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FUJIWARA Yasufumi  藤原 康文

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… Alternative Names

FIJIWARA Yasufumi  藤原 泰文

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Researcher Number 10181421
Other IDs
External Links
Affiliation (Current) 2025: 立命館大学, 総合科学技術研究機構, 教授
2025: 大阪大学, エマージングサイエンスデザインR3センター, 特任教授
Affiliation (based on the past Project Information) *help 2024: 立命館大学, 総合科学技術研究機構, 教授
2021 – 2023: 大阪大学, 大学院工学研究科, 教授
2016 – 2020: 大阪大学, 工学研究科, 教授
2011 – 2015: 大阪大学, 工学(系)研究科(研究院), 教授
2007 – 2012: Osaka University, 大学院・工学研究科, 教授 … More
2009 – 2010: Osaka University, 工学研究科, 教授
2008: 大阪大学, 大学院工学研究科, 教授
2007: 阪大, 工学(系)研究科(研究院), 教授
2005 – 2006: 大阪大学, 大学院工学研究科, 教授
2003 – 2005: Osaka University, Graduate School of Engineering, Professor, 大学院・工学研究科, 教授
2003: Nagoya University, Engineering, Associate Professor, 工学研究科, 教授
1997 – 2003: NAGOYA UNIVERSITY,DEPARTMENT OF MATERIALS SCIENCE AND ENGINEERING,ASSOCIATE PROF, 工学研究科, 助教授
1997: 名古屋大学, 大学院・工学研究科, 助教授
1993 – 1996: 名古屋大学, 工学部, 助教授
1990: 大阪大学, 基礎工学部, 講師
1989: 大阪大学基礎工学部, 助手
1988 – 1989: Faculty of Engineering Science, Osaka University, Research Assistant, 基礎工学部, 助手
1986: Faculty of Engineering Science, Osaka University, 基礎工学部, 助手 Less
Review Section/Research Field
Principal Investigator
Electronic materials/Electric materials / Electronic materials/Electric materials / Science and Engineering / Applied materials science/Crystal engineering / Medium-sized Section 21:Electrical and electronic engineering and related fields / Broad Section C / Science and Engineering / Applied materials science/Crystal engineering
Except Principal Investigator
Applied materials science/Crystal engineering / Applied materials … More / Electronic materials/Electric materials / 電子材料工学 / Electron device/Electronic equipment / Science and Engineering Less
Keywords
Principal Investigator
希土類元素 / エルビウム / 局所構造 / InP / 秩序制御 / フォトン場制御 / 発光ダイナミクス / 有機金属気相エピタキシャル法 / Er / 内殻遷移 … More / 希土類添加半導体 / 発光機能 / 高次発光機能 / ダブルヘテロ構造 / 原子レベル制御成長 / 蛍光EXAFS法 / OMVPE法 / ErP / 発光中心の再構築 / control of heterointerface / doubleheterostructures / erbium / stimulated emission / atomically-controlled growth / 誘導放出 / 新規半導体レーザ用材料 / 希土類添加III-V族半導体 / STM / AFM / 量子効果 / ランタノイド化合物 / 発光ダイオード / 電気・電子材料 / オプトロニクス / 局所構造制御 / 半導体スピントロニクス / 希土類元素添加半導体 / III-V族半導体 / X線CTR散乱法 / GaInP / 希土類イオン / 局在スピン / 原子層制御スーパーヘテロエピタキシャル / 究極的発光機能 / 光物性 / 結晶成長 / 波長変換 / 太陽電池 / carrier dynamics / new semiconductor lasers / rare-earth-doped III-V semiconductors / 非平衡キャリアグイナミクス / materials for new semiconductor lasers / semiconductors / rare-earth-doped III-V / ヘテロ界面制御 / semimetal-semiconductor transition / quantum effects / atomicallv-controlled growth / semiconductor structures / semimetal / lanthanoide / 半金属―半導体転移 / 半金属-半導体転移 / 原子層制御成長 / 半導体低次元量子構造 / 半金属 / X-ray CTR scattering / Super-heteroepitaxy / Lanthanoide / δド-ピング / 量子機能 / STS / 走査トンネル顕微鏡 / 原子間刀顕微鏡 / エピタキシャル / 量子情報機能 / エネルギー輸送機構 / エネルギー伝達機構 / 発光機能制御 / 薄膜 / テラヘルツ波 / 先端機能デバイス / 半導体物性 / スピンエレクトロニクス / スピントロニクス / フォトニック結晶 / 光ナノ共振器 / 高次機能 / エピタキシャル成長 / 単結晶 / Si発光デバイス / β-FeSi_2 / 固体光増幅器 / 希土類元素添加族半導体 / 有機Er原料 / 電流注入発光 / フルカラーディスプレイ / 希土類添加窒化物半導体 / 共添加 / 臨界成長温度 / 量子ドット / 半導体レーザ / Dy / 2〜3μm帯発光 / ジスプロシウム / X線CTR法 / GaP / X線CTR散乱測定 / 蛍光EXAFS測定 / RBS測定 / f殻内遷移 / InP複合構造 / 異種結合界面 / 新機能量子材料 / 原子層ド-ピング / Er(エルビウム) / Dy(ジスプロシウム) / 室温動作2〜3μm帯レーザ / 希土類元素添加III-V族化合物半導体 … More
Except Principal Investigator
半導体 / FIR / Test Element Group / MOSFET / ATOMIC LAYER / SEMICONDUCTORS / QUANTUM FUNCTIONS / HYBRID STRUCTURES / METALS / INSULATORS / OMVPE / 量子機能 / 複合構造 / 金属 / 絶縁体 / 界面構造 / 1原子層 / 成長初期過程 / 蛍光EXAFS / 表面 / 高温超伝導 / 界面 / ヘテロエピタキシャル / エピタキシャル成長 / transistor / epitaxial growth / quasi-particle / non-equilibrium / oxide superconductor / エピタキシ / 超伝導トランジスタ / 3端子 / 準粒子 / 非平衡 / 高温超伝導体 / Real Space Transfer / DX Center / Hetero-Junction / プラズモン / 実空間遷移 / DXセンタ / ヘテロ接合 / superconductor / hot-electron transistor / プラズマクリーニング / 金属-半導体積層構造 / 超伝導 / ホットエレクトロントランジスタ / non destructive evaluation / defect area localization / LSI defect analysis / terahertz emission microscope / Terahertz waves / femtosecond laser / 非破壊・非接触検査 / 故障箇所絞込み / LSI不良解析 / テラヘルツ放射顕微鏡 / テラヘルツ電磁波 / フェムト秒レーザー / Diffusion of In atoms / Alignment method of optics / Computer simulation of X-ray scattering / Portable measurement system / Synchrotron radiation / atomic scale distributions / distributions of impurity atoms / X-ray CTR scattering measurement / 相互拡散 / 原子層単位 / 半導体ヘテロ構造 / 薄膜多層構造 / 不純物原子 / X線CTR散乱 / In原子の拡散 / アライメント調整法の確立 / X線散乱の計算機シミュレーション / 可搬な測定系 / 放射光 / 原子層単位の原子分布 / 不純物原子分布 / X線CTR散乱測定 / Ultra-high Doping / Light Amplifier / Semiconductors / Co-doping / Rare-Earth Elements / 希上類元素 / 超高濃度 / 光増幅素子 / 共添加 / 希土類元素 / GROWTH CONTROL / HETEROSTRUCTURE GROWTH / CRYSTAL STRUCTURES / INTERFACE / SURFACE / 制御 / ヘテロ成長 / 結晶構造 / GROWTH SYSTEM / 作製装置 / GROWTH CONDITIONS / PHOTOREFLECTANCE / X-RAY CTR / EXAFS / HETEROSTRUCTURE / QUANTUM STRUCTURES / 評価 / 成長 / 原子層制御 / 量子構造 / 異種V族 / INITIAL GROWTH PROCESS / FLUORESCENCE EXAFS / SENICONDUCTORS / ビューポート / 分子線ビームエピタキシー / 窒素 / 新半導体材料 / フオトルミネッセンス / 結晶性 / AlAS / GaInNAS / 活性窒素 / 散乱 / AlAs / 誘導放出 / フォトニック結晶 / Al / 高品質化 / フォトルミネッセンス / Al混入 / フォトルミネッセンス高品質化 / 分子線エピタキシー / 半導体レーザ / GaInNAs / 量子サイズ効果 / 多重量子井戸 / 原子間力顕微鏡 / 走査トンネル分光 / 走査トンネル顕微鏡 / 自己組織化InAs量子ドット / 結合長 / 表面置換 / InPAs / 原子レベル / ホットキャリヤ / 薄膜 / エピタキシャル / TEM / 高温超電導体 Less
  • Research Projects

    (45 results)
  • Research Products

    (470 results)
  • Co-Researchers

    (61 People)
  •  New development of Semiconductors Intracenter PhotonicsPrincipal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2023 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (S)
    • Review Section
      Broad Section C
    • Research Institution
      Ritsumeikan University
      Osaka University
  •  Development of ultimate rare-earth luminescence properties by reconfiguration of luminescence centers in rare-earth-doped semiconductorsPrincipal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2023
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 21:Electrical and electronic engineering and related fields
    • Research Institution
      Osaka University
  •  Development of semiconductor intra-center photonicsPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2018 – 2022
    • Research Category
      Grant-in-Aid for Specially Promoted Research
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  Photon-field control of luminescent function of rare-earth ions in semiconductorsPrincipal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2017 – 2018
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  Development of highly efficient wavelength-conversion materials for next-generation solar cells using rare-earth ions doped in semiconductorsPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2016 – 2017
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  Development of quantum informative function using rare-earth ions doped well-controllably in semiconductorsPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2014 – 2015
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  Development of bright red light-emitting devices by elucidation and control of light-emitting mechanism in rare-earth-doped nitride semiconductorsPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2012 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (S)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  赤色発光を示す希土類添加窒化物半導体におけるエネルギー輸送機構の解明Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2012 – 2014
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  Development of terahertz emitters and detectors using rare-earth-doped semiconductorsPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2011 – 2012
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  Development of advanced luminescent functionality by control of atomic configuration in rare-earth doped semiconductorsPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2008
    • Research Institution
      Osaka University
  •  希土類添加半導体の秩序制御と高次発光機能の発現Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2007 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  希土類添加半導体を基盤とした光ナノ共振器の作製と発光特性の評価Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2007 – 2008
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  Development of Properties and Functionalities by Precise Control of Rare-Earth DopingPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2007 – 2011
    • Research Category
      Grant-in-Aid for Creative Scientific Research
    • Research Institution
      Osaka University
  •  Reproducible growth technique for GaInNAs and its application to long-wavelength laser diodes

    • Principal Investigator
      KONDOW Masahiko
    • Project Period (FY)
      2006 – 2010
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  希土類添加半導体の励起・緩和機構の解明と波長超安定発光デバイス高性能化への応用Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2006 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  希土類添加半導体の秩序制御と高次発光機能の発現Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2005 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  Siベース発光デバイス用材料:β-FeSi2単結晶の作製とホモエピタキシャル成長Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2005 – 2006
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  希土類元素添加半導体の新展開:秩序制御による新しいスピン物性の発現Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2004 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  Development of laser terahertz emission microscope and its application to LSI defect analysis

    • Principal Investigator
      TONOUCHI Masayoshi
    • Project Period (FY)
      2004 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Electron device/Electronic equipment
    • Research Institution
      Osaka University
  •  希土類元素添加半導体の新展開:秩序制御による新しいスピン物性の発現Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2003
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Review Section
      Science and Engineering
    • Research Institution
      Osaka University
  •  希土類元素添加半導体における電流励起光学利得とその最適化Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2003 – 2004
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      Osaka University
  •  Investigation for improved performance of new-type extremely-stable-wavelength light-emitting devices based on rare-earth-doped III-V semiconductorsPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Osaka University
  •  Distributions of impurity atoms in semiconductors analyzed by X-ray CTR scattering measurement

    • Principal Investigator
      TABUCHI Masao
    • Project Period (FY)
      2002 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      Nagoya University
  •  高輝度フルカラーディスプレイ用希土類添加窒化物半導体のエピタキシャル成長と物性Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      2001 – 2002
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Nagoya University
  •  Fabrication of Semiconductor Light Amplifier using Ultra-High Co-Doping of Er and O

    • Principal Investigator
      TAKEDA Yoshikazu
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Nagoya University
  •  Materials for new semiconductor lasers; atomically-controlled, growth of rare-earth-doped III-V semiconductors with high qualityPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      Osaka University
      Nagoya University
  •  III-V族化合物半導体における希土類原子配置による局在スピンの制御と物件Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      1999
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas (A)
    • Research Institution
      Nagoya University
  •  Atomically-controlled growth and properties of low-dimensional lanthanoide/semiconductor quantum structuresPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Nagoya University
  •  単一量子ドットの形成とそのナノ光学物性に関する研究

    • Principal Investigator
      NAKAMURA Arao
    • Project Period (FY)
      1998
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas (A)
    • Research Institution
      Nagoya University
  •  III-V族化合物半導体における希土類原子配置による局在スピンの制御と物性Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      1998
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas (A)
    • Research Institution
      Nagoya University
  •  室温動作2〜3μm帯半導体レーザ用材料:Dy添加III-V族半導体の作製と発光特性Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Nagoya University
  •  III-V族化合物半導体における希土類原子配置による局在スピンの制御と物性Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      1997
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Nagoya University
  •  CRYSTAL STRUCTURE ANALYSIS OF SURFACE AND INTERFACE 1 ATOMIC LAYER AND CONTROL OF HETEROSTRUCTURE GROWTH

    • Principal Investigator
      TAKEDA Yoshikazu
    • Project Period (FY)
      1997 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      NAGOYA UNIVERSITY
  •  ATOMIC-LAYER CONTROLLED SUPER-HETEROEPITAXY AND PROPERTIES OF LANTHANOIDE/SEMICONDUCTOR STRUCTURESPrincipal Investigator

    • Principal Investigator
      FUJIWARA Yasufumi
    • Project Period (FY)
      1996 – 1997
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      NAGOYA UNIVERSITY
  •  異種結合界面を有する新機能量子材料の原子層制御スーパーヘテロエピタキシャル成長Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Nagoya University
  •  RESEARCH ON ATOMIC LAYER CONTROLLED GROWTH AND CHARACTERIZATION OF SEMICONDUCTOR QUANTUM STRUCTURES WITH DIFFERENT GROUP-V ATOMS

    • Principal Investigator
      TAKEDA Yoshikazu
    • Project Period (FY)
      1995 – 1996
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      NAGOYA UNIVERSITY
  •  DEVELOPMENT OF FABRICATION SYSTEM FOR NEW QUANTUM FUNCTIONAL MATERIALS OF SEMICONDUCTOR/INSULATOR/METAL HYBRID STRUCTURES

    • Principal Investigator
      TAKEDA Yoshikazu
    • Project Period (FY)
      1995 – 1997
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      NAGOYA UNIVERSITY
  •  III-V族化合物半導体へのDy原子層ド-ピングと室温動作2〜3μm帯レーザへの応用Principal Investigator

    • Principal Investigator
      藤原 康文
    • Project Period (FY)
      1994
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Nagoya University
  •  蛍光EXAFSによる成長素過程のその場測定と原子レベルミクロ構造の制御

    • Principal Investigator
      TAKEDA Yoshikazu
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Nagoya University
  •  RESEARCH ON NEW QUANTUM FUNCTIONAL MATERIALS BY SEMICONDUCTOR/INSULATOR/METAL HYBRID STRUCTURES

    • Principal Investigator
      TAKEDA Yoshikazu
    • Project Period (FY)
      1992 – 1994
    • Research Category
      Grant-in-Aid for General Scientific Research (B)
    • Research Field
      電子材料工学
    • Research Institution
      NAGOYA UNIVERSITY
  •  高温超伝導体ヘテロエピタキシの表面・界面評価と光電応用

    • Principal Investigator
      小林 猛
    • Project Period (FY)
      1990
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Osaka University
  •  高温超電導体ヘテロエピタキシの表面・界面評価と光電応用

    • Principal Investigator
      KOBAYASHI Takeshi
    • Project Period (FY)
      1989
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Osaka University
  •  Study of Non-equilibrium Superconductivity in HTSC and Electronic Application

    • Principal Investigator
      KOBAYASHI Takeshi
    • Project Period (FY)
      1988 – 1989
    • Research Category
      Grant-in-Aid for General Scientific Research (B)
    • Research Field
      Applied materials
    • Research Institution
      Osaka University
  •  Development Research of Radiant FIR Emitter Employing Two-Dimensional Plasmon in Hetero-Junction

    • Principal Investigator
      KOBAYASHI Takeshi
    • Project Period (FY)
      1987 – 1988
    • Research Category
      Grant-in-Aid for Developmental Scientific Research
    • Research Field
      電子材料工学
    • Research Institution
      Osaka University
  •  Superconductor-Base Transistor Employing Superconductor-Semiconductor Junctions

    • Principal Investigator
      KOBAYASHI Takeshi
    • Project Period (FY)
      1985 – 1986
    • Research Category
      Grant-in-Aid for General Scientific Research (B)
    • Research Field
      Applied materials
    • Research Institution
      Osaka University

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 Other

All Journal Article Presentation Book Patent

  • [Book] Progress in Advanced Structural and Functional Materials Design2013

    • Author(s)
      Y. Fujiwara (分担執筆)
    • Total Pages
      287
    • Publisher
      Springer
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Book] Progress in Advanced Structural and Functional Materials Design2013

    • Author(s)
      Y. Fujiwara (分担執筆)
    • Total Pages
      287
    • Publisher
      Springer
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Book] Advanced materials design of rare-earth-doped semiconductors by organometallic vapor phase epitaxy (Chapter 21)2013

    • Author(s)
      Y. Fujiwara, Y. Terai, and A. Nishikawa
    • Publisher
      Progress in Advanced Structural and Functional Materials Design
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Book] Progress in Advanced Structural and Functional Materials Design2013

    • Author(s)
      Y. Fujiwara, Y. Terai, and A. Nishikawa(分担執筆)
    • Total Pages
      287
    • Publisher
      Springer
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Book] Materials Research Society Symposium Proceedings Vol.1342, Rare-Earth Doping of Advanced Materials for Photonic Applications2012

    • Author(s)
      V. Dierolf, Y. Fujiwara, T. Gregorkiewicz, and W. M. Jadwisienczak
    • Total Pages
      119
    • Publisher
      (Cambridge University Press, New York
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Book] Materials Research Society Symposium Proceedings Vol. 1342, Rare-Earth Doping of Advanced Materials for Photonic Applications2012

    • Author(s)
      V. Dierolf, Y. Fujiwara, T. Gregorkiewicz, and W. M. Jadwisienczak
    • Publisher
      Cambridge University Press
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Book] レアアースの最新技術動向と資源戦略2011

    • Author(s)
      藤原康文
    • Publisher
      シーエムシー出版
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Book] 光技術動向調査報告書2011

    • Author(s)
      藤原康文
    • Publisher
      光産業技術振興協会
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Book] Materials Research Society Symposium Proceedings Vol.1111, Rare-Earth Doping of Advanced Materials for Photonic Applications2009

    • Author(s)
      V. Dierolf, Y. Fujiwara, U. Hommerich, P. Ruterana, and J. M. Zavada
    • Total Pages
      297
    • Publisher
      Materials Research Society, Pennsylvania
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Book] Rare-Earth Doping of Advanced Materials for Photonic Applications(Materials Research Society Symposium Proceedings)2009

    • Author(s)
      V. Dierolf, Y. Fujiwara, U. Hommerich, P. Ruterana, J. M. Zavada
    • Publisher
      Materials Research Society
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Book] Materials Research Society Symposium Proceedings, Rare-Earth Doping ofAdvanced Materials for Photonic Applications2009

    • Author(s)
      Y.Fujiwara
    • Total Pages
      297
    • Publisher
      Materials Research Society
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Book] Journal of Physics : Conference Series2009

    • Author(s)
      Y.Fujiwara
    • Total Pages
      364
    • Publisher
      Institute of Physics Publishing
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Book] Rare-Earth Doping for Optoelectronic Applications, Materials Research Society Symposium Proceedings2005

    • Author(s)
      T.Gregorkiewicz, Y.Fujiwara, M.Lipson, J.M.Zavada
    • Total Pages
      209
    • Publisher
      Materials Research Society
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Book] Optical Materials 28(6-7) [Rare earth doped photonic materials. Proceedings of the European Materials Research Society 2005 Spring Meeting - Symposium C]2005

    • Author(s)
      Y.Fujiwara, A.J.Keynon, B.Moine, P.Ruterana
    • Total Pages
      322
    • Publisher
      Elsevier
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] An efficiently excited Eu3+ luminescent site formed in Eu,O-codoped GaN2024

    • Author(s)
      Takenori Iwaya, Shuhei Ichikawa, Volkmar Dierolf, Brandon Mitchell, Hayley Austin, Dolf Timmerman, Jun Tatebayashi, Yasufumi Fujiwara
    • Journal Title

      AIP Advances

      Volume: 14 Issue: 2 Pages: 25044-25044

    • DOI

      10.1063/5.0183774

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K14614, KAKENHI-PROJECT-23KJ1422, KAKENHI-PROJECT-18H05212, KAKENHI-PROJECT-23H05449
  • [Journal Article] Red Electroluminescence from Light Emitting Diodes Based on Eu-Doped ZnO Embedded in p-GaN/Al<sub>2</sub>O<sub>3</sub>/n-ZnO Heterostructures2023

    • Author(s)
      Tatebayashi Jun、Nishimura Kazuto、Ichikawa Shuhei、Yamada Shinya、Nakajima Yoshikata、Sato Kazuhisa、Hamaya Kohei、Fujiwara Yasufumi
    • Journal Title

      ECS Journal of Solid State Science and Technology

      Volume: 12 Issue: 7 Pages: 076017-076017

    • DOI

      10.1149/2162-8777/ace655

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21K04194, KAKENHI-PROJECT-18H05212
  • [Journal Article] Demonstration of GaN:Eu/GaN nanowire light emitting diodes grown by selective-area organometallic vapor phase epitaxy2023

    • Author(s)
      Otabara T.、Tatebayashi J.、Yoshimura T.、Timmerman D.、Ichikawa S.、Fujiwara Y.
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 62 Issue: SG Pages: SG1018-SG1018

    • DOI

      10.35848/1347-4065/acbb0f

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] 希土類添加半導体ナノワイヤの結晶成長とデバイス応用2023

    • Author(s)
      舘林潤、藤原康文
    • Journal Title

      応用物理

      Volume: 92 Pages: 735-739

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] 情報ディスプレイ技術の研究開発動向2023

    • Author(s)
      石鍋隆宏、工藤幸寛、小村真一、奥村治彦、橋本圭介、山北裕文、藤原康文、浦岡行治、清水貴央、本村玄一、辻博史、薄井武順
    • Journal Title

      映像情報メディア学会誌

      Volume: 77 Pages: 199-211

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Enhanced light output of Eu, O-codoped GaN caused by reconfiguration of luminescent sites during post-growth thermal annealing2023

    • Author(s)
      T. Iwaya, S. Ichikawa, D. Timmerman, J. Tatebayashi, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 122 Issue: 3 Pages: 032102-032102

    • DOI

      10.1063/5.0136880

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22K14614, KAKENHI-PROJECT-23KJ1422, KAKENHI-PROJECT-18H05212
  • [Journal Article] Formation and Optical Characteristics of GaN:Eu/GaN Nanowires for Applications in Light-Emitting Diodes2023

    • Author(s)
      Tatebayashi Jun、Otabara Takaya、Yoshimura Takuma、Hada Raiki、Yoshida Ryo、Ichikawa Shuhei、Fujiwara Yasufumi
    • Journal Title

      ECS Journal of Solid State Science and Technology

      Volume: 12 Issue: 9 Pages: 096003-096003

    • DOI

      10.1149/2162-8777/acf6ff

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18H05212, KAKENHI-PROJECT-23H05449
  • [Journal Article] Electrically driven europium-doped GaN microdisk2023

    • Author(s)
      Taniguchi T.、Timmerman D.、Ichikawa S.、Tatebayashi J.、Fujiwara Y.
    • Journal Title

      Optics Letters

      Volume: 48 Issue: 17 Pages: 4590-4590

    • DOI

      10.1364/ol.494616

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212, KAKENHI-PROJECT-23H05449
  • [Journal Article] 情報ディスプレイ技術の研究開発動向2023

    • Author(s)
      石鍋隆宏、工藤幸寛、小村真一、奥村治彦、橋本圭介、山北裕文、藤原康文、浦岡行治、清水貴央、本村玄一、辻博史、薄井武順
    • Journal Title

      映像情報メディア学会誌

      Volume: 77 Pages: 199-211

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Journal Article] Enhancement of Er luminescence from bridge-type photonic crystal nanocavities with Er, O-co-doped GaAs2023

    • Author(s)
      Fang Zhidong、Tatebayashi Jun、Homi Ryohei、Ogawa Masayuki、Kajii Hirotake、Kondow Masahiko、Kitamura Kyoko、Mitchell Brandon、Ichikawa Shuhei、Fujiwara Yasufumi
    • Journal Title

      Optics Continuum

      Volume: 2 Issue: 10 Pages: 2178-2178

    • DOI

      10.1364/optcon.501666

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] 希土類添加半導体ナノワイヤの結晶成長とデバイス応用2023

    • Author(s)
      舘林潤、藤原康文
    • Journal Title

      応用物理

      Volume: 92 Pages: 735-739

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Journal Article] Enhanced luminescence efficiency in Eu-doped GaN superlattice structures revealed by terahertz emission spectroscopy2023

    • Author(s)
      Murakami Fumikazu、Takeo Atsushi、Mitchell Brandon、Dierolf Volkmar、Fujiwara Yasufumi、Tonouchi Masayoshi
    • Journal Title

      Communications Materials

      Volume: 4 Issue: 1 Pages: 1-10

    • DOI

      10.1038/s43246-023-00428-6

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23KJ1442, KAKENHI-PROJECT-23KJ1475, KAKENHI-PROJECT-18H05212, KAKENHI-PROJECT-23H05449, KAKENHI-PROJECT-23H00184
  • [Journal Article] Nanorod photonic crystal ring resonators2022

    • Author(s)
      Timmerman Dolf、Iwaya Takenori、Fujiwara Yasufumi
    • Journal Title

      Optics Express

      Volume: 30 Issue: 3 Pages: 3488-3488

    • DOI

      10.1364/oe.443080

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Formation and optical characteristics of GaN:Eu/GaN core-shell nanowires grown by organometallic vapor phase epitaxy2022

    • Author(s)
      Otabara Takaya、Tatebayashi Jun、Hasegawa Shunya、Timmerman Dolf、Ichikawa Shuhei、Ichimiya Masayoshi、ASHIDA Masaaki、FUJIWARA Yasufumi
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: xx Issue: SD Pages: SD1022-SD1022

    • DOI

      10.35848/1347-4065/ac4e4c

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19H02573, KAKENHI-PROJECT-18H05212
  • [Journal Article] Improved Q-factors of III-nitride-based photonic crystal nanocavities by optical loss engineering2022

    • Author(s)
      T. Iwaya, S. Ichikawa, D. Timmerman, J. Tatebayashi, and Y. Fujiwara
    • Journal Title

      Optics Express

      Volume: 30 Issue: 16 Pages: 28853-28853

    • DOI

      10.1364/oe.460467

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K14614, KAKENHI-PROJECT-18H05212
  • [Journal Article] Modeling defect mediated color-tunability in LEDs with Eu-doped GaN-based active layers2022

    • Author(s)
      Austin Hayley J.、Mitchell Brandon、Timmerman Dolf、Tatebayashi Jun、Ichikawa Shuhei、Fujiwara Yasufumi、Dierolf Volkmar
    • Journal Title

      Journal of Applied Physics

      Volume: 131 Issue: 4 Pages: 045701-045701

    • DOI

      10.1063/5.0077223

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Elucidation of the excitation mechanism of Tb ions doped in AlGaN grown by OMVPE toward a wavelength-stable green emitter2022

    • Author(s)
      Komai R.、Ichikawa S.、Hanzawa H.、Tatebayashi J.、Fujiwara Y.
    • Journal Title

      Journal of Applied Physics

      Volume: 131 Issue: 7 Pages: 073102-073102

    • DOI

      10.1063/5.0080269

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Enhanced Red Emission of Eu,O-Codoped GaN Embedded in a Photonic Crystal Nanocavity with Hexagonal Air Holes2021

    • Author(s)
      Shuhei Ichikawa, Yutaka Sasaki, Takenori Iwaya, Masato Murakami, Masaaki Ashida, Dolf Timmerman, Jun Tatebayashi, Yasufumi Fujiwara
    • Journal Title

      Physical Review Applied

      Volume: 15 Issue: 3 Pages: 034086-034086

    • DOI

      10.1103/physrevapplied.15.034086

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K13791, KAKENHI-PROJECT-18H05212
  • [Journal Article] Eu-doped GaN and InGaN monolithically stacked full-color LEDs with a wide color gamut2021

    • Author(s)
      S. Ichikawa, K. Shiomi, T. Morikawa, D. Timmerman, Y. Sasaki, J. Tatebayashi, and Y. Fujiwara
    • Journal Title

      Applied Physics Express

      Volume: 14 Issue: 3 Pages: 031008-031008

    • DOI

      10.35848/1882-0786/abe603

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212, KAKENHI-PUBLICLY-19H04544
  • [Journal Article] Design considerations of III-nitride-based two-dimensional photonic crystal cavities with crystallographically induced disorder2021

    • Author(s)
      Iwaya Takenori、Ichikawa Shuhei、Murakami Masato、Timmerman Dolf、Tatebayashi Jun、Fujiwara Yasufumi
    • Journal Title

      Applied Physics Express

      Volume: 14 Issue: 12 Pages: 122002-122002

    • DOI

      10.35848/1882-0786/ac3545

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Droop-free amplified red emission from Eu ions in GaN2021

    • Author(s)
      Takeo Atsushi、Ichikawa Shuhei、Maeda Shogo、Timmerman Dolf、Tatebayashi Jun、Fujiwara Yasufumi
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 60 Issue: 12 Pages: 120905-120905

    • DOI

      10.35848/1347-4065/ac3b88

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Formation and optical characteristics of ZnO:Eu/ZnO nanowires grown by sputtering-assisted metalorganic chemical vapor deposition2021

    • Author(s)
      J. Tatebayashi, M. Mishina, N. Nishiyama, D. Timmerman, S. Ichikawa, and Y. Fujiwara
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 60 Issue: SC Pages: SCCE05-SCCE05

    • DOI

      10.35848/1347-4065/abebbb

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18H05212, KAKENHI-PROJECT-19H02573
  • [Journal Article] High-Q 1D rod-based nanocavities2021

    • Author(s)
      Timmerman Dolf、Iwaya Takenori、Fujiwara Yasufumi
    • Journal Title

      Optics Letters

      Volume: 46 Issue: 17 Pages: 4260-4260

    • DOI

      10.1364/ol.434904

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Direct detection of rare earth ion distributions in gallium nitride and its influence on growth morphology2020

    • Author(s)
      B. Mitchell, D. Timmerman, W. Zhu, J. Y. Lin, H. X. Jiang, J. Poplawsky, R. Ishii, Y. Kawakami, V. Dierolf, J. Tatebayashi, S. Ichikawa, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 127 Issue: 1 Pages: 013102-013102

    • DOI

      10.1063/1.5134050

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-16H06426, KAKENHI-PROJECT-15H05732, KAKENHI-PROJECT-19H02615, KAKENHI-PROJECT-18H05212
  • [Journal Article] Er,O共添加GaAsを用いた高Q値フォトニック結晶ナノ共振器における発光強度増大2020

    • Author(s)
      小川雅之、舘林潤、藤岡夏輝、東諒磨、市川修平、近藤正彦、Dolf Timmerman、藤原康文
    • Journal Title

      材料

      Volume: 69 Pages: 823-828

    • NAID

      130007941333

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Quantitative evaluation of enhanced Er luminescence in GaAs-based two-dimensional photonic crystal nanocavities2020

    • Author(s)
      M. Ogawa. J. Tatebayashi, N. Fujioka, R. Higashi, M. Fujita, S. Noda, D. Timmerman, S. Ichikawa, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 116 Issue: 18

    • DOI

      10.1063/1.5142778

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Size dependence of quantum efficiency of red emission from GaN:Eu structures for application in micro-LEDs2020

    • Author(s)
      D. Denier van der Gon, D. Timmerman, Y. Matsude, S. Ichikawa, M. Ashida, P. Schall, and Y. Fujiwara
    • Journal Title

      Optics Letters

      Volume: 45 Issue: 14 Pages: 3973-3976

    • DOI

      10.1364/ol.397848

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Room-temperature operation of near-infrared light-emitting diode based on Tm-doped GaN with ultra-stable emission wavelength2020

    • Author(s)
      S. Ichikawa, N. Yoshioka, J. Tatebayashi, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 127 Issue: 11 Pages: 113103-113103

    • DOI

      10.1063/1.5140715

    • Peer Reviewed
    • Data Source
      KAKENHI-PUBLICLY-19H04544, KAKENHI-PROJECT-18H05212
  • [Journal Article] Enhancement of Er luminescence in microdisk resonators made of Er,O-codoped GaAs2020

    • Author(s)
      R. Higashi, M. Ogawa, J. Tatebayashi, N. Fujioka, D. Timmerman, S. Ichikawa, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 127 Issue: 23

    • DOI

      10.1063/1.5144159

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Purcell-enhanced radiative rate of Eu3+ ions in GaN microdisks2020

    • Author(s)
      D.Timmerman, Y. Matsude, Y. Sasaki, S. Ichikawa, J. Tatebayashi, and Y. Fujiwara
    • Journal Title

      Physical Review Applied

      Volume: 14 Issue: 6

    • DOI

      10.1103/physrevapplied.14.064059

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Temporally modulated energy shuffling in highly interconnected nano-systems2020

    • Author(s)
      B. Mitchell, H. Austin, D. Timmerman, V. Dierolf, and Y. Fujiwara
    • Journal Title

      Nanophotonics

      Volume: 9 Issue: 2 Pages: 851-876

    • DOI

      10.1515/nanoph-2020-0484

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Direct Visualization and Determination of the Multiple Exciton Generation Rate2020

    • Author(s)
      Timmerman Dolf、Matsubara Eiichi、Gomez Leyre、Ashida Masaaki、Gregorkiewicz Tom、Fujiwara Yasufumi
    • Journal Title

      ACS Omega

      Volume: 5 Issue: 34 Pages: 21506-21512

    • DOI

      10.1021/acsomega.0c02067

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K05372, KAKENHI-PROJECT-18H05212
  • [Journal Article] Carrier dynamics and excitation of E u 3 + ions in GaN2020

    • Author(s)
      D. Timmerman, B. Mitchell, S. Ichikawa, J. Tatebayashi, M. Nagai, M. Ashida, and Y. Fujiwara
    • Journal Title

      Physical Review B

      Volume: 101 Issue: 24

    • DOI

      10.1103/physrevb.101.245306

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Eu添加GaNレーザ発振に向けた2次元フォトニック結晶光ナノ共振器構造の検討2020

    • Author(s)
      岩谷孟学、市川修平、村上雅人、舘林潤、藤原康文
    • Journal Title

      材料

      Volume: 69 Pages: 721-726

    • NAID

      130007927961

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Valence states and the magnetism of Eu ions in Eu-doped GaN2020

    • Author(s)
      T.Nunokawa, Y. Fujiwara, Y. Miyata, N. Fujimura, T.Sakurai, H.Ohta, A.Masago, H.Shinya, T. Fukushima, K. Sato, H. Katayama-Yoshida
    • Journal Title

      Journal of Applied Physics

      Volume: 127 Issue: 8 Pages: 083901-083901

    • DOI

      10.1063/1.5135743

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19H05618, KAKENHI-PROJECT-18K04926, KAKENHI-PROJECT-20K05303, KAKENHI-PROJECT-18H05212, KAKENHI-PROJECT-20H05650
  • [Journal Article] GaN:Eu,O-based resonant-cavity light emitting diodes with conductive AlInN/GaN distributed Bragg reflectors2020

    • Author(s)
      T. Inaba, J. Tatebayashi, K. Shiomi, D. Timmerman, S. Ichikawa, and Y. Fujiwara
    • Journal Title

      ACS Applied Electronic Materials

      Volume: 2 Issue: 3 Pages: 732-738

    • DOI

      10.1021/acsaelm.9b00806

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Excitation efficiency and limitations of the luminescence of Eu3+ ions in GaN2020

    • Author(s)
      D. Timmerman, B. Mitchell, S. Ichikawa, J. Tatebayashi, M. Ashida, and Y. Fujiwara
    • Journal Title

      Physical Review Applied

      Volume: 13 Issue: 1

    • DOI

      10.1103/physrevapplied.13.014044

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Picosecond time-resolved dynamics of energy transfer between GaN and the various excited states of Eu3+ ions2019

    • Author(s)
      R. Wei, B. Mitchell, D. Timmerman, T. Gregorkiewicz, W. Zhu, J. Tatebayashi, S. Ichikawa, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Physical Review B

      Volume: 100 Issue: 8

    • DOI

      10.1103/physrevb.100.081201

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Color-tunablility in GaN LEDs based on atomic emission manipulation under current injection2019

    • Author(s)
      B. Mitchell, R. Wei, J. Takatsu, D. Timmerman, T. Gregorkiewicz, W. Zhu, S. Ichikawa, J. Tatebayashi, Y. Fujiwara, and V. Dierolf
    • Journal Title

      ACS Photonics

      Volume: 6

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Localized-surface-plasmon-enhanced GaN:Eu-based red light-emitting diodes utilizing silver nanoparticles2019

    • Author(s)
      J. Tatebayashi, T. Yamada, T. Inaba, D. Timmerman, S. Ichikawa, and Y. Fujiwara
    • Journal Title

      Applied Physics Express

      Volume: 12 Issue: 9 Pages: 095003-095003

    • DOI

      10.7567/1882-0786/ab37b0

    • NAID

      210000156867

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Enhanced luminescence efficiency of GaN:Eu-based lightemitting diodes by localized surface plasmons utilizing gold nanoparticles2019

    • Author(s)
      J. Tatebayashi, T. Yamada, T. Inaba, S. Ichikawa, and Y. Fujiwara
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 58

    • NAID

      210000155945

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Enhanced light extraction efficiency of Eu-related emission from a nano-patterned GaN layer grown by MOCVD2019

    • Author(s)
      A. Lesage, D. Timmerman, T. Inaba, T. Gregorkiewicz, and Y. Fujiwara
    • Journal Title

      Scientific Reports

      Volume: 9 Issue: 1

    • DOI

      10.1038/s41598-019-40971-2

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Efficient carrier multiplication in CsPbI3 perovskite nanocrystals2018

    • Author(s)
      Chris de Weerd、Gomez Leyre、Capretti Antonio、Lebrun Delphine M.、Matsubara Eiichi、Lin Junhao、Ashida Masaaki、Spoor Frank C. M.、Siebbeles Laurens D. A.、Houtepen Arjan J.、Suenaga Kazutomo、Fujiwara Yasufumi、Gregorkiewicz Tom
    • Journal Title

      Nature Communications

      Volume: 9 Issue: 1 Pages: 4199-4199

    • DOI

      10.1038/s41467-018-06721-0

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05084, KAKENHI-PROJECT-18H05212, KAKENHI-PROJECT-16H03884, KAKENHI-PROJECT-16H06333
  • [Journal Article] Perspective: Highly efficient GaN-based red LEDs using europium doping2018

    • Author(s)
      B. Mitchell, V. Dierolf, T. Gregorkiewicz, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 123 Issue: 16

    • DOI

      10.1063/1.5010762

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Journal Article] Hot-carrier-mediated impact excitation of Er3+ ions in SiO2 sensitized by Si nanocrystals2018

    • Author(s)
      A. Lesage, D. Timmerman, D. M. Lebrun, Y. Fujiwara, and T. Gregorkiewicz
    • Journal Title

      Applied Physics Letters

      Volume: 113 Issue: 3

    • DOI

      10.1063/1.5042013

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Growth and optical characteristics of Tm-doped AlGaN layer grown by organometallic vapor phase epitaxy2018

    • Author(s)
      J. Takatsu, R. Fuji, J. Tatebayashi, D. Timmerman, A. Lesage, T. Gregorkiewicz, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 123 Issue: 16

    • DOI

      10.1063/1.5011303

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Journal Article] Formation and optical properties of Tm,Yb-codoped ZnO nanowires grown by sputtering-assisted metalorganic chemical vapor deposition2018

    • Author(s)
      J. Tatebayashi, G. Yoshii, T. Nakajima, M. Mishina, and Y. Fujiwara
    • Journal Title

      Journal of Crystal Growth

      Volume: 503 Pages: 13-19

    • DOI

      10.1016/j.jcrysgro.2018.09.006

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Journal Article] Quantitative study of energy-transfer mechanism in Eu,O-codoped GaN by time-resolved photoluminescence spectroscopy2018

    • Author(s)
      Inaba Tomohiro、Kojima Takanori、Yamashita Genki、Matsubara Eiichi、Mitchell Brandon、Miyagawa Reina、Eryu Osamu、Tatebayashi Jun、Ashida Masaaki、Fujiwara Yasufumi
    • Journal Title

      Journal of Applied Physics

      Volume: 123 Issue: 16 Pages: 161419-161419

    • DOI

      10.1063/1.5011283

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05084, KAKENHI-PROJECT-17H01264, KAKENHI-PROJECT-16H03884, KAKENHI-PROJECT-16K13821
  • [Journal Article] Control of the energy transfer between Tm3+ and Yb3+ ions in Tm,Yb-codoped ZnO grown by sputtering-assisted metalorganic chemical vapor deposition2018

    • Author(s)
      Tatebayashi J.、Yoshii G.、Nakajima T.、Kamei H.、Takatsu J.、Lebrun D. M.、Fujiwara Y.
    • Journal Title

      Journal of Applied Physics

      Volume: 123 Issue: 16

    • DOI

      10.1063/1.5011270

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16K14233
  • [Journal Article] Synthesis and Characterization of a Novel Liquid Eu Precursor EuCppm2 Allowing for the Control of the Eu Oxidation State Ratio in GaN Thin Films Grown by OMVPE2017

    • Author(s)
      B. Mitchell, A. Koizumi, T. Nunokawa, Y. Kuboshima, T. Mogi, S. Higashi, K. Kikukawa, H. Ofuchi, T. Honma, and Y. Fujiwara
    • Journal Title

      Materials Chemistry and Physics

      Volume: 193 Pages: 140-146

    • DOI

      10.1016/j.matchemphys.2017.02.021

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-17H01264
  • [Journal Article] High-power Eu-doped GaN red LED based on a multilayer structure grown at lower temperatures by organometallic vapor phase epitaxy2017

    • Author(s)
      W. Zhu, B. Mitchell, D. Timmerman, A. Koizumi, T. Gregorkiewicz, and Y. Fujiwara
    • Journal Title

      MRS Advances

      Volume: 2 Issue: 3 Pages: 159-164

    • DOI

      10.1557/adv.2017.67

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-17H01264
  • [Journal Article] Emission enhancement and its mechanism of Eu-doped GaN by strain engineering2017

    • Author(s)
      T. Inaba, B. Mitchell, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Optical Materials Express

      Volume: 7 Issue: 4 Pages: 1381-1387

    • DOI

      10.1364/ome.7.001381

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-17H01264
  • [Journal Article] Surface morphology and optical properties of Eu3+ ions incorporated into N-polar GaN grown by organometallic vapor phase epitaxy2017

    • Author(s)
      R. Fuji, B. Mitchell, A. Koizumi, T. Inaba, and Y. Fujiwara
    • Journal Title

      Journal of Crystal Growth

      Volume: 470 Pages: 862-865

    • DOI

      10.1016/j.jcrysgro.2017.01.015

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-17H01264
  • [Journal Article] Charge state of vacancy defects in Eu-doped GaN2017

    • Author(s)
      B. Mitchell, N. Hernandez, D. Lee, A. Koizumi, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Physical Review B

      Volume: 96 Issue: 6

    • DOI

      10.1103/physrevb.96.064308

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Journal Article] Pathway towards high-efficiency Eu-doped GaN light-emitting diodes2017

    • Author(s)
      I. E. Fragkos, C.-K. Tan, V. Dierolf, Y. Fujiwara, and N. Tansu
    • Journal Title

      Scientific Reports

      Volume: 7 Issue: 1

    • DOI

      10.1038/s41598-017-15302-y

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Journal Article] Re-excitation of trivalent europium ions doped into gallium nitride revealed through photoluminescence under femtosecond pulsed excitation2017

    • Author(s)
      W. Zhu, R. Wei, D. Timmerman, T. Gregorkiewicz, B. Mitchell, Y. Fujiwara, and V. Dierolf
    • Journal Title

      ACS Photonics

      Volume: 5 Issue: 3 Pages: 875-880

    • DOI

      10.1021/acsphotonics.7b01090

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Journal Article] Detection of In segregation in InGaN by using Eu as a probe2017

    • Author(s)
      J. Takatsu, B. Mitchell, A. Koizumi, S. Yamanaka, M. Matsuda, T. Gregorkiewicz, T. Kojima, and Y. Fujiwara
    • Journal Title

      Journal of Crystal Growth

      Volume: 470 Pages: 831-834

    • DOI

      10.1016/j.jcrysgro.2016.12.101

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-17H01264
  • [Journal Article] Physics of efficiency droop in GaN:Eu light-emitting diodes2017

    • Author(s)
      I. E. Fragkos, V. Dierolf, Y. Fujiwara, and N. Tansu
    • Journal Title

      Scientific Reports

      Volume: 7 Issue: 1

    • DOI

      10.1038/s41598-017-17033-6

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Journal Article] Dimerization of emission centers in Eu-doped GaN red light-emitting diode: cooperative charge capturing using valence states coupling2016

    • Author(s)
      M. Ishii, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Journal of Physics: Condensed Matter

      Volume: 29 Issue: 2 Pages: 025702-025702

    • DOI

      10.1088/0953-8984/29/2/025702

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-26420287
  • [Journal Article] Optical and Electrical Study of Defects in GaN in situ doped with Eu3+ ion grown by OMVPE2016

    • Author(s)
      J. Wang, A. Koizumi, Y. Fujiwara, and W. M. Jadwisienczak
    • Journal Title

      Journal of Electronic Materials

      Volume: 45 Issue: 12 Pages: 6355-6362

    • DOI

      10.1007/s11664-016-4983-6

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Substantial enhancement of red emission intensity by embedding Eu-doped GaN into a microcavity2016

    • Author(s)
      T. Inaba, D. Lee, R. Wakamatsu, T. Kojima, B. Mitchell, A. Capretti, T. Gregorkiewicz, A.Koizumi, and Y. Fujiwara
    • Journal Title

      AIP Advances

      Volume: 6 Issue: 4 Pages: 045105-045105

    • DOI

      10.1063/1.4946849

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15J00887, KAKENHI-PROJECT-24226009
  • [Journal Article] Utilization of native oxygen in Eu(RE)-doped GaN for enabling device compatibility in optoelectronic applications2016

    • Author(s)
      B. Mitchell, D. Timmerman, J. Poplawsky, W. Zhu, D. Lee, R. Wakamatsu, J. Takatsu, M. Matsuda, W. Guo, K. Lorenz, E. Alves, A. Koizumi, V. Dierolf, and Y. Fujiwara
    • Journal Title

      Scientific Reports

      Volume: 6 Issue: 1

    • DOI

      10.1038/srep18808

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-26820113
  • [Journal Article] Investigation of optical gain in Eu-doped GaN thin film grown by OMVPE method2016

    • Author(s)
      N. N. Ha, A. Nishikawa, Y. Fujiwara, and T. Gregorkiewicz
    • Journal Title

      Journal of Science: Advanced Materials and Devices

      Volume: 1 Issue: 2 Pages: 220-223

    • DOI

      10.1016/j.jsamd.2016.06.004

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Enhanced photo/electroluminescence properties of GaN:Eu through optimization of the growth conditions and defect environment2016

    • Author(s)
      W. Zhu, B. Mitchell, D. Timmerman, A. Uedono, A. Koizumi, and Y. Fujiwara
    • Journal Title

      APL Materials

      Volume: 4 Issue: 5

    • DOI

      10.1063/1.4950826

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Trapping of injection charges in emission centers of GaN:Eu red LED characterized with 1/f noise involved in forward current2016

    • Author(s)
      M. Ishii, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 55 Issue: 1 Pages: 015801-015801

    • DOI

      10.7567/jjap.55.015801

    • NAID

      210000145898

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-26420287, KAKENHI-PROJECT-24226009
  • [Journal Article] Study of defects in GaN in situ doped with Eu3+ ion grown by OMVPE2016

    • Author(s)
      J. Wang, A. Koizumi, Y. Fujiwara, and W. M. Jadwisienczak
    • Journal Title

      Journal of Electronic Materials

      Volume: 45 Issue: 4 Pages: 2001-2007

    • DOI

      10.1007/s11664-016-4337-4

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-26820113
  • [Journal Article] Control of GaN facet structures through Eu doping toward achieving semipolar {1-101} and {2-201} InGaN/GaN quantum wells2016

    • Author(s)
      T. Kojima, S. Takano, R. Hasegawa, D. Timmerman, A. Koizumi, M. Funato, Y. Kawakami, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 109 Issue: 18

    • DOI

      10.1063/1.4965844

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Enhanced excitation efficiency of Eu ions in Eu-doped GaN/AlGaN multiple quantum well structures grown by organometallic vapor phase epitaxy2015

    • Author(s)
      T. Arai, D. Timmerman, R. Wakamatsu, D. Lee, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Journal of Luminescence

      Volume: 158 Pages: 70-74

    • DOI

      10.1016/j.jlumin.2014.09.036

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] In situ Eu doping into AlxGa1-xN grown by organometallic vapor phase epitaxy to improve luminescence properties2015

    • Author(s)
      A. Koizumi, K. Kawabata, D. Lee, A. Nishikawa, Y. Terai, H. Ofuchi, T. Honma, and Y. Fujiwara
    • Journal Title

      Optical Materials

      Volume: 41 Pages: 75-79

    • DOI

      10.1016/j.optmat.2014.11.005

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-26820113
  • [Journal Article] Three-dimensional spectrum mapping of bright emission centers: investigating the brightness-limiting process in Er-doped GaN red LEDs2015

    • Author(s)
      M. Ishii, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 107 Issue: 8 Pages: 0821061-4

    • DOI

      10.1063/1.4929531

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-26420287, KAKENHI-PROJECT-24226009
  • [Journal Article] Nanoscale determinant to brighten up GaN:Eu red light-emitting diode: Local potential of Eu-defect complexes2015

    • Author(s)
      Masashi Ishii, Atsushi Koizumi, and Yasufumi Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 117 Issue: 15 Pages: 1553071-7

    • DOI

      10.1063/1.4918662

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-26820113, KAKENHI-PROJECT-26420287, KAKENHI-PROJECT-24226009
  • [Journal Article] Resonant energy transfer between Eu luminescent sites and their local geometry in GaN2015

    • Author(s)
      D. Timmerman, R. Wakamatsu, K. Tanaka, D. Lee, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 107 Issue: 15

    • DOI

      10.1063/1.4933301

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-26630131
  • [Journal Article] Unique properties of photoluminescence excitation spectra in a Eu-doped GaN epitaxial film2015

    • Author(s)
      M. Nakayama, S. Nakamura, H. Takeuchi, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 106 Issue: 1

    • DOI

      10.1063/1.4905309

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Thermodynamics and kinetics of three Mg-H-VN complexes in Mg:GaN - A combined First-Principle and experimental study2014

    • Author(s)
      D. Lee, B. Mitchell, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Physical Review Letters

      Volume: 112 Issue: 20

    • DOI

      10.1103/physrevlett.112.205501

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] The role of donor-acceptor pairs in the excitation mechanism of Eu-ions in GaN:Eu epitaxial layers2014

    • Author(s)
      B. Mitchell, J. Poplawsky, D. Lee, A. Koizumi, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Journal of Applied Physics

      Volume: 115 Issue: 20

    • DOI

      10.1063/1.4879253

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-26820113
  • [Journal Article] Direct transparent electrode patterning on layered GaN substrate by screen printing of indium tin oxide nanoparticle ink for Eu-doped GaN red light-emitting diode2014

    • Author(s)
      Y. Kashiwagi, A. Koizumi, Y. Takemura, S. Furuta, M. Yamamoto, M. Saitoh, M. Takahashi, T. Ohno, Y. Fujiwara, K. Murahashi, K. Ohtsuka, and M. Nakamoto
    • Journal Title

      Applied Physics Letters

      Volume: 105 Issue: 22 Pages: 223509-223509

    • DOI

      10.1063/1.4903234

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Afterglow of Eu-related emission in Eu-doped gallium nitride grown by organometallic vapor phase epitaxy2014

    • Author(s)
      R. Wakamatsu, D. Timmerman, D. Lee, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 116 Issue: 4

    • DOI

      10.1063/1.4891232

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Eu添加GaN赤色発光ダイオード ~電気を流してEuを光らせる~2014

    • Author(s)
      藤原康文
    • Journal Title

      オプトロニクス

      Volume: 382 Pages: 114-118

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] 希土類添加GaNとLED応用2014

    • Author(s)
      藤原康文、小泉淳
    • Journal Title

      レーザー研究

      Volume: 42 Pages: 211-215

    • NAID

      130007897579

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Present understanding of Eu luminescent centers in Eu-doped GaN grown by organometallic vapor phase epitaxy2014

    • Author(s)
      Y. Fujiwara and V. Dierolf
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 53 Issue: 5S1 Pages: 05FA13-05FA13

    • DOI

      10.7567/jjap.53.05fa13

    • NAID

      210000143781

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Optical activity and external photoluminescence quantum efficiency of Eu3+ in GaN2014

    • Author(s)
      W. D. Boer, C. McConigle, T. Gregorkiewicz, Y. Fujiwara, S. Tanabe, and P. Stallinga
    • Journal Title

      Scientific Reports

      Volume: 4 Issue: 1

    • DOI

      10.1038/srep05235

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Enhancement in light efficiency of a GaN:Eu red light-emitting diode by pulse-controlled injected charges2014

    • Author(s)
      M. Ishii, A. Koizumi, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 105 Issue: 17

    • DOI

      10.1063/1.4900840

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24226009, KAKENHI-PROJECT-26420287, KAKENHI-PROJECT-26820113
  • [Journal Article] Vibrationally induced center reconfiguration in co-doped GaN:Eu,Mg epitaxial layers: Local hydrogen migration vs. activation of non-radiative channels2014

    • Author(s)
      B. Mitchell, D. Lee, D. Lee, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Applied Physics Letters

      Volume: 103 Issue: 24

    • DOI

      10.1063/1.4846575

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Luminescence properties of Eu-doped GaN under resonant excitation and quantitative evaluation of luminescent sites2013

    • Author(s)
      R. Wakamatsu, D. Lee, A. Koizumi, V. Dierolf, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 114 Issue: 4

    • DOI

      10.1063/1.4816088

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Effect of annealing on Eu-Mg-H complex optical center in Eu,Mg-codoped GaN grown by organometallic vapor phase epitaxy2013

    • Author(s)
      D. Lee, R. Wakamatsu, A. Koizumi, Y. Terai, J. D. Poplawsky, V. Dierolf, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 102 Issue: 14

    • DOI

      10.1063/1.4800447

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] 希土類添加半導体の精密制御成長と発光機能2013

    • Author(s)
      小泉淳、藤原康文
    • Journal Title

      スマートプロセス学会誌

      Volume: 2 Pages: 213-218

    • NAID

      10031200067

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Electron-beam-induced migration of hydrogen in Mg-doped GaN using Eu as a probe2013

    • Author(s)
      B. Mitchell, D. Lee, D. Lee, A. Koizumi, J. Poplawsky, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Physical Review B

      Volume: 88 Issue: 12

    • DOI

      10.1103/physrevb.88.121202

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Formation of Eu3+ luminescent centers in Eu-doped ZnO grown by sputtering-assisted metalorganic chemical vapor deposition2013

    • Author(s)
      T. Tsuji, Y. Terai, M. H. B. Kamarudin, and Y. Fujiwara
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 52 Issue: 11R Pages: 111101-111101

    • DOI

      10.7567/jjap.52.111101

    • NAID

      210000143056

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Luminescence properties of Eu-doped GaN grown on GaN substrate2013

    • Author(s)
      R. Wakamatsu, D. Lee, A. Koizumi, V. Dierolf, Y. Terai, and Y. Fujiwara
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 52 Issue: 8S Pages: 08JM03-08JM03

    • DOI

      10.7567/jjap.52.08jm03

    • NAID

      210000142745

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Control of Eu luminescence centers by codoping of Mg and Si in Eu-doped GaN2013

    • Author(s)
      D. Lee, R. Wakamatsu, A. Koizumi, Y. Terai, and Y. Fujiwara
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 52 Issue: 8S Pages: 08JM01-08JM01

    • DOI

      10.7567/jjap.52.08jm01

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Roles of defects in the excitation of Eu ions in Eu:GaN2013

    • Author(s)
      J. D. Poplawsky, A. Nishikawa, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Optical Express

      Volume: 21 Issue: 25 Pages: 30633-30641

    • DOI

      10.1364/oe.21.030633

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Journal Article] Eu luminescence center created by Mg codoping in Eu-doped GaN2012

    • Author(s)
      D. Lee, A. Nishikawa, Y. Terai, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 100 Issue: 17

    • DOI

      10.1063/1.4704920

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209, KAKENHI-PROJECT-24226009
  • [Journal Article] 希土類添加半導体の新展開2011

    • Author(s)
      藤原康文
    • Journal Title

      マテリアルインテグレーション

      Volume: 24 Pages: 18-22

    • NAID

      130006977578

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] ESR study of photoluminescent material GaAs:Er,O -Er concentration effect2011

    • Author(s)
      M. Fujisawa, A. Asakura, F. Elmasry, S. Okubo, H. Ohta, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 109(5)

    • Data Source
      KAKENHI-PROJECT-23656220
  • [Journal Article] Energy structure of Er-2O center in GaAs:Er,O studied by high magnetic field photoluminescence measurement2011

    • Author(s)
      H. Katsuno, H. Ohta, O. Portugall, N.s Ubrig, M. Fujisawa, F. Elmasry, S. Okubo, and Y. Fujiwara:
    • Journal Title

      Journal of Luminescence

      Volume: 131 Pages: 2294-2298

    • Data Source
      KAKENHI-PROJECT-23656220
  • [Journal Article] ESR study of photoluminescent material GaAs : Er, O-Er concentration effect-2011

    • Author(s)
      M. Fujisawa, A. Asakura, F. Elmasry, S. Okubo, H. Ohta, and Y. Fujiwara
    • Journal Title

      Journal of Applied Physics

      Volume: 109 Issue: 5 Pages: 053910-053910

    • DOI

      10.1063/1.3556453

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209, KAKENHI-PROJECT-23656220
  • [Journal Article] 1.4.5 希土類添加の発光素子2011

    • Author(s)
      藤原康文
    • Journal Title

      光技術動向調査報告書

      Volume: FY2010-002-1 Pages: 70-74

    • Data Source
      KAKENHI-PROJECT-23656220
  • [Journal Article] Excitation of Eu3+ in gallium nitride epitaxial layers : Majority versus trap defect center2011

    • Author(s)
      N. Woodward, J. Poplawsky, B. Mitchell, A. Nishikawa, Y. Fujiwara, and V. Dierolf
    • Journal Title

      Applied Physics Letters

      Volume: 98

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] 希土類添加の発光素子2011

    • Author(s)
      藤原康文
    • Journal Title

      光技術動向調査報告書

      Volume: FY2010-002-1 Pages: 70-74

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Journal Article] Energy structure of Er-2O center in GaAs : Er, O studied by high magnetic field photoluminescence measurement2011

    • Author(s)
      H. Katsuno, H. Ohta, O. Portugall, N. S. Ubrig, M. Fujisawa, F. Elmasry, S. Okubo, and Y. Fujiwara
    • Journal Title

      Journal of Luminescence

      Volume: 131 Pages: 2294-2298

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Lattice site location of optical centres in GaN : Eu LED material grown by organometallic vapor phase epitaxy2010

    • Author(s)
      K. Lorenz, E. Alves, I. S. Roqan, K. P. O' Donnell, A. Nishikawa, Y. Fujiwara, and M. Bockowski
    • Journal Title

      Applied Physics Letters

      Volume: 97 Issue: 11

    • DOI

      10.1063/1.3489103

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] 希土類添加半導体の現状と将来展望2010

    • Author(s)
      藤原康文、西川敦、寺井慶和
    • Journal Title

      応用物理

      Volume: 79 Pages: 25-31

    • NAID

      10026198784

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Rare-earth-doped semiconductor-based light-emitting diodes operating at room temperature2010

    • Author(s)
      Y.Fujiwara
    • Journal Title

      e-Journal of Light Emitting Diode

      Volume: 2

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] 希土類添加半導体の現状と将来展望2010

    • Author(s)
      藤原康文
    • Journal Title

      応用物理 79

      Pages: 25-31

    • NAID

      10026198784

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] 希土類添加半導体の現状と将来展望2010

    • Author(s)
      藤原康文, 西川敦, 寺井慶和
    • Journal Title

      応用物理 79

      Pages: 25-31

    • NAID

      10026198784

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Improved luminescence properties of Eu-doped GaN light-emitting diodes grown by atmospheric-pressure organometallic vapor phase epitaxy2010

    • Author(s)
      A. Nishikawa, N. Furukawa, T. Kawasaki, Y. Terai, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 97 Issue: 5

    • DOI

      10.1063/1.3478011

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Eu添加GaN赤色発光ダイオードの有機金属気相エピタキシャル成長と発光特性2010

    • Author(s)
      藤原康文
    • Journal Title

      生産と技術

      Volume: 62 Pages: 1-4

    • NAID

      40017345424

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Development of new-type 1.5μm light-emitting devices based on Er, O-codoped GaAs2009

    • Author(s)
      藤原康文
    • Journal Title

      Journal of Physics : Conference Series 165

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Luminescence properties in Er, O-codoped GaAs light-emitting devices with double excitation mechanism2009

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Materials Research Society Symposium Proceedings (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20900123
  • [Journal Article] Room-temperature red emission from a p-type/ europium-doped/ n-type gallium nitride light-emitting diode under current injection2009

    • Author(s)
      A. Nishikawa, T. Kawasaki, N. Furukawa, Y. Terai, and Y. Fujiwara
    • Journal Title

      Applied Physics Express

      Volume: 2 Pages: 071004-071004

    • DOI

      10.1143/apex.2.071004

    • NAID

      10025087007

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Luminescence properties in Er, O-codoped GaAs light-emitting deviceswith double excitation mechanism2009

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Materials Research Society Symposium Proceedings (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Journal Article] Development of new-type 1. 5μm light-emitting devices based on Er, O-codoped GaAs2009

    • Author(s)
      FUJIWARA Y.
    • Journal Title

      Journal of Physics: Conference Series (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Room-temperature red emission from a p-type/europium-doped/n-type gallium nitride light-emitting diode under current injection2009

    • Author(s)
      A. Nishikawa, T. Kawasaki, N. Furukawa, Y. Terai, Y. Fujiwara
    • Journal Title

      Appl.Phys.Exp. 2

    • NAID

      10025087007

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Development of new-type 1.5 μm light-emitting devices based on Er, O-codoped GaAs2009

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Journal of Physics : Conference Series (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Journal Article] Luminescence properties in Er, O-codoped GaAs light-emitting devices with double excitation mechanism2009

    • Author(s)
      FUJIWARA Y.
    • Journal Title

      Materials Research Society Symposium Proceedings (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Luminescence properties in Er,O-codoped GaAs light-emitting devices with double excitation mechanism2009

    • Author(s)
      藤原康文
    • Journal Title

      Materials Research Society Symposium Proceedings, Rare-Earth Doping ofAdvanced Materials for Photonic Applications 1111

      Pages: 143-148

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] 希土類添加GaAs結晶の原子レベル制御成長と新規発光デバイスへの応用2008

    • Author(s)
      藤原康文
    • Journal Title

      オプトロニクス 27

      Pages: 157-163

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Journal Article] Mechanism of excitation and relaxation in Er,O-codoped GaAs for 1.5μm light-emitting devices with extremely stable wavelength2008

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Physica Status Solidi(a) 205

      Pages: 64-67

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] 希土類添加GaAs結晶の原子レベル制御成長と新規発光デバイスへの応用2008

    • Author(s)
      藤原康文
    • Journal Title

      オプトロニクス 27

      Pages: 157-163

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20900123
  • [Journal Article] Mechanism of excitation and relaxation in Er, O-codoped GaAs for 1.5Mm light-emitting devices with extremely stable stable wavelength2008

    • Author(s)
      Y., FUJIWARA
    • Journal Title

      Physica Status Solidi(a) 205

      Pages: 64-67

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19018014
  • [Journal Article] Terahertz radiation from Er, O-codoped GaAs surface grown by organometallic vapor phase epitaxy2008

    • Author(s)
      K. Shimada, Y. Terai, S. Takemoto, K. Hidaka, Y. Fujiwara, M. Suzuki, and M. Tonouchi
    • Journal Title

      Applied Physics Letters

      Volume: 92 Issue: 11

    • DOI

      10.1063/1.2901025

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Ultrafast carrier-capturing in GaInP/ Er, O-codoped GaAs/ GaInP laser diodes grown by organometallic vapor phase epitaxy2008

    • Author(s)
      Y. Terai, K. Hidaka, K. Fujii, S. Takemoto, M. Tonouchi, and Y. Fujiwara
    • Journal Title

      Applied Physics Letters

      Volume: 93 Issue: 23

    • DOI

      10.1063/1.3046784

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Mechanism of excitation and relaxation in Er, O-codoped GaAs for 1.5μm light-emitting devices with extremely stable wavelength2008

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Physica Status Solidi (a) 205

      Pages: 64-67

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Journal Article] 希土類添加GaAs結晶の原子レベル制御成長と新規発光デバイスへの応用2008

    • Author(s)
      藤原康文
    • Journal Title

      オプトロニクス 27

      Pages: 157-163

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Ultrafast carrier-trapping in Er-doped and Er, O-codoped GaAs revealed by pump and probe technique2007

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Physica B 401-402

      Pages: 234-237

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Ultrafast carrier-trapping in Er-doped and Er, O-codoped GaAs revealed by pump and probe technique2007

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Physica B 401-402

      Pages: 234-237

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Journal Article] Direct observation of picosecond-scale energy-transfer processes in Er, O-codoped GaAs by pump-prove reflection technique2007

    • Author(s)
      Y., FUJIWARA
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 893

      Pages: 245-246

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19018014
  • [Journal Article] Ultrafast carrier-trapping in Er-doped and Er, O-codoped GaAs revealed by pump and probe technique2007

    • Author(s)
      Y. Fujiwara, S. Takemoto, K. Nakamura, K. Shimada, M. Suzuki, K. Hidaka, Y. Terai, and M. Tonouchi
    • Journal Title

      Physica B

      Volume: 401-402 Pages: 234-237

    • DOI

      10.1016/j.physb.2007.08.155

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Ultrafast carrier-trapping in Er-doped and Er, O-codoped GaAs revealed by pump and probe technique2007

    • Author(s)
      Y., FUJIWARA
    • Journal Title

      Physica B 401-402

      Pages: 234-237

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19018014
  • [Journal Article] Direct observation of picosecond-scale energy-transfer processes in Er, O-codoped GaAs by pump-probe reflection technique2007

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 893

      Pages: 245-246

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Journal Article] Direct observation of picosecond-scale energy-transfer processes in Er, O-codoped GaAs by pump-probe reflection technique2007

    • Author(s)
      Y. FUJIWARA
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 893

      Pages: 245-246

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Journal Article] Direct observation of trapping of photoexcited carriers in Er,O-codoped GaAs2006

    • Author(s)
      K.Nakamura, S.Takemoto, Y.Terai, M.Suzuki, A.Koizumi, Y.Takeda, M.Tonouchi, Y.Fujiwara
    • Journal Title

      Physica B 376-377

      Pages: 556-559

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Pump and probe reflection study on photoexcited carrier dynamics in Er,O-codoped GaAs2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 772

      Pages: 139-140

    • Data Source
      KAKENHI-PROJECT-16031211
  • [Journal Article] Pump and probe reflection study on photoexcited carrier dynamics in Er, O-codoped GaAs2005

    • Author(s)
      Y.FUJIWARA
    • Journal Title

      Proceedings of the 27th International Conference on Physics of Semiconductors (印刷中)

    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Behaviors of nonequilibrium carriers in Er,O-codoped GaAs for 1.5μm light-emitting devices with extremely stable wavelength2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Science Forum 512

      Pages: 159-164

    • Data Source
      KAKENHI-PROJECT-16031211
  • [Journal Article] Electron spin resonance study of Zn-codoping effect on local structure of the Er-related centers in GaAs:Er,O2005

    • Author(s)
      M.Yoshida, K.Hiraka, H.Ohta, Y.Fujiwara, A.Koizumi, Y.Takeda
    • Journal Title

      Journal of Applied Physics 97(2)

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Pump and probe reflection study on photoexcited carrier dynamics in Er, O-codoped GaAs2005

    • Author(s)
      Y.FUJIWARA
    • Journal Title

      Proceedings of the 27th International Conference on Physics of Semiconductors (印刷中)

    • Data Source
      KAKENHI-PROJECT-15656004
  • [Journal Article] Pump and probe reflection study on photoexcited carrier dynamics in Er,O-codoped GaAs2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 772

      Pages: 139-140

    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Pump and probe reflection study on photoexcited carrier dynamics in Er, O-codoped GaAs2005

    • Author(s)
      Y.FUJIWARA
    • Journal Title

      Proceedings of the 27th International Conference on Physics of Semiconductors (印刷中)

    • Data Source
      KAKENHI-PROJECT-16031211
  • [Journal Article] Behaviors of nonequilibrium carriers in Er,O-codoped GaAs for 1.5μm light-emitting devices with extremely stable wavelength2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Science Forum 512

      Pages: 159-164

    • Data Source
      KAKENHI-PROJECT-17042016
  • [Journal Article] Nonequilibrium carrier dynamics studied in Er,O-codoped GaAs by pump-probe reflection technique2005

    • Author(s)
      Y.Fujiwara, K.Nakamura, S.Takemoto, Y.Terai, M.Suzuki, A.Koizumi, Y.Takeda, M.Tonouchi
    • Journal Title

      Materials Research Society Symposium Proceedings, Rare-Earth Doping for Optoelectronic Applications (edited by T.Gregorkiewicz, Y.Fujiwara, M.Lipson and J.M.Zavada) (Materials Research Society, Pittsburgh) Vol.866

      Pages: 79-83

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Pump and probe reflection study on photoexcited carrier dynamics in Er,O-codoped GaAs2005

    • Author(s)
      Y.Fujiwara, K.Nakamura, A.Koizumi, Y.Takeda, M.Suzuki, M.Tonouchi
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 772

      Pages: 139-140

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Pump and probe reflection study on photoexcited carrier dynamics in Er,O-codoped GaAs2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 772

      Pages: 139-140

    • Data Source
      KAKENHI-PROJECT-17042016
  • [Journal Article] Room-temperature operation of injection-type 1.5 μm light-emitting diodes with Er,O-codoped GaAs2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Transactions 46(9)

      Pages: 1969-1674

    • NAID

      130004452877

    • Data Source
      KAKENHI-PROJECT-16031211
  • [Journal Article] Behaviors of nonequilibrium carriers in Er,O-codoped GaAs for 1.5μm light-emitting devices with extremely stable wavelength2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Science Forum 512

      Pages: 159-164

    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Nonequilibrium carrier dynamics studied in Er,O-codoped GaAs by pump-probe reflection technique2005

    • Author(s)
      Y.Fujiwara, K.Nakamura, S.Takemoto, Y.Terai, M.Suzuki, A.Koizumi, Y.Takeda, M.Tonouchi
    • Journal Title

      Materials Research Society Symposium Proceedings 866

      Pages: 79-83

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Room-temperature operation of injection-type 1.5 μm light-emitting diodes with Er,O-codoped GaAs2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Transactions 46(9)

      Pages: 1969-1974

    • NAID

      130004452877

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Effects of S-doping and subsequent annealing on photoluminescence around 1.54μm from Er-containing ZnO2005

    • Author(s)
      Z.Zhou, N.Sato, T.Komaki, A.Koizumi, T.Komori, M.Morinaga, Y.Fujiwara, Y.Takeda
    • Journal Title

      Materials Science Forum 475-479

      Pages: 1125-1128

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Terahertz radiation from Er,O-codoped GaAs surface2005

    • Author(s)
      M.Suzuki, M.Tonouchi, A.Koizumi, Y.Takeda, K.Nakamura, Y.Fujiwara
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 772

      Pages: 131-132

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Nonequilibrium carrier dynamics studied in Er,O-codoped GaAs by pump-probe reflection technique2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Research Society Symposium Proceedings, Rare-Earth Doping for Optoelectronic Applications 866

      Pages: 79-83

    • Data Source
      KAKENHI-PROJECT-16031211
  • [Journal Article] Behaviors of nonequilibrium carriers in Er,O-codoped GaAs for 1.5μm light-emitting devices with extremely stable wavelength2005

    • Author(s)
      Y.Fujiwara, A.Koizumi, K.Nakamura, M.Suzuki, Y.Takeda, M.Tonouchi
    • Journal Title

      Materials Science Forum 512

      Pages: 159-164

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Nonequilibrium carrier dynamics studied in Er,O-codoped GaAs by pump-probe reflection technique2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Research Society Symposium Proceedings, Rare-Earth Doping for Optoelectronic Applications 866

      Pages: 79-83

    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Room-temperature operation of injection-type 1.5μm light-emitting diodes with Er,O-codoped GaAs2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Transactions 46(9)

      Pages: 1969-1974

    • NAID

      130004452877

    • Data Source
      KAKENHI-PROJECT-17042016
  • [Journal Article] Nonequilibrium carrier dynamics studied in Er,O-codoped GaAs by pump-probe reflection technique2005

    • Author(s)
      Y.Fujiwara
    • Journal Title

      Materials Research Society Symposium Proceedings, Rare-Earth Doping for Optoelectronic Applications 866

      Pages: 79-83

    • Data Source
      KAKENHI-PROJECT-17042016
  • [Journal Article] ESR study of Zn codoping effect on the luminescence efficiency of the Er-2O center in GaAs:Er,O2005

    • Author(s)
      M.Yoshida, K.Hiraka, H.Ohta, A.Koizumi, Y.Fujiwara, Y.Takeda
    • Journal Title

      Physics of Semiconductors, AIP Conference Proceedings 772

      Pages: 121-122

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Composition dependence of energy structure and lattice structure in InGaAs/GaP2004

    • Author(s)
      S.Fuchi, Y.Nonogaki, H.Moriya, A.Koizumi, Y.Fujiwara, Y.Takeda
    • Journal Title

      Physica E 21

      Pages: 36-44

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Electron spin resonance study of GaAs:Er,O grown by organometallic vapor phase epitaxy2004

    • Author(s)
      M.Yoshida, K.Hiraka, H.Ohta, Y.Fujiwara, A.Koizumi, Y.Takeda
    • Journal Title

      Journal of Applied Physics 96(8)

      Pages: 4189-4196

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Formation of reactive center of rare-earth atom and application to optical devices-control of atom arrangements by crystal growth and fabrication of devices-2004

    • Author(s)
      Y.Takeda, Y.Fujiwara, M.Tabuchi, H.Ofuchi
    • Journal Title

      Materia Japan [in Japanese] 43(4)

      Pages: 312-317

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Photoluminescence around 1.54 μm from Er-containing ZnO at room temperature2004

    • Author(s)
      Z.Zhou, T.Komaki, A.Koizumi, T.Komori, M.Yoshino, M.Morinaga, Y.Fujiwara, Y.Takeda
    • Journal Title

      Materials Transactions 45(7)

      Pages: 2003-2007

    • NAID

      10013336252

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Effects of growth sequence on atomic level interfacial structures and characteristics of GaInP/GaAs/GaInP double heterostructures grown by low-pressure OMVPE2004

    • Author(s)
      T.Yoshikane, A.Koizumi, S.Hisadome, M.Tabuchi, Y.Fujiwara, A.Urakami, K.Inoue, Y.Takeda
    • Journal Title

      Applied Surface Science 237

      Pages: 246-250

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] 希土類添加III-V族半導体による電流注入型発光デバイス2004

    • Author(s)
      藤原康文, 小泉淳, 竹田美和
    • Journal Title

      応用物理 73(2)

      Pages: 224-228

    • NAID

      10011963097

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Injection-type light-emitting devices using rare-earth-doped III-V semiconductors2004

    • Author(s)
      Y.Fujiwara, A.Koizumi, Y.Takeda
    • Journal Title

      Oyo Buturi [in Japanese] 73(2)

      Pages: 224-228

    • NAID

      10011963097

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Atomic-scale observation of interfacial roughness and As-P exchange in InGaAs/InP multiple quantum well2004

    • Author(s)
      I.Yamakawa, R.Oga, Y.Fujiwara, Y.Takeda, A.Nakamura
    • Journal Title

      Applied Physics Letters 84(22)

      Pages: 4436-4438

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] 希土類元素発光中心の形成と光デバイスへの展開-結晶成長による原子配置の制御とデバイス作製-2004

    • Author(s)
      竹田美和, 藤原康文, 田渕雅夫, 大渕博宣
    • Journal Title

      まてりあ 43(4)

      Pages: 312-317

    • NAID

      10012905206

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Effects of active layer thickness on Er excitation cross section in GaInP/GaAs:Er,O/GaInP DH structure light-emitting diodes2003

    • Author(s)
      A.Koizumi, Y.Fujiwara, A.Urakami, K.Inoue, T.Yoshikane, Y.Takeda
    • Journal Title

      Physica B 340-342

      Pages: 309-314

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Fluorescence EXAFS analysis for ErP grown on by organometallic vapor phase epitaxy using a new organometal Er(EtCp)_32003

    • Author(s)
      H.Ofuchi, T.Akane, S.Jinno, Y.Yang, N.Kuno, T.Hirata, M.Tabuchi, Y.Fujiwara, Y.Takeda
    • Journal Title

      Materials Science in Semiconductor Processing 6

      Pages: 469-472

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Extremely large Er excitation cross section in Er,O-codoped GaAs light emitting diodes grown by organometallic vapor phase epitaxy2003

    • Author(s)
      Y.Fujiwara, A.Koizumi, K.Inoue, A.Urakami, T.Yoshikane, Y.Takeda
    • Journal Title

      Materials Research Society Symposium Proceedings, Progress in Semiconductors II--Electronic and Optoelectronic Applications (edited by B.D.Weaver, M.O.Manasreh, C.C.Jagadish and S.Zollner) (Materials Research Society, Pittsburgh) Vol.744

      Pages: 149-154

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] AFM observation of OMVPE-grown ErP on InP substrates using a new organometal Er(EtCp)_32003

    • Author(s)
      T.Akane, S.Jinno, Y.Yang, T.Hirata, T.Kuno, Y.Isogai, N.Watanabe, Y.Fujiwara, A.Nakamura, Y.Takeda
    • Journal Title

      Applied Surface Science 216

      Pages: 537-541

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Room-temperature 1.54μm light emission from Er,O-codoped GaAs/GaInP LEDs grown by low-pressure organometallic vapor phase epitaxy2003

    • Author(s)
      A.Koizumi, Y.Fujiwara, K.Inoue, A.Urakami, T.Yoshikane, Y.Takeda
    • Journal Title

      Japanese Journal of Applied Physics 42(4B)

      Pages: 2223-2225

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Room-temperature 1.5μm electroluminescence from GaInP/Er,O-codoped GaAs/GaInP double heterostructure injection-type light emitting diodes grown by organometallic vapor phase epitaxy2003

    • Author(s)
      Y.Fujiwara, A.Koizumi, A.Urakami, T.Yoshikane, K.Inoue, Y.Takeda
    • Journal Title

      Materials Science and Engineering B 105(1-3)

      Pages: 57-60

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Growth sequence dependence of GaAs-on-GaInP interface characteristics in GaAs/GaInP/GaAs structures grown by low-pressure organometallic vapor phase epitaxy2003

    • Author(s)
      A.Koizumi, Y.Fujiwara, K.Inoue, T.Yoshikane, A.Urakami, Y.Takeda
    • Journal Title

      Applied Surface Science 216

      Pages: 560-563

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Room-temperature electroluminescence properties of Er,O-codoped GaAs injection-type light emitting diodes grown by organometallic vapor phase epitaxy2003

    • Author(s)
      A.Koizumi, Y.Fujiwara, A.Urakami, K.Inoue, T.Yoshikane, Y.Takeda
    • Journal Title

      Applied Physics Letters 83(22)

      Pages: 4521-4523

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] SEM observation of overgrown InP on ErP/InP (001), InP (111)A, and InP (111)B2003

    • Author(s)
      T.Hirata, T.Akane, S.Jinno, T.Kuno, Y.Yang, Y.Fujiwara, A.Nakamura, Y.Takeda
    • Journal Title

      Materials Science in Semiconductor Processing 6

      Pages: 473-476

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Room-temperature electroluminescence properties of Er,O-codoped GaAs injection-type light emitting diodes grown by organometallic vapor phase epitaxy2003

    • Author(s)
      A.Koizumi, Y.Fujiwara, A.Urakami, K.Inone, T.Yoshikane, Y.Takeda
    • Journal Title

      Applied Physics Letters 83(22)

      Pages: 4521-4523

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Extremely large Er excitation cross section in Er,O-codoped GaAs light emitting diodes grown by organometallic vapor phase epitaxy2003

    • Author(s)
      Y.Fujiwara, A.Koizumi, K.Inoue, A.Urakami, T.Yoshikane, Y.Takeda
    • Journal Title

      Materials Research Society Symposium Proceedings, Progress in Semiconductors II, Electronic and Optoelectronic Applications 744

      Pages: 149-154

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] Reactor structure dependence of interface abruptness in GaInAs/InP and GaInP/GaAs grown by organometallic vapor phase epitaxy2003

    • Author(s)
      Y.Fujiwara, Y.Nonogaki, R.Oga, A.Koizumi, Y.Takeda
    • Journal Title

      Applied Surface Science 216

      Pages: 564-568

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Journal Article] AFM observation of OMVPE grown ErP on InP (001), (111)A and (111)B substrates2003

    • Author(s)
      T.Kuno, T.Akane, S.Jinno, T.Hirata, Y.Yang, Y.Isogai, N.Watanabe, Y.Fujiwara, A.Nakamura, Y.Takeda
    • Journal Title

      Materials Science in Semiconductor Processing 6

      Pages: 461-464

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15360164
  • [Patent] 希土類添加半導体素子とその製造方法2021

    • Inventor(s)
      藤原康文、上村強、宮永和恒、神﨑伯夫
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2021
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 希土類添加窒化物半導体素子とその製造方法、半導体LED、半導体レーザー2021

    • Inventor(s)
      藤原康文、市川修平、竹尾敦志、舘林潤
    • Industrial Property Rights Holder
      藤原康文、市川修平、竹尾敦志、舘林潤
    • Industrial Property Rights Type
      特許
    • Filing Date
      2021
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] AlInN膜とその製造方法ならびに2次元フォトニック結晶共振器の製造方法2020

    • Inventor(s)
      藤原康文、稲葉智宏
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2020
    • Acquisition Date
      2022
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 表示装置およびその製造方法2019

    • Inventor(s)
      藤原康文、上野山雄、舘林潤、市川修平
    • Industrial Property Rights Holder
      藤原康文、上野山雄、舘林潤、市川修平
    • Industrial Property Rights Type
      特許
    • Filing Date
      2019
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 表示装置およびその製造方法2019

    • Inventor(s)
      藤原康文、上野山雄、舘林潤、市川修平
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2019
    • Acquisition Date
      2024
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 窒化物半導体基板とその製造方法および半導体デバイス2019

    • Inventor(s)
      藤原康文、T. Gregorkiewicz等
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2019
    • Acquisition Date
      2021
    • Overseas
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] AlInN膜および2次元フォトニック結晶共振器とこれらの製造方法ならびに半導体発光素子2019

    • Inventor(s)
      藤原康文、稲葉智宏
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2019
    • Acquisition Date
      2021
    • Overseas
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 近赤外発光半導体素子とその製造方法2019

    • Inventor(s)
      市川修平、吉岡尚輝、藤原康文、舘林潤
    • Industrial Property Rights Holder
      市川修平、吉岡尚輝、藤原康文、舘林潤
    • Industrial Property Rights Type
      特許
    • Filing Date
      2019
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 表示装置およびその製造方法2018

    • Inventor(s)
      藤原康文、上野山雄、舘林潤、市川修平
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2018-234965
    • Filing Date
      2018
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 窒化物半導体デバイスとその基板、および希土類元素添加窒化物層の形成方法2018

    • Inventor(s)
      市川修平、藤原康文、舘林潤
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2018-164868
    • Filing Date
      2018
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] 窒化物半導体基板とその製造方法および半導体デバイス2018

    • Inventor(s)
      藤原康文、T. Gregorkiewicz等
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2018
    • Acquisition Date
      2021
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] AlInN膜および2次元フォトニック結晶共振器とこれらの製造方法ならびに半導体発光素子2018

    • Inventor(s)
      藤原康文、稲葉智宏
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Rights Type
      特許
    • Filing Date
      2018
    • Acquisition Date
      2024
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Patent] AlInN厚膜形成技術2017

    • Inventor(s)
      藤原康文、稲葉智宏
    • Industrial Property Rights Holder
      藤原康文、稲葉智宏
    • Industrial Property Rights Type
      特許
    • Filing Date
      2017-02-28
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Patent] 窒化物半導体基板とその製造方法および半導体デバイス2016

    • Inventor(s)
      藤原康文、朱婉新、小泉淳、他2名
    • Industrial Property Rights Holder
      藤原康文、朱婉新、小泉淳、他2名
    • Industrial Property Rights Type
      特許
    • Filing Date
      2016-11-25
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Patent] 赤色発光半導体素子とその製造方法2013

    • Inventor(s)
      藤原康文、小泉淳
    • Industrial Property Rights Holder
      藤原康文、小泉淳
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2013-047022
    • Filing Date
      2013-03-08
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Patent] 赤色発光半導体素子とその製造方法、および窒化物半導体素子用基板とその製造方法2012

    • Inventor(s)
      藤原康文、小泉淳、寺井慶和
    • Industrial Property Rights Holder
      藤原康文、小泉淳、寺井慶和
    • Industrial Property Rights Type
      特許
    • Industrial Property Number
      2012-184347
    • Filing Date
      2012-08-23
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Patent] 赤色発光半導体素子とその製造方法2011

    • Inventor(s)
      藤原康文
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2011-268143
    • Filing Date
      2011-12-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Patent] 赤色発光半導体素子とその製造方法2011

    • Inventor(s)
      藤原康文、西川敦、寺井慶和
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2011-268141
    • Filing Date
      2011-12-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Patent] 赤色発光半導体素子とその製造方法2011

    • Inventor(s)
      藤原康文、西川敦、寺井慶和
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2011-268143
    • Filing Date
      2011-12-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Patent] 赤色発光半導体素子とその製造方法2011

    • Inventor(s)
      藤原康文
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2011-268141
    • Filing Date
      2011-12-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Patent] 赤色発光素子および赤色発光素子の製造方法2009

    • Inventor(s)
      西川敦、藤原康文、寺井慶和、川崎隆志、古川直樹
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2009-112535
    • Filing Date
      2009-05-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Patent] 赤色発光素子および赤色発光素子の製造方法2009

    • Inventor(s)
      西川敦, 藤原康文, 寺井慶和, 川崎隆志, 古川直樹
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2009-112535
    • Filing Date
      2009-05-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Patent] 赤色発光半導体素子および赤色発光半導体素子の製造方法2009

    • Inventor(s)
      藤原康文
    • Industrial Property Rights Holder
      大阪大学
    • Industrial Property Number
      2009-112535
    • Filing Date
      2009-05-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 小型・超高精細次世代マイクロLEDディスプレイの実現を目指して2024

    • Author(s)
      藤原康文
    • Organizer
      大阪大学ナノ理工学人材育成産学コンソーシアム 令和5年度 第4回ナノ理工学情報交流会「次世代デバイスの潮流」、大阪大学豊中キャンパス、2月22日 (2024).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 小型・超高精細次世代マイクロLEDディスプレイの実現を目指して2024

    • Author(s)
      藤原康文
    • Organizer
      大阪大学ナノ理工学人材育成産学コンソーシアム 令和5年度 第4回ナノ理工学情報交流会「次世代デバイスの潮流」、大阪大学豊中キャンパス、2月22日 (2024).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Hybrid Integration of Eu-Doped GaN and InGaN LEDs towards Ultrahigh Definition Micro LED Display2024

    • Author(s)
      S. Ichikawa, Y. Fujiwara, and K. Kojima
    • Organizer
      16th International Conference on Advanced Plasma Science and Its Application to Nitrides and Nanomaterials (ISPlasma2024), Nagoya University, Nagoya, Japan, March 3-7 (2024).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Hybrid Integration of Eu-Doped GaN and InGaN LEDs towards Ultrahigh Definition Micro LED Display2024

    • Author(s)
      S. Ichikawa, Y. Fujiwara, and K. Kojima
    • Organizer
      16th International Conference on Advanced Plasma Science and Its Application to Nitrides and Nanomaterials (ISPlasma2024), 06aD02I, Nagoya University, Nagoya, Japan, March 3-7 (2024).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] マイクロLEDディスプレイ実現に向けたGaN系RGB LEDのモノリシック集積と微細化に向けた展望2024

    • Author(s)
      市川雄平、藤原康文、小島一信
    • Organizer
      電子情報通信学会発光型/非発光型ディスプレイ合同研究会、(27)、龍谷大学響都ホール校友会館(ハイブリッド開催、京都市南区)、1月25-26日 (2024).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] マイクロLEDディスプレイ実現に向けたGaN系RGB LEDのモノリシック集積と微細化に向けた展望2024

    • Author(s)
      市川雄平、藤原康文、小島一信
    • Organizer
      電子情報通信学会発光型/非発光型ディスプレイ合同研究会、(27)、龍谷大学響都ホール校友会館(ハイブリッド開催、京都市南区)、1月25-26日 (2024).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Towards small, ultrahigh-definition micro-LED displays using monolithic vertically stacked RGB LEDs2023

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      SID' Display Week Symposium, 37-4, Los Angeles Convention Center, Los Angels, USA, May 21-25 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] モノリシック垂直積層型RGB LEDを用いた小型・超高精細マイクロLEDディスプレイを目指して2023

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      映像情報メディア学会情報ディスプレイ研究会「ディスプレイ一般」、(1)、オンライン、8月4日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] マイクロLED応用に向けたGaN系LEDの同一基板フルカラー集積と時間分解光電子分光法に基づく表面再結合評価の提案2023

    • Author(s)
      市川雄平、藤原康文、小島一信
    • Organizer
      日本学術振興会光電相互変換第125委員会、第266回研究会「マイクロLEDに関する要素技術」、(1) 、明治大学駿河台キャンパス、9月29日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaNの結晶成長とマイクロLEDディスプレイ用赤色LEDにむけた展開2023

    • Author(s)
      市川修平、舘林潤、藤原康文
    • Organizer
      日本学術振興会産業イノベーションのための結晶成長第R032委員会、第13回研究会「ディスプレイ用LEDおよび関連発光材料」、ウインクあいち+オンライン、7月7日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] 次世代ディスプレイ実現に向けたEu添加GaNナノワイヤの結晶成長2023

    • Author(s)
      舘林潤、藤原康文
    • Organizer
      第15回ナノ構造・エピタキシャル成長講演会、Fr-I03、山形テルサ、山形県山形市、6月15-17日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Towards small, ultrahigh-definition micro-LED displays using monolithic vertically stacked RGB LEDs2023

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      SID' Display Week Symposium, 37-4, Los Angeles Convention Center, Los Angels, USA, May 21-25 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] モノリシック垂直積層型RGB LEDを用いた小型・超高精細マイクロLEDディスプレイを目指して2023

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      映像情報メディア学会情報ディスプレイ研究会「ディスプレイ一般」、(1)、オンライン、8月4日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu-doped GaN red LEDs as a key component for micro-LED displays with ultrahigh resolution2023

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      International Conference on Processing & Manufacturing of Advanced Materials: Processing, Fabrication, Properties, Applications (Thermec2023), Vienna, Austria, July 2-7 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Towards ultrahigh-resolution micro-LED displays using a monolithic vertically stacked full-color LED2023

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      SPIE Photonics West 2020, 12421-62, Moscone Center, San Francisco, USA, January 30-February 2 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 赤色マイクロLEDの大学発ベンチャーを目指して2023

    • Author(s)
      藤原康文
    • Organizer
      第42回FPDフォーラム、ホテル日航プリンセス京都、京都市下京区、6月9日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Eu添加GaNおよびInGaN量子井戸のハイブリッド積層による同一サファイア基板上フルカラーLEDの作製と室温動作2023

    • Author(s)
      市川修平、塩見圭史、森川隆哉、佐々木豊、Dolf Timmerman、舘林潤、藤原康文
    • Organizer
      第70回応用物理学会春季学術講演会、16p-B401-5 、上智大学四谷キャンパス(東京都千代田区)+オンライン、3月15-18日 (2023).(第44回応用物理学会優秀論文賞受賞記念講演)
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 小型・超高精細マイクロLEDディスプレイ実現の鍵を握るEu添加GaN赤色LEDの高輝度化に向けて2023

    • Author(s)
      藤原康文
    • Organizer
      第70回応用物理学会春季学術講演会シンポジウム「物質の超秩序構造とその応用~結晶と非結晶のはざまの科学~」、16p-A404-5 、上智大学四谷キャンパス(東京都千代田区)+オンライン、3月15-18日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Emissive, MicroLED, and Quantum-Dot Display2023

    • Author(s)
      藤原康文
    • Organizer
      Display Week 2023報告会、オンライン、7月21日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Monolithic Vertically Stacked RGB LEDs for Small Micro-LED Displays with Ultrahigh Definition2023

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      2023 International Conference on Electronics Packaging (ICEP2023), TE1-2, Civic Auditorium Sears Home Yume Hall, Kumamoto, Japan, April 19-22 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Emissive, MicroLED, and Quantum-Dot Display2023

    • Author(s)
      藤原康文
    • Organizer
      Display Week 2023報告会、オンライン、7月21日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Full-color LEDs on one chip as a key technology to realize small, ultrahigh-definition micro-LED displays2023

    • Author(s)
      Y. Fujiwara
    • Organizer
      23rd International Meeting on Information Display (IMID2023), E13-1, BEXCO, Busan, Korea, August 22-25 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaNの結晶成長とマイクロLEDディスプレイ用赤色LEDにむけた展開2023

    • Author(s)
      市川修平、舘林潤、藤原康文
    • Organizer
      日本学術振興会産業イノベーションのための結晶成長第R032委員会、第13回研究会「ディスプレイ用LEDおよび関連発光材料」、 ハイブリッド(名古屋市+オンライン)、7月7日 (2023).(招待講演)
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 赤色マイクロLEDの大学発ベンチャーを目指して2023

    • Author(s)
      藤原康文
    • Organizer
      第42回FPDフォーラム、ホテル日航プリンセス京都、京都市下京区、6月9日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] マイクロLED応用に向けたGaN系LEDの同一基板フルカラー集積と時間分解光電子分光法に基づく表面再結合評価の提案2023

    • Author(s)
      市川雄平、藤原康文、小島一信
    • Organizer
      日本学術振興会光電相互変換第125委員会、第266回研究会「マイクロLEDに関する要素技術」、(1)、明治大学駿河台キャンパス、9月29日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Semiconductors intra-center photonics2023

    • Author(s)
      Y. Fujiwara
    • Organizer
      3rd International Conference on Dielectric Photonic Devices and Systems Beyond Visible (D-Photon2023), Bari, Italy, July 13-15 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Full-color LEDs on one chip as a key technology to realize small, ultrahigh-definition micro-LED displays2023

    • Author(s)
      Y. Fujiwara
    • Organizer
      23rd International Meeting on Information Display (IMID2023), E13-1, BEXCO, Busan, Korea, August 22-25 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] 次世代ディスプレイ実現に向けたEu添加GaNナノワイヤの結晶成長2023

    • Author(s)
      舘林潤、藤原康文
    • Organizer
      第15回ナノ構造・エピタキシャル成長講演会、Fr-I03、山形テルサ、山形県山形市、6月15-17日 (2023).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu-doped GaN red LEDs as a key component for micro-LED displays with ultrahigh resolution2023

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      International Conference on Processing & Manufacturing of Advanced Materials: Processing, Fabrication, Properties, Applications (Thermec2023), Vienna, Austria, July 2-7 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Semiconductors intra-center photonics2023

    • Author(s)
      Y. Fujiwara
    • Organizer
      3rd International Conference on Dielectric Photonic Devices and Systems Beyond Visible (D-Photon2023), Bari, Italy, July 13-15 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Monolithic Vertically Stacked RGB LEDs for Small Micro-LED Displays with Ultrahigh Definition2023

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      2023 International Conference on Electronics Packaging (ICEP2023), TE1-2, Civic Auditorium Sears Home Yume Hall, Kumamoto, Japan, April 19-22 (2023).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23H05449
  • [Presentation] Tb添加AlxGa1-xNを活性層に用いた超波長安定発光ダイオードの作製2022

    • Author(s)
      駒井亮太、市川修平、半澤弘昌、舘林潤、藤原康文
    • Organizer
      第69回応用物理学会春季学術講演会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 超高精細マイクロLEDディスプレイの基幹技術としてのEu添加GaN赤色LED2022

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      映像情報メディア学会情報ディスプレイ研究会ディスプレイ技術シンポジウム2022
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaN赤色LEDの現状と超高精細マイクロLEDディスプレイ応用可能性2022

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      応用物理学会結晶工学分科会第157回研究会、オンライン、6月1日 (2022).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Towards Next-Generation Micro-LED Displays Using Eu-Doped GaN2022

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      5th International Conference on Advanced Materials and Nanotechnology (ICAMN2022), I150, Hanoi, Vietnam, November 16-19 (2022).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu-doped GaN-based red LEDs for next-generation micro-LED displays2022

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      2022 International Conference on Electronics Packaging (ICEP 2022), TA1-1, Sapporo Community Plaza, Hokkaido (Hybrid conference), May 11-13 (2022).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Towards Next-Generation Micro-LED Displays Using Eu-Doped GaN2022

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      International Workshop on Nitride Semiconductors (IWN 2022), IT15, Berlin, Germany, October 9-14 (2022).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaN赤色LEDの進展と2光子光電子分光法による表面再結合過程の直接評価の提案 ~マイクロLED素子応用に向けて~2022

    • Author(s)
      市川修平、藤原康文、小島一信
    • Organizer
      Sophia Open Research Week 2021Sophia Open Research Week 2021 第3回半導体ナノフォトニクス研究会、上智大学四ツ谷キャンパス、東京都千代田区、11月23日 (2022).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu-doped GaN-based red LEDs for micro-LED displays with extremely high resolution2022

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      29th Workshop on Active-Matrix Flatpanel Display and Devices (AM-FPD 22), S2_2, Ryukoku University Avanti Kyoto Hall Kyoto, Kyoto, Japan (Hybrid conference), July 5-8 (2022).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] GaN based (quasi-) 1D nanorod photonic resonators2022

    • Author(s)
      D. Timmerman, T. Iwaya, and Y. Fujiwara
    • Organizer
      5th International Conference on Advanced Materials and Nanotechnology (ICAMN2022), I127, Hanoi, Vietnam, November 16-19 (2022).
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaNからの赤色レーザ発振を目指して~フォトン場の制御~2022

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      レーザー学会学術講演会第42回年次大会 シンポジウム「窒化物半導体レーザーダイオードの最前線 ~青,緑,深紫外,そして赤」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 希土類添加半導体ナノフォトニクスの開拓2022

    • Author(s)
      舘林潤、藤原康文
    • Organizer
      第389回蛍光体同学会講演会、4、 日本弘道会ビル、東京都千代田区、11月25日 (2022).
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Semiconductors intracenter photonics; GaN-based red LED for next-generation micro-LED display2021

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      Osaka University 2021 ASEAN Joint Workshop
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu-doped GaN-based red LED for ultrahigh-resolution micro-LED displays2021

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      SPIE Photonics West 2021
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 小型・超高精細マイクロLEDディスプレイに資するEu添加GaN赤色LEDの新展開2021

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      日本学術振興会第R025先進薄膜界面機能創成委員会第3回研究会「マイクロ LED 技術の現状と課題、最先端薄膜技術」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 半導体イントラセンター・フォトニクスの開拓 ~Eu添加GaN赤色LEDの新展開~2021

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      ワイドギャップ半導体学会第4回研究会「新領域レーザ、発光素子の進展、極限の追求と応用展開」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu-doped GaN-based red LEDs as a key technology for micro-LED displays with ultrahigh resolution2021

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      28th International Display Workshops (IDW’21)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 超スマート社会実現に資するナノワイヤフォトニクスの開拓2021

    • Author(s)
      舘林潤、市川修平、藤原康文
    • Organizer
      第68回応用物理学会春季学術講演会、シンポジウム「晶癖の工学:多形・組織制御で拓く協創結晶科学」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] マイクロLEDディスプレイに資する窒化物半導体赤色LEDの新展開2021

    • Author(s)
      藤原康文
    • Organizer
      日本金属学会第168回春期講演大会シンポジウム「どこまで実現したか?超スマート社会Ⅱ」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Purcell-effect-enhanced red emission from Eu ions in GaN cavities2021

    • Author(s)
      Y. Fujiwara, D. Timmerman, S. Ichikawa, and J. Tatebayashi
    • Organizer
      Laser Display and Lighting Conference 2021 (LDC2021)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] New development of Eu-doped GaN red LED for ultrahigh-resolution micro-LED display2021

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      40th Electronic Materials Symposium
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 窒化物半導体成長におけるステップバンチング機構の制御と応用2020

    • Author(s)
      市川修平、船戸充、川上養一、藤原康文
    • Organizer
      日本結晶成長学会ナノエピ分科会「第12回ナノ構造・エピタキシャル成長講演会」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] High brightness and RGB integration of Eu-doped GaN-based red LEDs for ultrahigh-resolution micro-LED display2020

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, and J. Tatebayashi
    • Organizer
      Society for Information Display's 2020 Virtual Display Week International Symposium
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 電気を流して希土類イオンを光らせる ~半導体イントラセンター・フォトニックスの開拓~2020

    • Author(s)
      藤原康文
    • Organizer
      電気三学会関西支部主催「学生のための講演会」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] マイクロLEDディスプレイに資する窒化物半導体赤色LEDの高輝度化とRGB集積化2020

    • Author(s)
      藤原康文
    • Organizer
      日本金属学会第166回春期講演大会シンポジウム「どこまで実現したか?超スマート社会」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Enhanced Eu luminescence in GaN:Eu,O-based light emitting diodes via introduction of nanostructures and nanocavities2020

    • Author(s)
      J. Tatebayashi, S. Ichikawa, and Y. Fujiwara
    • Organizer
      27th International Workshop on Active-Matrix Flatpanel Displays and Devices (AM-FPD20) -TFT Technologies and FPD Materials-
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 超高精細マイクロLEDディスプレイに資する窒化物半導体赤色LEDの高輝度化とRGB集積化2020

    • Author(s)
      藤原康文
    • Organizer
      2019年度 第6回JLEDS セミナー
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 超高精細マイクロLEDディスプレイに資するEu添加GaN赤色発光ダイオードの新展開2020

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      第22回高柳健次郎記念シンポジウム
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] マイクロLEDディスプレイに資するEu添加GaN赤色発光ダイオードの高輝度化と集積化2020

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      日本学術振興会透明酸化物光・電子材料第166委員会第87回研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 次世代マイクロLEDディスプレイに資するEu添加GaN赤色発光ダイオードの高輝度化とRGB集積化2020

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      第380回蛍光体同学会講演会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Electrically controlled RGB color tunability in a single GaN-based LED material through manipulation of Eu3+ emission2020

    • Author(s)
      B. Mitchell, V. Dierolf, and Y. Fujiwara
    • Organizer
      SPIE Photonics West 2020
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 超高精細マイクロLEDディスプレイに資するEu添加GaN赤色LEDの高輝度化とRBG集積化2020

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      映像情報メディア学会情報ディスプレイ研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaN赤色LEDの新展開 ~次世代超高精細マイクロLEDディスプレイ応用を視野に入れて~2020

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      名古屋大学GaNコンソーシアム・2020年度光デバイスWG講演会「光を用いた新たな応用展開」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Semiconductors intra-center photonics; red LED using Eu-doped GaN with control of photon fields2020

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, D. Lebrun, and J. Tatebayashi
    • Organizer
      SPIE Photonics West 2020
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] New development in red light-emitting diodes using Eu-doped GaN for monolithic micro-LED displays2019

    • Author(s)
      Y. Fujiwara, S. Ichikawa, and J. Tatebayashi
    • Organizer
      International Conference on Display Technology 2019 (ICDT2019), 16.3, Kunshan, China, March 26-29.
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Development of semiconductors intra-center photonics2019

    • Author(s)
      Y. Fujiwara, S. Ichikawa, and J. Tatebayashi
    • Organizer
      Collaborative Conference on Materials Research 2019 (CCMR2019)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Excitation and relaxation processes of narrow-band blue emission in Tm-doped AlGaN revealed by time-resolved photoluminescence spectroscopy2019

    • Author(s)
      S. Ichikawa, J. Takatsu, R. Fuji, D. Timmerman, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      11th International Symposium on Advanced Plasma Science and its Applications for Nitrides and Nanomaterials, (ISPlasma 2019), 19P3-35, Nagoya Institute of Technology, Nagoya, Japan, March 17-21.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Excitation dynamics and efficiency of luminescence of Eu in GaN2019

    • Author(s)
      D. Timmerman, E. Matsubara, L. Gomez, T. Gregorkiewicz, M. Ashida, and Y. Fujiwara
    • Organizer
      4th International Conference on Advanced Materials and Nanotechnology (ICAMN 2019)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Development of semiconductors intracenter photonics: GaN-based red LED for monolithic micro-LED display2019

    • Author(s)
      Y. Fujiwara
    • Organizer
      3rd IMS-INSD Joint Workshop on Frontier Nanomaterials, “Opto-science and engineering using nanomaterials for fundamentals and applications”
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Development of semiconductors intra-center photonics; manipulation of Eu luminescence in Eu-doped GaN by control of photon fields2019

    • Author(s)
      Y. Fujiwara, K. Shiomi, Y. Sasaki, T. Inaba, S. Ichikawa, and J. Tatebayashi
    • Organizer
      7th International Conference on Light-Emitting Devices and Their Industrial Applications (LEDIA2019)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] マイクロLEDディスプレイに資する狭帯域・波長超安定Eu添加GaN赤色LEDの新展開2019

    • Author(s)
      藤原康文
    • Organizer
      OPIE特別セミナー「マイクロLED~日本発の次世代ディスプレイの実現へ」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Localized surface-plasmon-enhanced GaN:Eu-based red light-emitting diodes with silver nanoparticles2019

    • Author(s)
      J. Tatebayashi, D. Timmerman, S. Ichikawa, and Y. Fujiwara
    • Organizer
      7th International Workshop on Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2019)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Enhancement of Eu luminescence in GaN:Eu via introduction of nanostructures and nanocavities2019

    • Author(s)
      J. Tatebayashi, D. Timmerman, S. Ichikawa, and Y. Fujiwara
    • Organizer
      Asia Pacific Society for Materials Research 2019 (APSMR2019) Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Development of semiconductors intracenter photonics: Eu-doped GaN-based red LED for monolithic micro-LED display2019

    • Author(s)
      Y. Fujiwara
    • Organizer
      Display Innovation CHINA 2019/Beijing Summit
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 半導体イントラセンター・フォトニクスの開拓 -波長超安定・狭帯域Eu添加GaN赤色発光ダイオードの新展開-2019

    • Author(s)
      藤原康文、塩見圭史、稲葉智宏、朱婉新、市川修平、舘林潤
    • Organizer
      日本セラミックス協会ガラス部会フォトニクス分科会、The 29th Meeting on Glasses for Photonics、1、京都大学吉田南キャンパス、京都市左京区、1月28日.
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Development of semiconductors intracenter photonics: Eu-doped GaN-based red LED for monolithic micro-LED display2019

    • Author(s)
      Y. Fujiwara
    • Organizer
      USM-Osaka University Joint Colloquium
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 半導体イントラセンター・フォトニクスの開拓 ~波長超安定・狭帯域窒化物半導体赤色LEDの発明、マイクロLEDディスプレイ実現へのマイルストーン~2019

    • Author(s)
      藤原康文
    • Organizer
      第18回グリーンナノフォーラム「Society 5.0を支えるデジタル・半導体フォトニクス技術」、大阪産業創造館、大阪市中央区、3月1日.
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Manipulation of Eu emission from GaN by control of photon fields toward micro-LED display2019

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, D. Lebrun, and J. Tatebayashi
    • Organizer
      4th International Conference on Advanced Materials and Nanotechnology (ICAMN 2019)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 赤色発光 GaN-LED の開発と次世代マイクロLEDディスプレーの取り組み2019

    • Author(s)
      藤原康文
    • Organizer
      第36回FPDフォーラム
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] ナノ構造及び共振器導入によるEu添加窒化物半導体の高輝度化2019

    • Author(s)
      舘林潤、D. Timmerman、市川修平、藤原康文
    • Organizer
      第80回応用物理学会秋季学術講演会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 超高精細マイクロLEDディスプレイに資するEu添加GaN赤色LEDの高輝度化とRGB集積化2019

    • Author(s)
      藤原康文、市川修平、Dolf Timmerman、舘林潤
    • Organizer
      応用物理学会シリコンテクノロジー分科会 第220回研究集会「マイクロLED技術の現状と今後の展開」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 超高精細マイクロLEDディスプレイに資するEu添加GaN赤色LEDの開発  ~電気を流して希土類イオンを光らせる~2019

    • Author(s)
      藤原康文
    • Organizer
      センシング技術応用研究会第208回研究例会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 半導体イントラセンター・フォトニクスの開拓 ~電気を流して希土類イオンを光らせる~2019

    • Author(s)
      藤原康文、市川修平、舘林潤
    • Organizer
      第35回希土類討論会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Development of semiconductors intra-center photonics2019

    • Author(s)
      Y. Fujiwara, K. Shiomi, Y. Sasaki, T. Inaba, S. Ichikawa, and J. Tatebayashi
    • Organizer
      13th International Conference on Nitride Semiconductors 2019 (ICNS-13)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Wavelength-stable and narrow-band red LED for monolithic micro-LED display2019

    • Author(s)
      B. Mitchell, R. Wei, D. Timmerman, T. Gregorkiewicz, Y. Fujiwara, and V. Dierolf
    • Organizer
      7th International Workshop on Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2019)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Manipulation of Eu emission from GaN using control of photon fields2019

    • Author(s)
      Y. Fujiwara, S. Ichikawa, D. Timmerman, D. Lebrun, and J. Tatebayashi
    • Organizer
      7th International Workshop on Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2019)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] フォトン場制御による波長超安定・狭帯域Eu添加GaN赤色LEDの高輝度化2018

    • Author(s)
      藤原康文、稲葉智宏、塩見圭史、佐々木豊、市川修平、Delphine LEBRUN、舘林潤
    • Organizer
      電気学会光・量子デバイス研究会「パワー光源および応用システム全般」、OQD-18-047、ルーテル市ヶ谷センター 第一会議室、東京都新宿区、7月26日.
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Fabrication of two-dimensional GaN:Eu plasmonic crystals toward highly efficient red emitters2018

    • Author(s)
      Y. Matsude, T. Yamada, S. Ichikawa, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      International Workshop on Nitride Semiconductors 2018 (IWN2018), CR4-1, Kanazawa, Japan, November 11-16.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Demonstration of red vertical-microcavity LEDs with Eu-doped GaN as an active layer2018

    • Author(s)
      K. Shiomi, T. Inaba, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      6th International Conference on Light-Emitting Devices and Their Industrial Applications 2018 (LEDIA2018), Pacifco Yokohama, Japan, April 23-27.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Surface-plasmon-enhanced GaN:Eu-based light-emitting diodes utilizing silver nanoparticles2018

    • Author(s)
      J. Tatebayashi, T. Yamada, T. Inaba, Y. Matsude, S. Ichikawa and Y. Fujiwara
    • Organizer
      International Workshop on Nitride Semiconductors 2018 (IWN2018), OD6-4, Kanazawa, Japan, November 11-16.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Formation and optical properties of Tm,Yb-codoped ZnO nanowires grown by sputtering-assisted metalorganic chemical vapor deposition2018

    • Author(s)
      G. Yoshii, T. Nakajima, M. Mishina, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      19th International Conference on Metalorganic Vapor Phase Epiaxy (ICMOVPEXIX), P2-54, Nara Kasugano International Forum, Japan, June 3-8.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Growth of thick (~600 nm) Al0.82In0.18N by temperature-modulation epitaxy for realization of GaN-based photonic crystal slab nanocavities2018

    • Author(s)
      T. Inaba, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      19th International Conference on Metalorganic Vapor Phase Epiaxy (ICMOVPEXIX), P2-24, Nara Kasugano International Forum, Japan, June 3-8.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 狭帯域・波長超安定Eu添加GaN赤色発光ダイオードの新展開 ~特異構造制御とフォトン場制御~2018

    • Author(s)
      藤原康文、稲葉智宏、朱婉新、舘林潤
    • Organizer
      第65回 応用物理学会春季学術講演会シンポジウム「窒化物半導体特異構造の科学 ~格子欠陥はどこまで制御できるのか:先端評価と機能探索~」、19p-E202-2、早稲田大学西早稲田キャンパス、東京都新宿区、3月17-20日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Wavelength-stable and narrow-band red LED for monolithic micro-LED display2018

    • Author(s)
      Y. Fujiwara, T. Inaba, K. Shiomi, S. Ichikawa, J. Tatebayashi
    • Organizer
      27th International Display Workshops (IDW’18), FMC1-2, Nagoya Congress Center, Nagoya, Japan, December 12-14.
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Morphological and optical properties of Tm-doped AlGaN on GaN and AlN templates grown by organometallic vapor phase epitaxy2018

    • Author(s)
      J. Takatsu, R. Fuji, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      19th International Conference on Metalorganic Vapor Phase Epiaxy (ICMOVPEXIX), 7C-1.1, Nara Kasugano International Forum, Japan, June 3-8.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Enhanced light emission in photonic crystal nanocavities with Er,O-codoped GaAs2018

    • Author(s)
      M. Ogawa, N. Fujioka, T. Kishina, R. Higashi, M. Kondow, J. Tatebayashi and Y. Fujiwara
    • Organizer
      International Symposium for Materials Scientists “Inspiration for Innovation by Interaction” (ISMS III), P28, Osaka University, Toyonaka, Osaka, Japan, December 3-4.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Observation of anomalous Er emission in a Er,O-codoped GaAs-based two dimensional photonic crystal nanocavity2018

    • Author(s)
      N. Fujioka, M. Ogawa, T. Kishina, R. Higashi, M. Kondow, J. Tatebayashi and Y. Fujiwara
    • Organizer
      International Conference on Nano-photonics and Nano-optoelectronics 2018 (ICNN2018), Pacifco Yokohama, Japan, April 23-27.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Enhanced light output power from Eu-doped GaN narrow-band red light-emitting diodes by actively controlling photon fields2018

    • Author(s)
      Y. Fujiwara, T. Inaba, K. Shiomi, and J. Tatebayashi
    • Organizer
      233 Electrochemical Society (ECS) meetings, H01 “Wide Bandgap Semiconductor Materials and Device”, 1401, Seattle, USA, May 13-17.
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaN 波長超安定・狭帯域赤色発光ダイオードの新展開2018

    • Author(s)
      藤原康文
    • Organizer
      日本材料学会平成29年度第4回半導体エレクトロニクス部門委員会第1回講演会・見学会、1-3、徳島大学常三島キャンパス工業会館メモリアルホール、徳島市、1月27日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Fabrication and optical properties of GaN:Eu-based microdisks2018

    • Author(s)
      Y. Sasaki, T. Inaba, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      12th International Conference on Excitonic and Photonic Processes in Condensed Matter and Nano Materials (EXCON 2018), Nara Kasugano International Forum, O44, Japan, July 8-13.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Towards semiconductors intra-center photonics2018

    • Author(s)
      Y. Fujiwara
    • Organizer
      19th International Workshop on Inorganic and Organic Electroluminescence (EL2018), Meiji University, Tokyo, Japan, September 11-13.
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Eu添加GaNを用いた波長超安定・狭帯域赤色LEDの開発2018

    • Author(s)
      藤原康文
    • Organizer
      レーザー学会学術講演会第38回年次大会、25aIV-2、京都市勧業館みやこめっせ、京都市左京区、1月24 -26日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Morphological and optical properties of Tm-doped AlGaN on GaN and AlN templates grown by organometallic vapor phase epitaxy2018

    • Author(s)
      J. Takatsu, R. Fuji, S. Ichikawa, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      International Symposium for Materials Scientists “Inspiration for Innovation by Interaction” (ISMS III), P29, Osaka University, Toyonaka, Osaka, Japan, December 3-4.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Novel in-situ technique for dislocation-reduction during GaN growth using multi-layered GaN:Eu structure2018

    • Author(s)
      S. Ichikawa, W. Zhu, B. Mitchell, T. Morikawa, J. Tatebayashi, T. Gregorkiewicz, and Y. Fujiwara
    • Organizer
      International Workshop on Nitride Semiconductors 2018 (IWN2018), GR8-2, Kanazawa, Japan, November 11-16.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Investigation of energy transfer between europium centers in GaN:Eu using combined excitation emission spectroscopy2018

    • Author(s)
      D. M. Lebrun, H. Kogame, W. Zhu, B. Mitchell, and Y. Fujiwara
    • Organizer
      International Workshop on Nitride Semiconductors 2018 (IWN2018), MoP-OD-30, Kanazawa, Japan, November 11-16.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Drastic surface-smoothing on vicinal (0001) GaN film via strong surfactant effect of doped-Eu2018

    • Author(s)
      S. Ichikawa, T. Morikawa, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      International Workshop on Nitride Semiconductors 2018 (IWN2018), GR8-3, Kanazawa, Japan, November 11-16.
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Demonstration of red vertical-microcavity LEDs with Eu-doped GaN as an active layer2018

    • Author(s)
      K. Shiomi, T. Inaba, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      6th International Conference on Light-Emitting Devices and Their Industrial Applications 2018 (LEDIA2018), Pacifco Yokohama, Japan, April 23-27
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Excitation of europium ions in gallium nitride: Mechanism, kinetics, and optimization2018

    • Author(s)
      V. Dierolf, R. Wei, B. Mitchell, and Y. Fujiwara
    • Organizer
      12th International Conference on Excitonic and Photonic Processes in Condensed Matter and Nano Materials (EXCON 2018), Nara Kasugano International Forum, I15, Japan, July 8-13.
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] Development of semiconductors intra-center photonics2018

    • Author(s)
      Y. Fujiwara
    • Organizer
      Light Conference 2018, Changchun, China, July 15-18.
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 新規波長変換材料を目指したTm,Yb共添加ZnOにおけるTm3+-Yb3+イオン間相互エネルギー輸送制御2018

    • Author(s)
      中島徳仁、吉居玄哉、亀井勇人、舘林潤、藤原康文
    • Organizer
      日本材料学会平成29年度第4回半導体エレクトロニクス部門委員会第1回講演会・見学会、P17、徳島大学常三島キャンパス工業会館メモリアルホール、徳島市、1月27日
    • Data Source
      KAKENHI-PROJECT-16K14233
  • [Presentation] Formation and optical properties of Tm,Yb-codoped ZnO nanowires grown by sputtering-assisted metalorganic chemical vapor deposition2018

    • Author(s)
      G. Yoshii, T. Nakajima, M. Mishina, J. Tatebayashi, and Y. Fujiwara
    • Organizer
      19th International Conference on Metalorganic Vapor Phase Epiaxy (ICMOVPEXIX), Nara Kasugano International Forum, Japan, June 3-8
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K14233
  • [Presentation] Development of semiconductors intra-center photonics2018

    • Author(s)
      Y. Fujiwara
    • Organizer
      2nd JSPS workshop on Japan-Sweden frontiers in photon and spin functionalities of nanomaterials, Noboribetsu, Hokkaido, Japan, October 24-26.
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 半導体イントラセンター・フォトニクスの開拓2018

    • Author(s)
      藤原康文
    • Organizer
      研究・イノベーション学会関西支部第3回(136回)、設計工学会関西支部(194回)合同研究会、大阪電気通信大学駅前キャンパス、寝屋川市、11月26日.
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H05212
  • [Presentation] 半導体ナノワイヤの光機能と新展開2017

    • Author(s)
      舘林潤、藤原康文、荒川泰彦
    • Organizer
      日本学術振興会第125委員会第238回研究会、キャンパスプラザ京都、京都市下京区、10月25日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Eu添加GaNを用いた波長超安定・狭帯域赤色LEDの開発2017

    • Author(s)
      藤原康文
    • Organizer
      平成29年度JLEDS技術委員会JLEDSセミナー、LED照明推進協議会、東京都港区、12月8日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Emission via resonantly excited Tm3+ and Yb3+ ions in Tm,Yb-codoped ZnO grown by sputtering-assisted metalorganic chemical vapor deposition2017

    • Author(s)
      G. Yoshii, H. Kamei, T. Nakajima, and Y. Fujiwara
    • Organizer
      29th International Conference on Defects in Semiconductors, ThP-65, Matsue, Japan, July 31-August 4
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K14233
  • [Presentation] Challenge to highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN2017

    • Author(s)
      Y. Fujiwara, T. Inaba, W. Zhu, B. Mitchell1, T. Kojima, and T. Gregorkiewicz
    • Organizer
      Workshop on Frontier Photonic and Electronic Materials and Devices 2017, German-Japanese-Spanish Joint Workshop
    • Place of Presentation
      Hotel Punta Rotja, Mallorca, Spain
    • Year and Date
      2017-03-05
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu添加GaN狭帯域赤色LEDの新展開2017

    • Author(s)
      藤原康文、稲葉智宏、朱婉新、児島貴徳、舘林潤
    • Organizer
      第368回蛍光体同学会、化学会館ホール、東京都千代田区、6月2日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] 希土類添加GaNの物性と構造評価2017

    • Author(s)
      藤原康文
    • Organizer
      材料系共同利用研究報告会
    • Place of Presentation
      大阪大学吹田キャンパス、吹田市
    • Year and Date
      2017-01-16
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu 添加 GaN 波長超安定・狭帯域赤色 LED の新展開2017

    • Author(s)
      藤原康文、稲葉智宏、朱婉新、舘林潤
    • Organizer
      日本金属学会第5回エレクトロニクス薄膜材料研究会「電子・情報・エネルギー素子と機能材料の最近の研究(5)」、兵庫県立大学姫路工学キャンパス、姫路市、11月2日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] New development of narrow-band red LEDs using Eu-doped GaN - Intrinsic control and extrinsic control -2017

    • Author(s)
      Y. Fujiwara
    • Organizer
      International Thin Films Conference (TACT2017), C-I-0630, National Dong Hwa University, Hualien, Taiwan, October 15-18
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] 希土類添加半導体を用いた狭帯域赤色LEDの新展開2017

    • Author(s)
      藤原康文
    • Organizer
      JPC 産業用 LED 応用研究会&JPC 関西定例講演会 ~最新の半導体光源(LED/LD)とその応用~
    • Place of Presentation
      マイドームおおさか、大阪市中央区
    • Year and Date
      2017-03-10
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類添加GaNによる赤色LEDとレーザーの可能性2017

    • Author(s)
      藤原康文
    • Organizer
      第1回可視光半導体レーザー調査委員会(兼VLDAC第11回半導体レーザー専門委員会)、大阪大学吹田キャンパス、吹田市、10月4日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] 窒化物半導体波長超安定・狭帯域赤色LEDの新展開2017

    • Author(s)
      藤原康文
    • Organizer
      平成29年度神戸大学物性実験研究室セミナー、神戸大学滝川記念学術交流会館、神戸市灘区、12月3日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] 希土類添加半導体の新展開:窒化物半導体狭帯域赤色LED2017

    • Author(s)
      藤原康文
    • Organizer
      第65回 CVD 研究会 (第28回夏季セミナー) 、プラザ洞津、三重県津市、8月8日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Intrinsic and extrinsic control of Eu luminescence in GaN for highly efficient wavelength-stable narrow-band red light-emitting diodes2017

    • Author(s)
      Y. Fujiwara, T. Inaba, W. Zhu, B. Mitchell, T. Gregorkiewicz, and J. Tatebayashi
    • Organizer
      6th International Workshop on Epitaxial Growth and Fundmental Properties of Semiconductor Nanostructures, Como, Italy, September 25-28
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Towards highly efficient GaN-based red light-emitting diodes2017

    • Author(s)
      Y. Fujiwara
    • Organizer
      AEARU Advanced Materials Science Workshop 2017, Osaka University, Osaka, Japan, November 1
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Challenge to highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN2017

    • Author(s)
      Y. Fujiwara
    • Organizer
      2017 International Advanced Laser Application Summit Forum, Shenzhen University, Shenzhen, China, May 21-22
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] ここまでできた狭帯域赤色LED、そのキラーアプリは?2017

    • Author(s)
      藤原康文
    • Organizer
      日本レーザー学会第5回光感性専門委員会、大阪大学吹田キャンパス、吹田市、11月13日
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] New development of Eu-doped GaN narrow-band red light-emitting diodes2017

    • Author(s)
      Y. Fujiwara, T. Inaba, W. Zhu, B. Mitchell, T. Gregorkiewicz, and J. Tatebayashi
    • Organizer
      Satellite Workshop of Kanamori Memorial Symposium - Recent Progress in Materials Science for Spintronics and Energy Applications-, Osaka University, Osaka, October 2-3
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Challenge to highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN2017

    • Author(s)
      Y. Fujiwara, T. Inaba, W. Zhu, B. Mitchell, T. Kojima, and T. Gregorkiewicz
    • Organizer
      12th International Conference on Nitride Semiconductors, Strausbourg, France, July 24-28
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H01264
  • [Presentation] Towards highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN2016

    • Author(s)
      Y. Fujiwara, T. Inaba, B. Mitchell, T. Kojima, and A. Koizumi
    • Organizer
      International Conference on Processing & Manufacturing of Advanced Materials; Processing, Fabrication, Properties, Applications (THERMEC’2016)
    • Place of Presentation
      Graz, Austria
    • Year and Date
      2016-05-29
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] The Influence of Local and Extended Defect Environments on the Optical and Material Properties of GaN:Eu2016

    • Author(s)
      B. B.Mitchell, W. Zhu, J. Poplawsky, A. Koizumi, V. Dierolf, and Y. Fujiwara
    • Organizer
      2016 MRS Fall Meeting, Symposium EM2: Rare-Earths in Advanced Photonics and Spintronics
    • Place of Presentation
      Boston, USA
    • Year and Date
      2016-11-27
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu-Doped GaN for Highly Efficient Wavelength-Stable Red LEDs2016

    • Author(s)
      Y. Fujiwara
    • Organizer
      Defects in Semiconductors, Gordon Research Conference
    • Place of Presentation
      Colby-Sawyer College, New London, USA
    • Year and Date
      2016-08-14
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Enhanced Red Photo/electroluminescence from Eu-doped GaN through Optimization of Defect Environment2016

    • Author(s)
      Y. Fujiwara, W. Zhu, B. Mitchell, D. Timmerman, A. Uedono, and A. Koizumi
    • Organizer
      4th International Conference on Light-Emitting Devices and Their Industrial Applications (LEDIA’16)
    • Place of Presentation
      Pacifico-Yokohama, Yokohama, Japan
    • Year and Date
      2016-05-18
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類添加半導体とその新規発光デバイスへの応用2016

    • Author(s)
      藤原康文
    • Organizer
      分子・物質合成プラットフォーム平成28年度研究会
    • Place of Presentation
      銀杏会館、大阪大学吹田キャンパス、吹田市
    • Year and Date
      2016-06-17
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Controllable energy transfer between Tm3+ and Yb3+ ions in Tm,Yb-codoped ZnO grown by sputtering-assisted metalorganic chemical vapor deposition2016

    • Author(s)
      H. Kamei, S. Takano, G. Yoshii, T. Kojima, and Y. Fujiwara
    • Organizer
      26th Annual Meeting of MRS-J, International Symposium A-3 “Advanced Functional Oxide Materials"
    • Place of Presentation
      Yokohama Port Opening Plaza, Yokohama, Japan
    • Year and Date
      2016-12-20
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K14233
  • [Presentation] Towards highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN as an active layer2016

    • Author(s)
      Y. Fujiwara
    • Organizer
      Light Conference 2016
    • Place of Presentation
      Changchun, China
    • Year and Date
      2016-07-04
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Enhanced red emission from Eu ions embedded in a GaN resonant optical microcavity2016

    • Author(s)
      Y. Fujiwara, T. Inaba, T. Kojima, B. Mitchell, A. Capretti, T. Gregorkiewicz, and A. Koizumi
    • Organizer
      Collaborative Conference on 3D and Materials Research 2016 (CC3DMR2016)
    • Place of Presentation
      Incheon, Seoul, Korea
    • Year and Date
      2016-06-20
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Valence state control of Eu ions in Eu-doped GaN grown by organometallic vapor phase epitaxy2016

    • Author(s)
      Y. Fujiwara, T. Nunokawa, M. Matsuda, W. Zhu, T. Kojima, and A. Koizumi
    • Organizer
      Workshop on Computational Nano-Materials Design and Realization for Energy-Saving and Energy-Creation Materials
    • Place of Presentation
      Osaka University, Japan
    • Year and Date
      2016-03-25
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] スパッタリング併用有機金属気相堆積法と希土類添加ZnOへの応用2016

    • Author(s)
      藤原康文
    • Organizer
      第63回 応用物理学会春季学術講演会
    • Place of Presentation
      東京工業大学大岡山キャンパス、東京都目黒区
    • Year and Date
      2016-03-19
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Current understanding of Eu emission centers in Eu-doped GaN grown by organometallic vapor phase epitaxy2016

    • Author(s)
      A. Koizumi and Y. Fujiwara
    • Organizer
      9th Pacific Rim International Conference on Advanced Materials and Processing (PRICM9)
    • Place of Presentation
      Kyoto, Japan
    • Year and Date
      2016-08-01
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Controllable energy transfer between Tm3+ and Yb3+ ions in Tm,Yb-codoped ZnO grown by sputtering-assisted MOCVD2016

    • Author(s)
      H. Kamei, S. Takano, G. Yoshii, T. Kojima, A. Koizumi, and Y. Fujiwara
    • Organizer
      35th Electronic Materials Symposium
    • Place of Presentation
      ラフォーレ琵琶湖, 滋賀県守山市
    • Year and Date
      2016-07-06
    • Data Source
      KAKENHI-PROJECT-16K14233
  • [Presentation] GaNを用いた窒化物半導体赤色LEDとその高輝度化2015

    • Author(s)
      藤原康文
    • Organizer
      日本学術振興会 透明酸化物光・電子材料第166委員会 第66回研究会、(5)
    • Place of Presentation
      アイビーホール青学会館(東京都渋谷区)
    • Year and Date
      2015-01-30
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Towards highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN as an active layer2015

    • Author(s)
      Y. Fujiwara, T. Kojima, and A. Koizumi
    • Organizer
      Workshop on Frontier Photonic and Electronic Materials and Devices -2015 German-Japanese-Spanish Joint Workshop-
    • Place of Presentation
      Shiran-Kaikan, Kyoto University, Kyoto, Japan
    • Year and Date
      2015-07-11
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Drastic enhancement of Eu emission from red light-emitting Eu-doped GaN in a microcavity2015

    • Author(s)
      Y. Fujiwara, T. Inaba, T. Kojima, and A. Koizumi
    • Organizer
      11th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR 2015)
    • Place of Presentation
      BEXCO, Busan, Korea
    • Year and Date
      2015-08-24
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Present understanding of Eu luminescent centers in Eu-doped GaN2015

    • Author(s)
      Y. Fujiwara, R. Wakamatsu, A. Koizumi, and V. Dierolf
    • Organizer
      Collaborative Conference on 3D and Materials Research 2015 (CC3DMR2015)
    • Place of Presentation
      BEXCO, Busan, Korea
    • Year and Date
      2015-06-15
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Energy migration between Eu luminescent sites in Eu-doped GaN2015

    • Author(s)
      Y. Fujiwara, R. Wakamatsu, D. Timmerman, and A. Koizumi
    • Organizer
      7th Asia-Pacific Workshop on Widegap Semiconductors (APWS 2015)
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2015-05-17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26630131
  • [Presentation] Towards Photonic Applications of Rare-Earth-Doped ZnO2015

    • Author(s)
      Y. Fujiwara
    • Organizer
      International Conference on Advanced Materials (IUMRS-ICAM2015)
    • Place of Presentation
      Jeju, Korea
    • Year and Date
      2015-10-25
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Towards highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN2015

    • Author(s)
      Y. Fujiwara, T. Inaba, B. Mitchell, T. Kojima, and A. Koizumi
    • Organizer
      2nd International Workshop on Luminescent Materials 2015 (LumiMat’15)
    • Place of Presentation
      Kyoto University, Kyoto, Japan
    • Year and Date
      2015-12-12
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Optoelectronic communications with GaN:Eu red LED: Messages from atomic scale emission centers2015

    • Author(s)
      M. Ishii and Y. Fujiwara
    • Organizer
      2nd International Workshop on Luminescent Materials 2015 (LumiMat’15)
    • Place of Presentation
      Kyoto University, Kyoto, Japan
    • Year and Date
      2015-12-12
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Present understanding of Eu luminescent centers in Eu-doped GaN2015

    • Author(s)
      Y. Fujiwara, R. Wakamatsu, A. Koizumi, and V. Dierolf
    • Organizer
      Collaborative Conference on 3D and Materials Research 2015 (CC3DMR2015)
    • Place of Presentation
      BEXCO, Busan, Korea
    • Year and Date
      2015-06-15
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26630131
  • [Presentation] Towards highly efficient wavelength-stable red light-emitting diodes with Eu-doped GaN: effects of in-plane strain on Eu emission-2015

    • Author(s)
      Y. Fujiwara, T. Inaba, T. Kojima, and A. Koizumi
    • Organizer
      5th International Workshop on Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2015)
    • Place of Presentation
      Lakeshore Hotel, Hsinchu, Taiwan
    • Year and Date
      2015-09-06
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Valence control of Eu ions in Eu-doped GaN grown by organometallic vapor phase epitaxy2015

    • Author(s)
      Y. Fujiwara, M. Matsuda, W. Zhu, T. Kojima, and A. Koizumi
    • Organizer
      SPIE Nanoscience + Engineering
    • Place of Presentation
      San Diego, USA
    • Year and Date
      2015-08-09
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Towards highly efficient wavelength-stable red light-emitting diodes using Eu-doped GaN2015

    • Author(s)
      Y. Fujiwara
    • Organizer
      15th International Meeting on Information Display (IMID2015)
    • Place of Presentation
      EXCO, Daegu, Korea
    • Year and Date
      2015-08-18
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu添加GaN赤色LEDの高輝度化に向けて2015

    • Author(s)
      藤原康文、稲葉智宏,朱婉新,児島貴徳,小泉淳
    • Organizer
      日本学術振興会 ワイドギャップ半導体光・電子デバイス第162委員会第96回研究会
    • Place of Presentation
      湯田温泉ホテルかめ福、山口市
    • Year and Date
      2015-12-11
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素がもたらす桃源郷 ~希土類添加半導体とLEDへの応用~2014

    • Author(s)
      藤原康文
    • Organizer
      日本フォトニクス協議会関西設立記念講演会
    • Place of Presentation
      大阪商工会議所、大阪府大阪市中央区
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu添加GaN赤色発光ダイオードの現状と将来展望2014

    • Author(s)
      藤原康文
    • Organizer
      レーザー学会第9回「レーザーの農業応用」専門委員会
    • Place of Presentation
      大阪大学吹田キャンパス、大阪府吹田市
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu添加GaNにおける赤色発光効率のEuイオン局所構造依存性2014

    • Author(s)
      藤原康文、若松龍太、小泉淳
    • Organizer
      第353回蛍光体同学会講演会
    • Place of Presentation
      化学会館ホール(東京都千代田区)
    • Year and Date
      2014-06-06
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素を極める ~「希土類添加半導体」を題材として~2013

    • Author(s)
      藤原康文
    • Organizer
      平成24年度大阪大学「物質・材料科学研究推進機構」講演会「物質科学における分野融合」
    • Place of Presentation
      大阪大学(豊中市)
    • Invited
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類元素がもたらす桃源郷!~希土類添加半導体と発光ダイオードへの応用~2013

    • Author(s)
      藤原康文
    • Organizer
      大阪大学光科学センター・りそな中小企業振興財団 技術懇親会「先進光源と産業応用」
    • Place of Presentation
      大阪大学(吹田市)
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Local-structure dependent energy transfer from the host to Eu ions in Eu-doped GaN2013

    • Author(s)
      Y. Fujiwara, R. Wakamatsu, D. Lee, V. Dierolf, and A. Koizumi
    • Organizer
      International Workshop on Luminescent Materials 2013 (LumiMat’13)
    • Place of Presentation
      Kyoto, Japan
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素を極める ~希土類添加窒化物半導体から何が見えてくるか~2013

    • Author(s)
      藤原康文、小泉淳
    • Organizer
      第5回 窒化物半導体結晶成長講演会
    • Place of Presentation
      大阪大学吹田キャンパス、大阪府吹田市
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu-doped GaN and its application to nitride-based red light-emitting diodes2013

    • Author(s)
      Y. Fujiwara and A. Koizumi
    • Organizer
      Collaborative Conference on 3D & Materials Research (CC3DMR) 2013
    • Place of Presentation
      Jeju, Korea
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Development of properties and functionalities by precise control of rare earth doping2013

    • Author(s)
      Y. Fujiwara and A. Koizumi
    • Organizer
      17th International Conference on Crystal Growth and Epitaxy (ICCGE-17)
    • Place of Presentation
      Warsaw, Poland
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 窒化物半導体赤色LEDの現状と将来展望~希土類元素がもたらす桃源郷!2013

    • Author(s)
      藤原康文
    • Organizer
      SEMI FORUM JAPAN 2013
    • Place of Presentation
      グランキューブ大阪、大阪府大阪市北区
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Recent progress in GaN-based red light-emitting diodes using Eu by organometallic vapor phase epitaxy2013

    • Author(s)
      Y. Fujiwara, D. Lee, R. Wakamatsu, and A. Koizumi
    • Organizer
      International Conference on Processing and Manufacturing of Advanced Materials (THERMEC’2013)
    • Place of Presentation
      Las Vegas, USA
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素がもたらす桃源郷!~希土類添加半導体と発光ダイオードへの応用~2013

    • Author(s)
      藤原康文
    • Organizer
      大阪大学光科学センター・りそな中小企業振興財団 技術懇親会「先進光源と産業応用」
    • Place of Presentation
      大阪大学(吹田市)
    • Invited
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] Rare-earth doped semiconductors and their application to novel light-emitting devices2013

    • Author(s)
      Y. Fujiwara
    • Organizer
      8th Pacific Rim International Conference on Advanced Materials and Processing (PRICM8)
    • Place of Presentation
      Waikoloa, Hawaii, USA
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素がもたらす桃源郷!~希土類添加半導体と発光ダイオードへの応用~2013

    • Author(s)
      藤原康文
    • Organizer
      大阪大学光科学センター・りそな中小企業振興財団 技術懇親会「先進光源と産業応用」
    • Place of Presentation
      大阪大学銀杏会館、吹田市
    • Year and Date
      2013-02-08
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類元素を極める ~「希土類添加半導体」を題材として~2013

    • Author(s)
      藤原康文
    • Organizer
      平成24年度大阪大学「物質・材料科学研究推進機構」講演会「物質科学における分野融合」、大阪大学理学研究科
    • Place of Presentation
      吹田市
    • Year and Date
      2013-03-04
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類元素を極める ~「希土類添加半導体」を題材として~2013

    • Author(s)
      藤原康文
    • Organizer
      平成24年度大阪大学「物質・材料科学研究推進機構」講演会「物質科学における分野融合」
    • Place of Presentation
      大阪大学(豊中市)
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素を極める ~「希土類添加半導体」を題材として~2012

    • Author(s)
      藤原康文
    • Organizer
      大阪大学ナノ理工学人材育成産学コンソーシアム 平成24年度 第1回ナノ理工学情報交流会 (一般公開)「ナノ理工学に関する長期展望テーマの提案」
    • Place of Presentation
      大阪大学(豊中キャンパス)
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類添加半導体発光デバイス2012

    • Author(s)
      藤原康文
    • Organizer
      第126回微小光学研究会「微小光学の周期表-元素を見直す-」
    • Place of Presentation
      東京都新宿区
    • Year and Date
      2012-12-07
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類添加半導体発光デバイス2012

    • Author(s)
      藤原康文
    • Organizer
      第126回微小光学研究会「微小光学の周期表-元素を見直す-」
    • Place of Presentation
      早稲田大学(東京都新宿区)
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Current status of environment-friendly red light-emitting diodes with Eu-doped GaN2012

    • Author(s)
      Y. Fujiwara
    • Organizer
      5th International Conference on Optical, Optoelectronic and Photonic Materials and Applications (ICOOPMA 2012)
    • Place of Presentation
      Nara, Japan
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類添加半導体に発現する協働的な発光機能制御2012

    • Author(s)
      藤原康文
    • Organizer
      第59回応用物理学関係連合講演会 シンポジウム「不純物機能活性型材料の機能制御とデバイス応用:機能核モデル」
    • Place of Presentation
      早稲田大学早稲田キャンパス、東京都新宿区
    • Year and Date
      2012-03-15
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類添加半導体への誘い2012

    • Author(s)
      藤原康文
    • Organizer
      尼崎市産学公ネットワーク協議会 産学交流研究シーズ発表会
    • Place of Presentation
      尼崎市中小企業センター、尼崎市
    • Year and Date
      2012-03-05
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類添加半導体発光デバイス2012

    • Author(s)
      藤原康文
    • Organizer
      第126回微小光学研究会「微小光学の周期表-元素を見直す-」
    • Place of Presentation
      早稲田大学(東京都新宿区)
    • Invited
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類添加半導体に発現する協働的な発光機能制御2012

    • Author(s)
      藤原康文
    • Organizer
      第59回応用物理学関係連合講演会 シンポジウム「不純物機能活性型材料の機能制御とデバイス応用:機能核モデル」(招待講演)
    • Place of Presentation
      早稲田大学早稲田キャンパス(東京都)
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] Environmentally friendly red light-emitting diodes using Eu-doped GaN2012

    • Author(s)
      Y. Fujiwara
    • Organizer
      LED 50th Anniversary Symposium
    • Place of Presentation
      Urbana-Champaign, Illinois, USA
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu添加GaNを用いた赤色LEDの現状と将来展望2012

    • Author(s)
      藤原康文
    • Organizer
      日本学術振興会光電相互変換第125委員会EL分科会第40回研究会
    • Place of Presentation
      金沢工業大学東京虎ノ門キャンパス(東京都港区)(招待講演)
    • Year and Date
      2012-02-17
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類元素を極める ~「希土類添加半導体」を題材として~2012

    • Author(s)
      藤原康文
    • Organizer
      大阪大学ナノ理工学人材育成産学コンソーシアム平成24年度 第1回ナノ理工学情報交流会
    • Place of Presentation
      大阪大学豊中キャンパス、豊中市
    • Year and Date
      2012-06-20
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] Recent Progress in Red LEDs with Eu-doped GaN2012

    • Author(s)
      Y. Fujiwara, A. Nishikawa, and Y. Terai
    • Organizer
      Optical Society of America Topical Meeting on Advances in Optical Materials(AIOM), ITh5B. 4
    • Place of Presentation
      San Diego, USA
    • Year and Date
      2012-02-02
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類元素を極める ~「希土類添加半導体」を題材として~2012

    • Author(s)
      藤原康文
    • Organizer
      大阪大学ナノ理工学人材育成産学コンソーシアム 平成24年度 第1回ナノ理工学情報交流会 (一般公開)「ナノ理工学に関する長期展望テーマの提案」
    • Place of Presentation
      大阪大学(豊中市)
    • Invited
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] Recent Progress in Red LEDs with Eu-doped GaN2012

    • Author(s)
      Y.Fujiwara
    • Organizer
      Optical Society of America Topical Meeting on Advances in Optical Materials (AIOM)
    • Place of Presentation
      San Diego, USA(招待講演)
    • Year and Date
      2012-02-02
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体への誘い2012

    • Author(s)
      藤原康文
    • Organizer
      尼崎市産学公ネットワーク協議会産学交流研究シース発表会
    • Place of Presentation
      尼崎市中小企業センター(大阪府尼崎市)(招待講演)
    • Year and Date
      2012-03-05
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開2011

    • Author(s)
      藤原康文
    • Organizer
      日本セラミックス協会第24回秋季シンポジウム「複合アニオン化合物の創製と機能」
    • Place of Presentation
      北海道大学札幌キャンパス(札幌市)(招待講演)
    • Year and Date
      2011-09-08
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体を用いた発光デバイスの新展開2011

    • Author(s)
      寺井慶和、西川敦、藤原康文
    • Organizer
      日本金属学会分科会シンポジウム「環境・医療・IT調和型デバイス、及び材料の最前線」
    • Place of Presentation
      科学技術館、東京都千代田区
    • Year and Date
      2011-09-22
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] 希土類添加半導体の不思議に挑む~次世代光源の創成にむけて~2011

    • Author(s)
      藤原康文
    • Organizer
      第10回先進技術とビジネス研究会
    • Place of Presentation
      学校法人武庫川学院(甲子園会館)(西宮市)(招待講演)
    • Year and Date
      2011-01-13
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体に発現する協働的な発光機能制御2011

    • Author(s)
      藤原康文
    • Organizer
      第59回応用物理学関係連合講演会シンポジウム「不純物機能活性型材料の機能制御とデバイス応用:機能核モデル」
    • Place of Presentation
      早稲田大学早稲田キャンパス(東京都新宿区)(招待講演)
    • Year and Date
      2011-03-15
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体への挑戦~次世代光源の創製にむけて~2011

    • Author(s)
      藤原康文
    • Organizer
      静岡大学重点分野「極限画像科学」シンポジウム
    • Place of Presentation
      静岡大学電子工学研究所(浜松市)(招待講演)
    • Year and Date
      2011-03-14
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開2011

    • Author(s)
      藤原康文、寺井慶和、西川敦
    • Organizer
      日本セラミックス協会第24回秋季シンポジウム「複合アニオン化合物の創製と機能」
    • Place of Presentation
      北海道大学(札幌キャンパス)、札幌市
    • Year and Date
      2011-09-08
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] EuドープGaN赤色発光素子とレーザーへの展望2011

    • Author(s)
      藤原康文
    • Organizer
      第7回レーザーディスプレイ技術研究会
    • Place of Presentation
      東京大学生産技術研究所(コンベンションホール)(東京都目黒区)(招待講演)
    • Year and Date
      2011-03-03
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 革新的フルカラーLEDディスプレイ/次世代照明用技術2011

    • Author(s)
      藤原康文
    • Organizer
      産学官連携推進大会2011in北大阪
    • Place of Presentation
      大阪国際会議場(大阪市)(招待講演)
    • Year and Date
      2011-02-22
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Current status of red light-emitting diodes with Eu-doped GaN2011

    • Author(s)
      Y.Fujiwara
    • Organizer
      Special Seminar (hosted by Prof.S.Nakamura), University of California
    • Place of Presentation
      University of California at Santa Barbara, USA(招待講演)
    • Year and Date
      2011-10-13
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開2011

    • Author(s)
      藤原康文
    • Organizer
      日本セラミックス協会第24回秋季シンポジウム「複合アニオン化合物の創製と機能」(招待講演)
    • Place of Presentation
      北海道大学札幌キャンパス(札幌市)
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] Electron spin resonance study of highly Er doped photoluminescent material GaAs:Er,O2011

    • Author(s)
      H. Ohta, S. Okubo, W.-M. Zhang, M. Fujisawa, Y. Fukuoka, F. Elmasry, and Y. Fujiwara
    • Organizer
      2011 European Materials Research Society Fall Meeting (E-MRS2011)
    • Place of Presentation
      Warsaw University of Technology, Warsaw, Poland
    • Data Source
      KAKENHI-PROJECT-23656220
  • [Presentation] Recent Progress in Red Light-Emitting Diodes with Eu-Doped GaN2011

    • Author(s)
      Y.Fujiwara
    • Organizer
      18th International Display Workshops 2011 (IDW2011)
    • Place of Presentation
      名古屋国際会議場(名古屋市熱田区)(招待講演)
    • Year and Date
      2011-12-08
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Room-temperature operation of red light-emitting diodes with europium-doped gallium nitride grown by organometallic vapor phase epitaxy2010

    • Author(s)
      Y.Fujiwara
    • Organizer
      15th International Workshop on Inorganic and Organic Electroluminescence & 2010 International Conference on the Science and Technology of Emissive Displays and Lighting & XVIII Advanced Display Technologies International Symposium
    • Place of Presentation
      St.Petersburg, Russia(招待講演)
    • Year and Date
      2010-10-01
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 有機金属気相エピタキシャル法によるEu添加GaNの作製と赤色発光ダイオードへの応用2010

    • Author(s)
      藤原康文
    • Organizer
      真空・表面科学合同講演会(第30回表面科学学術講演会・第51回真空に関する連合講演会)
    • Place of Presentation
      大阪大学コンベンションセンター(吹田市)(招待講演)
    • Year and Date
      2010-11-04
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Rare-earth-doped semiconductor-based light-emitting diodes operating at room temperature2010

    • Author(s)
      藤原康文
    • Organizer
      4th International Conference on LED and Solid State Lighting(LED2010)
    • Place of Presentation
      COEX(ソウル市・韓国)
    • Year and Date
      2010-02-03
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体発光デバイス2010

    • Author(s)
      藤原康文
    • Organizer
      第71回応用物理学会学術講演会、シンポジウム「不純物機能活性型半導体の物性制御とデバイス応用」
    • Place of Presentation
      長崎大学(長崎市)(招待講演)
    • Year and Date
      2010-09-15
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 次世代光源にむけた材料開発2010

    • Author(s)
      藤原康文
    • Organizer
      第1回大阪グリーンナノフォーラム
    • Place of Presentation
      大阪市国際交流センター(大阪市)(招待講演)
    • Year and Date
      2010-10-29
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Organometallic vapor phase epitaxial growth of Eu-doped GaN and its application to red light-emitting diodes operating at room temperature2010

    • Author(s)
      Y.Fujiwara
    • Organizer
      Third International Symposium on Growth of III-Nitrides (ISGN3)
    • Place of Presentation
      Montpellier, France(招待講演)
    • Year and Date
      2010-07-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] ボトムアップ型機能制御による波長超安定LEDの作製2010

    • Author(s)
      藤原康文
    • Organizer
      大阪大学ナノ理工学人材育成産学コンソーシアム2010ナノ理工学セミナー「グリーンナノテクノロジー~創・省エネ材料、省エネ電子デバイス~
    • Place of Presentation
      大阪大学豊中キャンパス(豊中市)(招待講演)
    • Year and Date
      2010-11-04
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Recent progress in rare-earth-doped semiconductors2010

    • Author(s)
      Y.Fujiwara
    • Organizer
      2010 International Conference on Compound Semiconductor Manufacturing Technology (CS MANTECH)
    • Place of Presentation
      Portland, USA(招待講演)
    • Year and Date
      2010-05-20
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Room-temperature operation of red light-emitting diodes with europium-doped gallium nitride grown by organometallic vapor phase epitaxy2010

    • Author(s)
      藤原康文
    • Organizer
      第335回蛍光体同学会講演会
    • Place of Presentation
      明治大学駿河台キャンパス(東京都千代田区)(招待講演)
    • Year and Date
      2010-12-04
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体における希土類イオン励起へのエネルギー伝達2010

    • Author(s)
      藤原康文
    • Organizer
      励起ナノプロセス研究会第6回研究会
    • Place of Presentation
      ビッグ・アイ(国際障害者交流センター)(堺市)(招待講演)
    • Year and Date
      2010-11-02
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Red light-emitting diodes with Eu-doped GaN grown by organometallic vapor phase epitaxy2010

    • Author(s)
      Y. Fujiwara, A. Nishikawa, and Y. Terai
    • Organizer
      15th International Workshop on Inorganic and Organic Electroluminescence & 2010 International Conference on the Science and Technology of Emissive Displays and Lighting & XVIII Advanced Display Technologies International Symposium, St
    • Place of Presentation
      Petersburg, Russia
    • Year and Date
      2010-10-01
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Organometallic vapor phase epitaxial growth of Eu-doped GaN and its application to red light-emitting diodes operating at room temperature2010

    • Author(s)
      Y. Fujiwara, A. Nishikawa, and Y. Terai
    • Organizer
      3rd International Symposium on Growth of III-Nitrides(ISGN3), WE4-2
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2010-07-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] New development in rare-earth-doped semiconductors : room-temperature operation of light-emitting diodes exhibiting rare-earth emission under current injection2010

    • Author(s)
      Y.Fujiwara
    • Organizer
      29th Electronic Materials Symposium
    • Place of Presentation
      ラフォーレ修善寺(伊豆市)(招待講演)
    • Year and Date
      2010-07-15
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開~電気を流して希土類元素を光らせる~2009

    • Author(s)
      藤原康文
    • Organizer
      第3回光エレクトロニクスフォーラム
    • Place of Presentation
      電子会館(大阪市)
    • Year and Date
      2009-11-18
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開:秩序制御と高次量子機能の発現2009

    • Author(s)
      藤原康文
    • Organizer
      科学技術による地域活性化戦略」ワークショップ【招待講演】
    • Place of Presentation
      兵庫県民会館(神戸市)
    • Year and Date
      2009-02-21
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開 : 秩序制御と高次量子機能の発現2009

    • Author(s)
      藤原康文
    • Organizer
      科学技術による地域活性化戦略」ワークショップ
    • Place of Presentation
      兵庫県民会館(神戸市)(招待講演)
    • Year and Date
      2009-02-21
    • Data Source
      KAKENHI-PROJECT-20900123
  • [Presentation] Eu添加GaNの有機金属気相エピタキシャル成長と赤色発光ダイオードへの応用2009

    • Author(s)
      藤原康文
    • Organizer
      日本学術振興会光電相互変換第125委員会/ワイドギャップ半導体光・電子デバイス第162委員会合同研究会
    • Place of Presentation
      ホテルニューアカオ(熱海市)
    • Year and Date
      2009-12-21
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開 : 秩序制御と高次量子機能の発現2009

    • Author(s)
      藤原康文
    • Organizer
      科学技術による地域活性化戦略」ワークショップ【招待講演】
    • Place of Presentation
      兵庫県民会館(神戸市)
    • Year and Date
      2009-02-21
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Presentation] 1.5μm Er-2O electroluminescence in laser diodes with Er,O-codoped GaAs2009

    • Author(s)
      藤原康文
    • Organizer
      3rd Workshop of Impurity Based Electroluminescent Devices and Materials
    • Place of Presentation
      ゴールデンホテル(トサ市・スペイン)
    • Year and Date
      2009-10-01
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Injection-type 1.5μm light-emitting diodes with Er, O-codoped GaAs exhibiting extremely temperature-stable emission wavelength2008

    • Author(s)
      Y. FUJIWARA
    • Organizer
      3rd Int. Conf. on Optical, Optoelectronic and Photonic Materials and Applications
    • Place of Presentation
      エドモントシ(加国)(招待講演)
    • Year and Date
      2008-07-23
    • Data Source
      KAKENHI-PROJECT-20900123
  • [Presentation] Injection-type 1. 5μm light-emitting diodes with Er, O-codoped GaAs exhibiting extremely temperature-stable emission wavelength2008

    • Author(s)
      FUJIWARA Y.
    • Organizer
      3rd Int. Conf. on Optical, Optoelectronic and Photonic Materials and Applications【招待講演】
    • Place of Presentation
      エドモントン(加国)
    • Year and Date
      2008-07-23
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Injection-type 1. 5. m light-emitting diodes with Er, O-codoped GaAs exhibiting extremely temperature-stable emission wavelength2008

    • Author(s)
      Y. Fujiwara
    • Organizer
      3rd International Conference on Optical, Optoelectronic and Photonic Materials and Applications
    • Place of Presentation
      Edmonton, Canada
    • Year and Date
      2008-07-23
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Electron spin resonance study on Er, O-codoped GaAs2008

    • Author(s)
      H. Ohta, M. Fujisawa, M. Yoshida, and Y. Fujiwara
    • Organizer
      2008 Materials Research Society Fall Meeting(MRS2008_Fall), D1. 1
    • Place of Presentation
      Boston, USA
    • Year and Date
      2008-12-01
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Quantum properties revealed by precise control of atomic configuration in rare-earth doped semiconductors2008

    • Author(s)
      FUJIWARA Y.
    • Organizer
      MRS International Materials Research Conference【招待講演】
    • Place of Presentation
      重慶(中国)
    • Year and Date
      2008-06-11
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] 希土類添加半導体の新展開:秩序制御と量子機能能2008

    • Author(s)
      藤原康文
    • Organizer
      第2回東京理科大学ポリスケールテクノロジーワークショップ
    • Place of Presentation
      東京理科大学(野田市)
    • Year and Date
      2008-03-07
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Electron spin resonance study on Er, O-codoped GaAs2008

    • Author(s)
      H. Ohta, M. Fujisawa, M. Yoshida, Y. Fujiwara
    • Organizer
      2008 Materials Research Society Fall Meeting
    • Place of Presentation
      Boston, USA
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Injection-type 1.5μm light-emitting diodes with Er, O-codoped GaAsexhibiting extremely temperature-stable emission wavelength2008

    • Author(s)
      Y. FUJIWARA
    • Organizer
      3rd Int. Conf. on Optical, Optoelectronic andPhotonic Materials and Applications 【招待講演】
    • Place of Presentation
      エドモントン(加国)
    • Year and Date
      2008-07-23
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Presentation] Quantum properties revealed by precise control of atomic configuration in rare-earth doped semiconductors2008

    • Author(s)
      Y. FUJIWARA
    • Organizer
      MRS International Materials Research Conference
    • Place of Presentation
      重慶(中国)(招待講演)
    • Year and Date
      2008-06-11
    • Data Source
      KAKENHI-PROJECT-20900123
  • [Presentation] Quantum properties revealed by precise control of atomic configurationin rare-earth doped semiconductors2008

    • Author(s)
      Y. FUJIWARA
    • Organizer
      MRS International Materials /Research Conference【招待講演】
    • Place of Presentation
      重慶(中国)
    • Year and Date
      2008-06-11
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Presentation] New development in rare-earth doped semiconductors: quantum properties revealed by control of atomic configuration2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      第12回「半導体スピン工学の基礎と応用」研究会【招待講演】
    • Place of Presentation
      大阪大学(吹田市)
    • Year and Date
      2007-12-21
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Ultrafast carrier-trapping in Er-doped and Er, O-codoped GaAs revealed by pump and probe transmission technique2007

    • Author(s)
      Y. Fujiwara, S. Takemoto, M. Suzuki, K. Shimada, K. Hidaka, Y. Terai, and M. Tonouchi
    • Organizer
      24th International Conference on Defects in Semiconductors(ICDS24), TO4-4
    • Place of Presentation
      Albuquerque, USA
    • Year and Date
      2007-07-24
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] New approach to Er, GaAs based light-emitting devices with extremely stable wavelength2007

    • Author(s)
      Y, FUJIWARA
    • Organizer
      2007Europen Materan Materials Research Society Spring Meeting (E-MRS2007)【招待講演】
    • Place of Presentation
      ストラスブール (仏国)
    • Year and Date
      2007-05-29
    • Data Source
      KAKENHI-PROJECT-19018014
  • [Presentation] New development in rare-earth doped semiconductors: quantum properties revealed by control of atomic configuration2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      第12回「半導体スピン工学の基礎と応用」研究会【招待講演】
    • Place of Presentation
      大阪大学(吹田市)
    • Year and Date
      2007-12-21
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Presentation] Ultrafast carrier-trapping in Er-doped and Er, O-codoped GaAs revealed by pump and probe transmission technique2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      24th International Conference on Defects in Semiconductors (ICDS24)【招待講演】
    • Place of Presentation
      アルバカーキー(米国)
    • Year and Date
      2007-07-24
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Ultrafast carrier-trapping in Er-doped and Er,O-codoped GaAs revealed by pump and probe transmission technique2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      24th International Conference on Defects in Semiconductors (ICDS24) 【招待講演】
    • Place of Presentation
      アルバカーキー(米国)
    • Year and Date
      2007-07-24
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Presentation] Injection-type light-emitting devices fabricated by atomically controlled doping of Er to GaAs2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      2nd Workshop on Photoluminescence in Rare Earths: Photonic Materials and Devices (PRE'07)【招待講演】
    • Place of Presentation
      トレント(伊国)
    • Year and Date
      2007-06-01
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Presentation] New approach to Er, O-codoped GaAs based light-emitting devices with extremely stable wavelength2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      2007 European Materials Research Society Spring Meeting (E-MRS2007) 【招待講演】
    • Place of Presentation
      ストラスブール(仏国)
    • Year and Date
      2007-05-29
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] Ultrafast carrier-stapping in Er-doped and Er,O-codoped GaAs revealed by pump and probe tranamission technique2007

    • Author(s)
      Y, FUJIWARA
    • Organizer
      24th International Conference on Defects in Semiconductors(ICDS24)【招待講演】
    • Place of Presentation
      アルバカーキー (米国)
    • Year and Date
      2007-07-24
    • Data Source
      KAKENHI-PROJECT-19018014
  • [Presentation] New development in rare-earth doped semiconductors:quantum properties2007

    • Author(s)
      Y, FUJIWARA
    • Organizer
      12回「半遵体スピン工学の基礎と応用」研究会
    • Place of Presentation
      大阪大学 (吹田市)
    • Year and Date
      2007-12-21
    • Data Source
      KAKENHI-PROJECT-19018014
  • [Presentation] Injectin-type light-emitting devices fabricated by atomically controlled doping of er to GaAs2007

    • Author(s)
      Y, FUJIWARA
    • Organizer
      2nd Workshop on Photoluminescence in Rare Earths:Photonic Materials and Devices(PRE'07)【招待講演】
    • Place of Presentation
      トレ冫ト (伊国)
    • Year and Date
      2007-06-01
    • Data Source
      KAKENHI-PROJECT-19018014
  • [Presentation] Injection-type light-emitting devices fabricated by atomically controlled doping of Er to GaAs2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      2nd Workshop on Photoluminescence in Rare Earths: Photonic Materials and Devices (PRE'07)【招待講演】
    • Place of Presentation
      トレント(伊国)
    • Year and Date
      2007-06-01
    • Data Source
      KAKENHI-PROJECT-19GS1209
  • [Presentation] New approach to Er, O-codoped GaAs based light-emitting devices with extremely stable wavelength2007

    • Author(s)
      Y. FUJIWARA
    • Organizer
      2007 European Materials Research Society Spring Meeting (E-MRS2007)【招待講演】
    • Place of Presentation
      ストラスブール(仏国)
    • Year and Date
      2007-05-29
    • Data Source
      KAKENHI-PROJECT-19656082
  • [Presentation] Optical and electrical properties of Eu,Si-codoped GaN grown by organometallic vapor-phase epitaxy

    • Author(s)
      A. Koizumi, S. Kuwata, and Y. Fujiwara
    • Organizer
      Energy Materials Nanotechnology Meeting, A31
    • Place of Presentation
      Chengdu, China
    • Year and Date
      2014-09-22 – 2014-09-25
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Effects of impurity codoping on luminescence properties in Eu-doped GaN

    • Author(s)
      Y. Fujiwara, D. Lee, A. Koizumi, B. Mitchell, and V. Dierolf
    • Organizer
      5th International Workshop on Photoluminescence Rare Earths (PRE’14): Photonic Materials and Devices, I-2
    • Place of Presentation
      San Sebastian, Spain
    • Year and Date
      2014-05-14 – 2014-05-16
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素を極める ~希土類添加半導体を題材として~

    • Author(s)
      藤原康文
    • Organizer
      第7回次世代先端光科学研究会
    • Place of Presentation
      京都大学化学研究所(京都府宇治市)
    • Year and Date
      2014-07-28 – 2014-07-29
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素の精密ドーピングによる半導体光機能性の制御

    • Author(s)
      藤原康文、Dolf Timmerman、児島貴徳、小泉淳
    • Organizer
      第25回光物性研究会
    • Place of Presentation
      神戸大学百年記念会館(神戸市)
    • Year and Date
      2014-12-12 – 2014-12-13
    • Invited
    • Data Source
      KAKENHI-PROJECT-26630131
  • [Presentation] Energy transfer processes in Eu-doped GaN

    • Author(s)
      D. Timmerman and Y. Fujiwara
    • Organizer
      The second International Conference on Advanced Materials and Nanotechnology, IN19
    • Place of Presentation
      Hanoi, Vietnam
    • Year and Date
      2014-10-29 – 2014-11-01
    • Invited
    • Data Source
      KAKENHI-PROJECT-26630131
  • [Presentation] Europium-doped gallium nitride and its application to environmentally-friendly red light-emitters

    • Author(s)
      Y. Fujiwara, D. Timmerman, T. Kojima, and A. Koizumi
    • Organizer
      1st International Symposium on Interactive Materials Science Cadet Program, IL7
    • Place of Presentation
      Hotel Hankyu Expo Park, Osaka, Japan
    • Year and Date
      2014-11-16 – 2014-11-19
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Rare-earth-doped Semiconductors and Their Application to Photonic Devices

    • Author(s)
      Y. Fujiwara
    • Organizer
      Collaborative Conference on 3D & Materials Research (CC3DMR) 2014
    • Place of Presentation
      Incheon, Korea
    • Year and Date
      2014-06-22 – 2014-06-28
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu-doped GaN and its application to environmentally-friendly red light-emitting diodes

    • Author(s)
      Y. Fujiwara, D. Timmerman, T. Kojima, and A. Koizumi
    • Organizer
      The second International Conference on Advanced Materials and Nanotechnology (ICAMN2014), IN04
    • Place of Presentation
      Hanoi, Vietnam
    • Year and Date
      2014-10-29 – 2014-11-01
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Eu site-dependent energy transfer in red light emitter of Eu-doped GaN

    • Author(s)
      Y. Fujiwara, R. Wakamatsu, D. Lee, B. Mitchell, A. Koizumi, and V. Dierolf
    • Organizer
      2014 MRS Fall Meeting, Symposium T: Wide-Bandgap Materials for Solid-State Lighting and Power Electronics, T4.05
    • Place of Presentation
      Boston, USA
    • Year and Date
      2014-11-30 – 2014-12-05
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素の精密ドーピングによる半導体光機能性の制御

    • Author(s)
      藤原康文、Dolf Timmerman、児島貴徳、小泉淳
    • Organizer
      第25回光物性研究会
    • Place of Presentation
      神戸大学百年記念会館(神戸市)
    • Year and Date
      2014-12-12 – 2014-12-13
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Energy transfer processes in Eu-doped GaN

    • Author(s)
      D. Timmerman and Y. Fujiwara
    • Organizer
      The second International Conference on Advanced Materials and Nanotechnology (ICAMN2014), IN19
    • Place of Presentation
      Hanoi, Vietnam
    • Year and Date
      2014-10-29 – 2014-11-01
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Strain-dependent energy transfer from GaN host to Eu ions in Eu-doped GaN

    • Author(s)
      Y. Fujiwara, R. Wakamatsu, and A. Koizumi
    • Organizer
      16th International Conference on High Pressure in Semiconductor Physics, Inv-8
    • Place of Presentation
      Mexico City, Mexico
    • Year and Date
      2014-08-06 – 2014-08-08
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] Energy migration between Eu luminescent sites in Eu-doped GaN

    • Author(s)
      Y. Fujiwara, R. Wakamatsu, D. Timmerman, and A. Koizumi
    • Organizer
      The 7th Asia-Pacific Workshop on Widegap Semiconductors
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2015-05-17 – 2015-05-20
    • Data Source
      KAKENHI-PROJECT-26630131
  • [Presentation] 希土類元素を極める ―希土類添加半導体から何が見えてくるのか―

    • Author(s)
      藤原康文、児島孝徳、Dolf Timmerman、小泉淳
    • Organizer
      日本金属学会2014年秋期講演大会公募シンポジウム「S3 エレクトロニクス薄膜材料の科学と技術 Ⅱ」、S3-8
    • Place of Presentation
      名古屋大学東山キャンパス(名古屋市千種区)
    • Year and Date
      2014-09-24 – 2014-09-26
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • [Presentation] 希土類元素を極める ~Eu添加GaNから何が見えてきたか~

    • Author(s)
      藤原康文,小泉淳,大渕博宣,本間徹生
    • Organizer
      第17回XAFS討論会、2I-01
    • Place of Presentation
      徳島大学総合科学部(徳島市)
    • Year and Date
      2014-09-01 – 2014-09-03
    • Invited
    • Data Source
      KAKENHI-PROJECT-24226009
  • 1.  TAKEDA Yoshikazu (20111932)
    # of Collaborated Projects: 18 results
    # of Collaborated Products: 31 results
  • 2.  TABUCHI Masao (90222124)
    # of Collaborated Projects: 14 results
    # of Collaborated Products: 0 results
  • 3.  TERAI Yoshikazu (90360049)
    # of Collaborated Projects: 10 results
    # of Collaborated Products: 22 results
  • 4.  TONOUCHI Masayoshi (40207593)
    # of Collaborated Projects: 9 results
    # of Collaborated Products: 0 results
  • 5.  NONOGAKI Yoichiro (40300719)
    # of Collaborated Projects: 8 results
    # of Collaborated Products: 0 results
  • 6.  KOBAYASHI Takeshi (80153617)
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  • 7.  YOSHIDA Hiroshi (30133929)
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    # of Collaborated Products: 3 results
  • 8.  ICHIDA Hideki (50379129)
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  • 9.  舘林 潤 (40558805)
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  • 10.  市川 修平 (50803673)
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    # of Collaborated Products: 93 results
  • 11.  OYANAGI Hiroyuki
    # of Collaborated Projects: 4 results
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  • 12.  OHTA Hitoshi (70194173)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 4 results
  • 13.  KITA Sadamu (10029449)
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  • 14.  NAKAMURA Arao (50159068)
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    # of Collaborated Products: 0 results
  • 15.  MIYAMOTO Tomoyuki (70282861)
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    # of Collaborated Products: 0 results
  • 16.  OFUCHI Hironori (40312996)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 17.  KONDOW Masahiko (90403170)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 18.  NISHIKAWA Atsushi (60417095)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 14 results
  • 19.  高橋 信一 (10146722)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 20.  白井 光雲 (60178647)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 21.  藤村 紀文 (50199361)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 1 results
  • 22.  小泉 淳 (30418735)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 57 results
  • 23.  児島 貴徳 (70725100)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 18 results
  • 24.  佐藤 和則 (60379097)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 1 results
  • 25.  小島 一信 (30534250)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 3 results
  • 26.  町田 英明
    # of Collaborated Projects: 2 results
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  • 27.  MORI Nobuya (70239614)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 28.  MOMOSE Hideki (80260636)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 29.  ISHIKAWA Fumitaro (60456994)
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    # of Collaborated Products: 0 results
  • 30.  MORIFUJI Masato (00230144)
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    # of Collaborated Products: 0 results
  • 31.  ASAHI Hajime (90192947)
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    # of Collaborated Products: 0 results
  • 32.  HASEGAWA Shigehiko (50189528)
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    # of Collaborated Products: 0 results
  • 33.  EMURA Shuichi (90127192)
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    # of Collaborated Products: 0 results
  • 34.  ZHOU Ikai (60346179)
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  • 35.  OHKUBO Susumu (80283901)
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  • 36.  MURAKAMI Hironaru (30219901)
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  • 37.  KAWAYAMA Iwao (10332264)
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    # of Collaborated Products: 0 results
  • 38.  KAWASE Kodo (00296013)
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    # of Collaborated Products: 0 results
  • 39.  杉山 耕一 (20179170)
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    # of Collaborated Products: 0 results
  • 40.  作田 健 (70221273)
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    # of Collaborated Products: 0 results
  • 41.  市田 正夫 (30260590)
    # of Collaborated Projects: 1 results
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  • 42.  山内 勇 (60029189)
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    # of Collaborated Products: 0 results
  • 43.  末益 崇 (40282339)
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    # of Collaborated Products: 0 results
  • 44.  芦田 昌明 (60240818)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 4 results
  • 45.  石原 一 (60273611)
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  • 46.  林 好一 (20283632)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 4 results
  • 47.  TATSUTA Toshiaki
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 48.  HARADA Jimpei
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 49.  TAKAHEI Ken-ichiro
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 50.  TOMITA Takashi
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 51.  SAKURAI Takeshi
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    # of Collaborated Products: 0 results
  • 52.  澤井 巳喜夫
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 53.  二川 清
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 54.  山下 達哉
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 55.  YAMASHITA Tatsuya
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 56.  MATSUBARA Eiichi
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 3 results
  • 57.  中島 義賢
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 58.  石井 良太
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 59.  川上 養一
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 60.  石井 真史
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 61.  佐藤 琢哉
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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