Kojima Kazunobu 小島一信

… Alternative Names

小島一信コジマカズノブ

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Researcher Number	30534250
Other IDs	https://orcid.org/0000-0003-0128-1978
Affiliation (Current)	2025: 大阪大学, 大学院工学研究科, 教授
Affiliation (based on the past Project Information) *help	2022 – 2024: 大阪大学, 大学院工学研究科, 教授 2014 – 2022: 東北大学, 多元物質科学研究所, 准教授 2021: 大阪大学, 工学研究科, 教授 2010: 京都大学, 工学研究科, 助教
Review Section/Research Field	Principal Investigator Crystal engineering / Medium-sized Section 30:Applied physics and engineering and related fields / Nanostructural physics Except Principal Investigator Medium-sized Section 21:Electrical and electronic engineering and related fields / Broad Section C / Medium-sized Section 30:Applied physics and engineering and related fields / Basic Section 80040:Quantum beam science-related / Basic Section 21020:Communication and network engineering-related / Condensed matter physics I / Electronic materials/Electric materials / Science and Engineering / Architectural environment/Equipment / Science and Engineering
Keywords	Principal Investigator 点欠陥 / 全方位フォトルミネセンス / 窒化ガリウム / 内部量子効率 / GaN / 発光量子効率 / 量子効率 / 貫通転位 / 多光子顕微鏡 / 全方位フォトルミネセンス法 … More / 光物性 / 非極性面 / 深紫外光源 / AlInN / 微小共振器 / 酸化物半導体 / ワイドバンドギャップ半導体 / ZnO / 窒化物半導体 / 半導体光物性 / 発光増強 … More Except Principal Investigator フォトン場制御 / 発光中心の再構築 / 内殻遷移 / 希土類元素 / 窒化ボロン / 結晶成長 / フェムト秒電子銃 / 時間空間同時分解分光 / 深紫外LED / 究極的発光機能 / 2次元原子層基板 / 高圧下結晶成長 / 窒化ホウ素 / 不純物制御 / 合成合成 / 六方晶窒化ホウ素単結晶 / インターカーレーション / 2次元光・電子デバイス / 高純度単結晶 / 反応性溶媒 / 遠紫外線発光 / 高圧合成 / 六方晶窒化ホウ素 / 中性子検出器 / III族窒化物半導体 / BGaN / イメージングセンサー / 半導体検出器 / 中性子検出 / 時間分解分光 / 深紫外線 / 直接遷移 / 間接遷移 / ５G / 窒化物光半導体 / ソーラーブラインド / MIMO伝送 / ソーラーブラインド通信 / 光センシング / 光無線通信 / カソードルミネッセンス / 電子顕微鏡 / フェムト秒電子線 / フェムト秒集束電子線 / フェムト秒レーザ / BN / 光電子銃 / 励起子 / 半導体物性 / AlInN / 空間分解 / 時間分解 / フェムト秒励起 / 結晶工学 / 特異構造 / 光物性 / 生活居住空間 / 照明意匠 / 高効率照明 / 蛍光体 / 半導体光源 / セントラル・ライティング / AlGaN / InGaN / 半導体レーザ / 緑色レーザ / 価電子帯 / 偏光特性 / 窒化物半導体 Less

New development of Semiconductors Intracenter Photonics
- 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 semiconductors
- 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
Modification of the bandgap of hexagonal BN and deep-ultraviolet luminescence dynamics of excitons in them
- Principal Investigator
  
  CHICHIBU Shigefusa
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 21:Electrical and electronic engineering and related fields
- Research Institution
  Tohoku University
Synthesis of high quality single crystals for sience of Boron Nitride
- Principal Investigator
  
  TANIGUCHI Takashi
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 30:Applied physics and engineering and related fields
- Research Institution
  National Institute for Materials Science
LED-based optical wireless communications in the solar-blind band
- Principal Investigator
  
  Yoshinari Awaji
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 21020:Communication and network engineering-related
- Research Institution
  National Institute of Information and Communications Technology
Development of thermal neutron imaging sensor using BGaN semiconductor detector
- Principal Investigator
  
  Nakano Takayuki
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 80040:Quantum beam science-related
- Research Institution
  Shizuoka University
Realization of a method to visualize the distribution of threading dislocations and point defects in semiconductor crystalsPrincipal Investigator
- Principal Investigator
  
  Kojima Kazunobu
- Project Period (FY)
  2018 – 2019
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 30:Applied physics and engineering and related fields
- Research Institution
  Tohoku University
Developement and application of spatio-time-resolved cathodoluminescence for wide bandgap nanostructures
- Principal Investigator
  
  Chichibu Shigefusa
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Condensed matter physics I
- Research Institution
  Tohoku University
Quantification of the point defect concentration in gallium nitride based on measurement of the absolute quantum efficiency of radiationPrincipal Investigator
- Principal Investigator
  
  Kojima Kazunobu
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Crystal engineering
- Research Institution
  Tohoku University
Spatio-time-resolved cathodoluminescence studies on singularity crystals
- Principal Investigator
  
  Chichibu Shigefusa
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Tohoku University
Luminescence dynamics of BN exhibiting large excitonic effects in the deep ultraviolet wavelength region
- Principal Investigator
  
  Chichibu Shigefusa
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Electronic materials/Electric materials
- Research Institution
  Tohoku University
Realization of high-power and high-efficiency light-emitting devices based on AlInNPrincipal Investigator
- Principal Investigator
  
  Kojima Kazunobu
- Project Period (FY)
  2015 – 2016
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Crystal engineering
- Research Institution
  Tohoku University
Fundamental proposal and developments of Central Lighting System capable of both design flexibility and energy efficiency
- Principal Investigator
  
  Takatori Aiko
- Project Period (FY)
  2015 – 2016
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Architectural environment/Equipment
- Research Institution
  Kyoto University
Exploring optoelectronic nanostructures for the enhancement and inhibitation of luminescencePrincipal Investigator
- Principal Investigator
  
  Kojima Kazunobu
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Nanostructural physics
- Research Institution
  Tohoku University
窒化物半導体の電子状態・光学特性の理論解析とデバイス構造提案
- Principal Investigator
  
  山口敦史
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kanazawa Institute of Technology

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All Journal Article Presentation

[Journal Article] 東北大学グリーンネストICT LEDを用いたノイズに強い光無線通信技術の研究~ 真夏の直射日光下において毎秒1ギガビット以上の通信速度を実現~2021
- Author(s)
  小島一信, 秩父重英, 吉田悠来, 白岩雅輝, 菅野敦史, 山本直克, 淡路祥成, 平野光, 長澤陽祐, 一本松正道
- Journal Title
  
  電波技術協会報FORN
  
  Volume: 342
- Data Source
  KAKENHI-PROJECT-19H02145
[Journal Article] Effective neutron detection using vertical-type BGaN diodes2021
- Author(s)
  Nakano Takayuki、Mochizuki Ken、Arikawa Takuya、Nakagawa Hisaya、Usami Shigeyoshi、Honda Yoshio、Amano Hiroshi、Vogt Adrian、Sch?tt Sebastian、Fiederle Michael、Kojima Kazunobu、Chichibu Shigefusa F.、Inoue Yoku、Aoki Toru
- Journal Title
  
  Journal of Applied Physics
  
  Volume: 130 Issue: 12 Pages: 124501-124501
- DOI
  10.1063/5.0051053
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04394
[Journal Article] Temperature dependence of internal quantum efficiency of radiation for the near-band-edge emission of GaN crystals quantified by omnidirectional photoluminescence spectroscopy2020
- Author(s)
  K. Kojima, K. Ikemura, and S. F. Chichibu
- Journal Title
  
  Applied Physics Express
  
  Volume: 13 (10) Issue: 10 Pages: 1055041-4
- DOI
  10.35848/1882-0786/abb788
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-16H06427
[Journal Article] Roles of carbon impurities and intrinsic nonradiative recombination centers on the carrier recombination processes of GaN crystals2020
- Author(s)
  K. Kojima, F. Horikiri, Y. Narita, T. Yoshida, H. Fujikura, and S. F. Chichibu
- Journal Title
  
  Applied Physics Express
  
  Volume: 13 (1) Issue: 1 Pages: 0120041-4
- DOI
  10.7567/1882-0786/ab5adc
- NAID
  210000157633
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H04809, KAKENHI-PROJECT-18K19028
[Journal Article] Self-organized micro-light-emitting diode structure for high-speed solar-blind optical wireless communications2020
- Author(s)
  K. Kojima, Y. Yoshida, M. Shiraiwa, Y. Awaji, A. Kanno, N. Yamamoto, A. Hirano, Y. Nagasawa, M. Ippommatsu, and S. F. Chichibu
- Journal Title
  
  Applied Physics Letters
  
  Volume: 117 (3) Issue: 3 Pages: 0311031-4
- DOI
  10.1063/5.0013112
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-19H02145
[Journal Article] Correlation between the internal quantum efficiency and photoluminescence lifetime of the near-band-edge emission in a ZnO single crystal grown by the hydrothermal method2020
- Author(s)
  K. Kojima and S. F. Chichibu
- Journal Title
  
  Applied Physical Express
  
  Volume: 13 (12) Issue: 12 Pages: 1210051-5
- DOI
  10.35848/1882-0786/abcd73
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-16H06427
[Journal Article] Origin and dynamic properties of major intrinsic nonradiative recombination centers in wide bandgap nitride semiconductors2020
- Author(s)
  S. F. Chichibu, K. Shima, K. Kojima, S. Ishibashi, and A. Uedono
- Journal Title
  
  Proceedings of the Society of Photo-Optical Instrumentation Engineers (SPIE), Gallium Nitride Materials and Devices XV, Edited by H. Fujioka, H. Morkoc, and U. T. Schwarz
  
  Volume: 11280 Pages: 10-10
- DOI
  10.1117/12.2545409
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Journal Article] Urbach-Martienssen tail as the origin of the two-peak structure in the photoluminescence spectra for the near-band-edge emission of a freestanding GaN crystal observed by omnidirectional photoluminescence spectroscopy2020
- Author(s)
  K. Kojima and S. F. Chichibu
- Journal Title
  
  Applied Physics Letters
  
  Volume: 117 (17) Issue: 17 Pages: 1711031-5
- DOI
  10.1063/5.0028134
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06427
[Journal Article] Analyzing oxygen incorporation in GaN microstructures composed of c-planes and angled facets by confocal magneto-photoluminescence microscopy2020
- Author(s)
  A. Kamiyama, K. Kojima, S. F. Chichibu, G. Yusa
- Journal Title
  
  AIP Advances
  
  Volume: 10 Issue: 3
- DOI
  10.1063/1.5144549
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H05603, KAKENHI-PROJECT-17H01037, KAKENHI-PROJECT-17H04809
[Journal Article] 窒化アルミニウムガリウム深紫外発光ダイオードを用いたギガビット級ソーラーブラインド光無線通信2020
- Author(s)
  小島一信，秩父重英，吉田悠来，白岩雅輝，淡路祥成，菅野敦史，山本直克，平野光
- Journal Title
  
  月刊OPTRONICS (６月号)
  
  Volume: 83 Pages: 1-6
- Data Source
  KAKENHI-PROJECT-19H02145
[Journal Article] Self-formed compositional superlattices triggered by cation orderings in m-plane Al1-xInxN on GaN2020
- Author(s)
  Chichibu Shigefusa F.、Shima Kohei、Kojima Kazunobu、Kangawa Yoshihiro
- Journal Title
  
  Scientific Reports
  
  Volume: 10 Issue: 1 Pages: 185701-11
- DOI
  10.1038/s41598-020-75380-3
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-16H06418, KAKENHI-PLANNED-16H06427
[Journal Article] Annealing Behavior of Vacancy‐Type Defects in Mg‐ and H‐Implanted GaN Studied Using Monoenergetic Positron Beams2019
- Author(s)
  Uedono Akira、Iguchi Hiroko、Narita Tetsuo、Kataoka Keita、Egger Werner、Koschine T?njes、Hugenschmidt Christoph、Dickmann Marcel、Shima Kohei、Kojima Kazunobu、Chichibu Shigefusa F.、Ishibashi Shoji
- Journal Title
  
  physica status solidi (b)
  
  Volume: 256 Issue: 10 Pages: 1900104-1900104
- DOI
  10.1002/pssb.201900104
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06424, KAKENHI-PLANNED-16H06427
[Journal Article] Theoretical Formulation of Experimentally Observed Quantum Efficiency of?Radiation in Semiconducting Crystal2019
- Author(s)
  Asai Hidehiro, Kojima Kazunobu, Chichibu Shigefusa F., Fukuda Koichi
- Journal Title
  
  Physical Review Applied
  
  Volume: 12 Issue: 1
- DOI
  10.1103/physrevapplied.12.014002
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H04809
[Journal Article] Photoluminescence Studies of Sequentially Mg and H Ion-implanted GaN with Various Implantation Depths and Crystallographic Planes2019
- Author(s)
  K. Shima, K. Kojima, A. Uedono, and S. F. Chichibu
- Journal Title
  
  Proceedings of IWJT2019: IEEE Xplore Digital Library
  
  Volume: none Pages: 1-4
- DOI
  10.23919/iwjt.2019.8802886
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Journal Article] Internal quantum efficiency of radiation in a bulk CH3NH3PbBr3 perovskite crystal quantified by using the omnidirectional photoluminescence spectroscopy2019
- Author(s)
  K. Kojima, K. Ikemura, K. Matsumori, Y. Yamada, Y. Kanemitsu, and S. F. Chichibu
- Journal Title
  
  APL Materials
  
  Volume: 7 Issue: 7 Pages: 0711161-6
- DOI
  10.1063/1.5110652
- NAID
  120006712292
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H02907, KAKENHI-PROJECT-17H04809
[Journal Article] Quantification of the quantum efficiency of radiation of a freestanding GaN crystal placed outside an integrating sphere2019
- Author(s)
  K. Kojima, K. Ikemura, and S. F. Chichibu
- Journal Title
  
  Applied Physics Express
  
  Volume: 12 (6) Issue: 6 Pages: 0620101-4
- DOI
  10.7567/1882-0786/ab2165
- NAID
  210000156009
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H04809, KAKENHI-PROJECT-18K19028
[Journal Article] Theoretical analysis of photo recycling effect on external quantum efficiency considering spatial carrier dynamics2019
- Author(s)
  Asai Hidehiro, Kojima Kazunobu, Chichibu Shigefusa, Fukuda Koichi
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 59 Issue: SG Pages: SGGK02-SGGK02
- DOI
  10.7567/1347-4065/ab5b4d
- NAID
  210000157660
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H04809
[Journal Article] Room temperature photoluminescence lifetime for the near-band-edge emission of epitaxial and ion-implanted GaN on GaN structures2019
- Author(s)
  Chichibu Shigefusa F.、Shima Kohei、Kojima Kazunobu、Takashima Shin-ya、Ueno Katsunori、Edo Masaharu、Iguchi Hiroko、Narita Tetsuo、Kataoka Keita、Ishibashi Shoji、Uedono Akira
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 58 Issue: SC Pages: SC0802-SC0802
- DOI
  10.7567/1347-4065/ab0d06
- NAID
  210000156122
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-16H06424, KAKENHI-PLANNED-16H06427
[Journal Article] Carrier localization structure combined with current micropaths in AlGaN quantum wells grown on an AlN template with macrosteps2019
- Author(s)
  K. Kojima, Y. Nagasawa, A. Hirano, M. Ippommatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Journal Title
  
  Applied Physics Letters
  
  Volume: 114 Issue: 1 Pages: 0111021-5
- DOI
  10.1063/1.5063735
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H02907, KAKENHI-PROJECT-17H04809
[Journal Article] In-plane optical polarization and dynamic properties of the near-band-edge emission of an m-plane freestanding AlN substrate and a homoepitaxial film2019
- Author(s)
  S. F. Chichibu, K. Kojima, K. Hazu, Y. Ishikawa, K. Furusawa, S. Mita, R. Collazo, Z. Sitar, and A. Uedono
- Journal Title
  
  Applied Physics Letters
  
  Volume: 115 (15) Issue: 15 Pages: 1519031-5
- DOI
  10.1063/1.5116900
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H02907
[Journal Article] The origins and properties of intrinsic nonradiative recombination centers in wide bandgap GaN and AlGaN2018
- Author(s)
  Chichibu S. F.、Uedono A.、Kojima K.、Ikeda H.、Fujito K.、Takashima S.、Edo M.、Ueno K.、Ishibashi S.
- Journal Title
  
  Journal of Applied Physics
  
  Volume: 123 Issue: 16 Pages: 161413-161413
- DOI
  10.1063/1.5012994
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H02907, KAKENHI-PLANNED-16H06424, KAKENHI-PROJECT-17H04809
[Journal Article] Room-temperature photoluminescence lifetime for the near-band-edge emission of (000-1) p-type GaN fabricated by sequential ion-implantation of Mg and H2018
- Author(s)
  Shima K.、Iguchi H.、Narita T.、Kataoka K.、Kojima K.、Uedono A.、Chichibu S. F.
- Journal Title
  
  Applied Physics Letters
  
  Volume: 113 Issue: 19 Pages: 191901-191901
- DOI
  10.1063/1.5050967
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06424, KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H04809
[Journal Article] Large electron capture-cross-section of the major nonradiative recombination centers in Mg-doped GaN epilayers grown on a GaN substrate2018
- Author(s)
  Chichibu S. F.、Shima K.、Kojima K.、Takashima S.、Edo M.、Ueno K.、Ishibashi S.、Uedono A.
- Journal Title
  
  Applied Physics Letters
  
  Volume: 112 Issue: 21 Pages: 211901-211901
- DOI
  10.1063/1.5030645
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06424, KAKENHI-PLANNED-16H06427
[Journal Article] A design strategy for achieving more than 90% of the overlap integral of electron and hole wavefunctions in high AlN mole fraction AlxGa1-xN multiple quantum wells2017
- Author(s)
  K. Kojima, K. Furusawa, Y. Yamazaki, H. Miyake, K. Hiramatsu, and S. F. Chichibu
- Journal Title
  
  Applied Physics Express
  
  Volume: 10 Issue: 1 Pages: 0158021-4
- DOI
  10.7567/apex.10.015802
- NAID
  210000135740
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-26706003, KAKENHI-PLANNED-16H06415
[Journal Article] Nitrogen vacancies as a common element of the green luminescence and nonradiative recombination centers in Mg-implanted GaN layers formed on a GaN substrate2017
- Author(s)
  Kazunobu Kojima;Shinya Takashima;Masaharu Edo;Katsunori Ueno;Mitsuaki Shimizu;Tokio Takahashi;Shoji Ishibashi;Akira Uedono;Shigefusa F. Chichibu
- Journal Title
  
  Applied Physics Express
  
  Volume: 10 Issue: 6 Pages: 0610021-4
- DOI
  10.7567/apex.10.061002
- NAID
  210000135863
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06427
[Journal Article] Defect-resistant radiative performance of m-plane immiscible Al1-xInxN epitaxial nanostructures for deep-ultraviolet and visible polarized-light emitters2017
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Journal Title
  
  Advanced Materials
  
  Volume: 29 Issue: 5 Pages: 16036441-9
- DOI
  10.1002/adma.201603644
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-15K13344
[Journal Article] Demonstration of omnidirectional photoluminescence (ODPL) spectroscopy for precise determination of internal quantum efficiency of radiation in GaN single crystals2017
- Author(s)
  Kojima Kazunobu、Ikeda Hirotaka、Fujito Kenji、Chichibu Shigefusa F.
- Journal Title
  
  Applied Physics Letters
  
  Volume: 111 Issue: 3 Pages: 032111-032111
- DOI
  10.1063/1.4995398
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-16H06427, KAKENHI-PROJECT-17H04809
[Journal Article] Nitrogen vacancies as a common element of the green luminescence and nonradiative recombination centers in Mg-implanted GaN layers formed on a GaN substrate2017
- Author(s)
  K. Kojima, S. Takashima, M. Edo, K. Ueno, M. Shimizu, T. Takahashi, S. Ishibashi, A. Uedono,S. F. Chichibu
- Journal Title
  
  Applied Physics Express
  
  Volume: 11
- NAID
  210000135863
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-16H06427
[Journal Article] Carrier Trapping by Vacancy-Type Defects in Mg-Implanted GaN Studied Using Monoenergetic Positron Beams2017
- Author(s)
  Uedono Akira、Takashima Shinya、Edo Masaharu、Ueno Katsunori、Matsuyama Hideaki、Egger Werner、Koschine Tonjes、Hugenschmidt Christoph、Dickmann Marcel、Kojima Kazunobu、Chichibu Shigefusa F.、Ishibashi Shoji
- Journal Title
  
  Phys. Stat. Sol. B
  
  Volume: 2017 Issue: 4 Pages: 1700521-1700521
- DOI
  10.1002/pssb.201700521
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06424, KAKENHI-PLANNED-16H06427
[Journal Article] Electronic and optical characteristics of an m-plane GaN single crystal grown by hydride vapor phase epitaxy on a GaN seed synthesized by the ammonothermal method using an acidic mineralizer2016
- Author(s)
  K. Kojima, Y. Tsukada, E. Furukawa, M. Saito, Y. Mikawa, S. Kubo, H. Ikeda, K. Fujito, A. Uedono, and S. F. Chichibu
- Journal Title
  
  Jpn. J. Appl. Phys.
  
  Volume: 55 Issue: 5S Pages: 05FA03-05FA03
- DOI
  10.7567/jjap.55.05fa03
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26706003
[Journal Article] Spectroscopic ellipsometry studies on the m-plane Al1-xInxN epilayers grown by metalorganic vapor phase epitaxy on a freestanding GaN substrate2016
- Author(s)
  K. Kojima, D. Kagaya, Y. Yamazaki, H. Ikeda, K. Fujito, and S. F. Chichibu
- Journal Title
  
  Jpn. J. Appl. Phys.
  
  Volume: 55 Issue: 5S Pages: 05FG04-05FG04
- DOI
  10.7567/jjap.55.05fg04
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K13344
[Journal Article] Determination of absolute value of quantum efficiency of radiation in high quality GaN single crystals using an integrating sphere2016
- Author(s)
  K. Kojima, T. Ohtomo, K. Ikemura, Y. Yamazaki, M. Saito, H. Ikeda, K. Fujito, S. F. Chichibu
- Journal Title
  
  J. Appl. Phys.
  
  Volume: 120 Issue: 1
- DOI
  10.1063/1.4955139
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26706003
[Journal Article] Low resistivity m-plane freestanding GaN substrate with very low point-defect concentrations grown by hydride vapor phase epitaxy on a GaN seed crystal synthesized by the ammonothermal method2015
- Author(s)
  K. Kojima, Y. Tsukada, E. Furukawa, M. Saito, Y. Mikawa, S. Kubo, H. Ikeda, K. Fujito, A. Uedono, and S. F. Chichibu
- Journal Title
  
  Appl. Phys. Express
  
  Volume: 8 Issue: 9 Pages: 095501-095501
- DOI
  10.7567/apex.8.095501
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26706003
[Journal Article] Pulse capture without carrier absorption in dynamic Q photonic crystal nanocavities2014
- Author(s)
  1.J. Upham, H. Inoue, Y. Tanaka, W. Stumpf, K. Kojima, T. Asano, and S. Noda
- Journal Title
  
  Optics Express
  
  Volume: 22 Issue: 13 Pages: 15459-15466
- DOI
  10.1364/oe.22.015459
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-26706003
[Journal Article] A simple theoretical approach to analyze polarization properties in semipolar and nonpolar InGaN quantum wells2011
- Author(s)
  A.A.Yamaguchi, K.Kojima
- Journal Title
  
  Applied Physics Letters
  
  Volume: 98 Pages: 101905-101905
- Data Source
  KAKENHI-PUBLICLY-21016006
[Journal Article] Gain Anisotropy Analysis in Green Semipolar InGaN Quantum Wells with Inhomogeneous Broadening2010
- Author(s)
  K.Kojima, A.A.Yamaguchi, M.Funato, Y.Kawakami, S.Noda
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 49 Pages: 81001-81001
- NAID
  40017253764
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-21016006
[Journal Article] 非極性InGaN量子井戸における偏光特性の既報告実験データの統一的解釈2010
- Author(s)
  山口敦史、小島一信
- Journal Title
  
  信学技報
  
  Volume: 110-271 Pages: 29-32
- NAID
  110008152398
- Data Source
  KAKENHI-PUBLICLY-21016006
[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-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-23H05449
[Presentation] High-speed solar-blind optical wireless communication enabled by DUV LED2022
- Author(s)
  Yuki Yoshida, Kazunobu Kojima, Masaki Shiraiwa, Atsushi Kanno, Akira Hirano, Yosuke Nagasawa, Masamichi Ippommatsu, Naokatsu Yamamoto, Shigefusa F. Chichibu, and Yoshinari Awaji
- Organizer
  Photonics West 2022
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] (Al,Ga,In)Nの輻射・非輻射再結合過程に点欠陥が及ぼす影響2021
- Author(s)
  秩父重英,嶋紘平,小島一信,上殿明良,石橋章司
- 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121回研究会(第五期総括記念研究会)
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Striped and fin-shaped cation orderings and self-formed compositional superlattices in an m-plane Al0.7In0.3N on GaN heterostructure2021
- Author(s)
  S. F. Chichibu, K. Shima, K. Kojima, and Y. Kangawa
- Organizer
  The 8th Asian Conference on Crystal Growth and Crystal Technology (CGCT-8)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Characterization of AlGaN deep-ultraviolet light-emitting diodes grown on AlN/sapphire templates with dense macro-steps and its application of high-speed solar-blind optical wireless communications2021
- Author(s)
  K. Kojima, A. Hirano, Y. Nagasawa, Y. Honda, H. Amano, Y.Yoshida, M. Shiraiwa, Y. Awaji, A. Kanno, N. Yamamoto, and S. F. Chichibu
- Organizer
  The International Conference on UV LED Technologies & Applications (ICULTA 2021)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] Macroscopically homogeneous cathodoluminescence mapping images of c-plane nearly lattice-matched Al1-xInxN films on a GaN substrate2021
- Author(s)
  L. Y. Li, K. Shima, M. Yamanaka, K. Kojima, T. Egawa, T. Takeuchi, M. Miyoshi, and S. F. Chichibu
- Organizer
  The 8th Asian Conference on Crystal Growth and Crystal Technology (CGCT-8)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] AlN単結晶上にHVPE成長させたSi添加AlN基板の発光特性2021
- Author(s)
  秩父重英,嶋紘平,小島一信, B. Moody,三田清二,R. Collazo, Z. Sitar,熊谷義直,上殿明良
- Organizer
  2021年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Cathodoluminescence studies of AlN epilayers grown by MOVPE on sputtered AlN templates annealed at high temperature2021
- Author(s)
  K. Shima, T. Kasuya, K. Shojiki, K. Uesugi, K. Kojima, A. Uedono, H. Miyake, and S. F. Chichibu
- Organizer
  The 8th Asian Conference on Crystal Growth and Crystal Technology (CGCT-8)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] InGaN/GaN多重量子殻の時間空間分解カソードルミネッセンス評価2021
- Author(s)
  嶋紘平,Weifang Lu,小島一信,上山智,竹内哲也,秩父重英
- Organizer
  2021年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 格子整合系c面AlInN/GaNヘテロ構造のルミネッセンス評価2021
- Author(s)
  李リヤン,嶋紘平,山中瑞樹,小島一信,江川孝志,竹内哲也,三好実人,秩父重英
- Organizer
  2021年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 深紫外AlGaN LEDを用いたギガビット級ソーラーブラインド光無線通信2021
- Author(s)
  小島一信,吉田悠来,白岩雅輝,淡路祥成,菅野敦史,山本直克,平野光,長澤陽祐,一本松正道,秩父重英
- Organizer
  電子情報通信学会総合大会光エレクトロニクス（OPE）セッション
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Mgイオン注入後の空孔ガイド拡散法により形成したp型GaNのルミネッセンス評価2021
- Author(s)
  嶋紘平,田中亮,高島信也,上野勝典,江戸雅晴,小島一信,上殿明良,秩父重英
- Organizer
  2021年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 深紫外AlGaN LEDを用いたギガビット級ソーラーブラインド光無線通信2021
- Author(s)
  小島一信, 吉田悠来, 白岩雅輝, 淡路祥成, 菅野敦史, 山本直克, 平野光, 長澤陽祐, 一本松正道, 秩父重英
- Organizer
  電子情報通信学会総合大会 2021年3月
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] BGaN 中性子検出器における結晶品質およびデバイス構造が検出特性に与える影響(2)2021
- Author(s)
  宮澤篤也、太田悠斗、松川真也、林幸佑、中川央也、川崎晟也、安藤悠人、本田善央、天野浩、嶋紘平、小島一信、秩父重英、井上翼、青木徹、中野貴之
- Organizer
  第68回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] Self-formed compositional superlattices triggered by cation orderings in m-plane Al1-xInxN on GaN2021
- Author(s)
  S. F. Chichibu, K, Shima, K. Kojima, and Y. Kangawa
- Organizer
  Virtual Workshop on Materials Science and Advanced Electronics Created by Singularity
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Omnidirectional photoluminescence (ODPL) spectroscopy for the quantification of quantum efficiency of radiation in GaN crystals2021
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  Virtual Workshop on Materials Science and Advanced Electronics Created by Singularity
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Current progress of omnidirectional photoluminescence spectroscopy for the quantification of quantum efficiency of radiation in GaN crystals2021
- Author(s)
  K. Kojima, K. Ikemura, and S. F. Chichibu
- Organizer
  The Society of Photo-Optical Instrumentation Engineers (SPIE) Photonics West 2021, OPTO, Gallium Nitride Materials and Devices XV (OE107)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 炭素フリー原料を用いてサファイア基板に気相成長させたh-BN薄膜の空間分解カソードルミネッセンス評価2021
- Author(s)
  秩父重英,嶋紘平,梅原直己,小島一信,原和彦
- Organizer
  2021年第82回応用物理学会秋季学術講演会[10p-N101-8]
- Data Source
  KAKENHI-PROJECT-20K20993
[Presentation] Impact of growth pressure on the neutron-detection efficiency of BGaN diodes2021
- Author(s)
  A. Miyazawa, Y. Ohta, S. Matsukawa, K. Hayashi, H. Nakagawa, S. Kawasaki, Y. Ando, G. Wakabayashi, Y. Honda, H. Amano, K. Shima, K. Kojima, S. F. Chichibu, Y. Inoue, T. Aoki, T. Nakano
- Organizer
  2021 IEEE NUCLEAR SCIENCE SYMPOSIUM AND MEDICAL IMAGING CONFERENCE (2021 IEEE NSD MIC)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] 低圧酸性アモノサーマル成長バルクGaN結晶のルミネッセンス評価2021
- Author(s)
  嶋紘平,栗本浩平,包全喜,三川豊,小島一信,石黒徹,秩父重英
- Organizer
  2021年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Characterization of a self-organized deep-ultraviolet micro-light-emitting diode structure for high-speed solar-blind optical wireless communications2020
- Author(s)
  K. Kojima, Y. Yoshida, M. Shiraiwa, Y. Awaji, A. Kanno, N. Yamamoto, A. Hirano, Y. Nagasawa, M. Ippommatsu, and S. F. Chichibu
- Organizer
  Conference on Lasers and Electro-Optics (CLEO) 2020, Laser Science to Photonic Applications, Session Free-Space & Underwater Communication
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 高温アニールスパッタAlN上にMOVPE成長させたAlNの陰極線蛍光評価(1)2020
- Author(s)
  嶋紘平,正直花奈子,上杉謙次郎,小島一信,上殿明良,三宅秀人,秩父重英
- Organizer
  2020年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 自己組織的に形成された深紫外マイクロ発光ダイオード構造の変調特性2020
- Author(s)
  小島一信、吉田悠来、白岩雅輝、淡路祥成、菅野敦史、山本直克、平野光、長澤陽祐、一本松正道、秩父重英
- Organizer
  レーザー学会第４０回年次大会
- Invited
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(3)-断面CL-2020
- Author(s)
  秩父重英,嶋紘平,小島一信
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] 高温アニールスパッタAlN上にMOVPE成長させたAlNの陰極線蛍光評価(2)2020
- Author(s)
  粕谷拓生,嶋紘平,正直花奈子,上杉謙次郎,小島一信,上殿明良,三宅秀人,秩父重英
- Organizer
  2020年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 全方位フォトルミネセンス計測：新しい評価技術2020
- Author(s)
  小島一信, 秩父重英
- Organizer
  日本学術振興会光電相互変換第125委員会第250回記念研究会「新しい光電変換材料・評価法」
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 高温アニールしたスパッタAlN上に成長させたAlNの陰極線蛍光評価(2)2020
- Author(s)
  中須大蔵,嶋紘平,正直花奈子,上杉謙次郎,小島一信,上殿明良,三宅秀人,秩父重英
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] BGaN中性子検出器における結晶品質およびデバイス構造が検出特性に与える影響2020
- Author(s)
  太田悠斗、高橋祐吏、山田夏暉、宮澤篤也、中川央也、川崎晟也、本田善央、天野浩、嶋紘平、小島一信、秩父重英、井上翼、青木徹、中野貴之
- Organizer
  第67回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] 高温アニールしたスパッタAlN上に成長させたAlNの陰極線蛍光評価(1)2020
- Author(s)
  嶋紘平,中須大蔵,正直花奈子,上杉謙次郎,小島一信,上殿明良,三宅秀人,秩父重英
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaNに格子整合するc面AlInN薄膜の空間分解カソードルミネッセンス2020
- Author(s)
  李リヤン,嶋紘平,山中瑞樹,小島一信,江川孝志,竹内哲也,三好実人,秩父重英
- Organizer
  2020年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 陽電子消滅法によるMgイオン注入GaNの空孔型欠陥の焼鈍特性及び欠陥によるキャリア捕獲の研究2020
- Author(s)
  上殿明良,高島信也,江戸雅晴,上野勝典,松山秀昭,Marcel Dickmann,Werner Egger,Christoph Hugenschmidt, 嶋紘平,小島一信,秩父重英,石橋章司
- Organizer
  応用物理学会先進パワー半導体分科会第7回個別討論会「GaN p 型イオン注入」
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 全方位フォトルミネセンス分光にて観測される双峰性スペクトルの起源2020
- Author(s)
  小島一信,秩父重英
- Organizer
  2020年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaN結晶の輻射量子効率に対して炭素不純物および非輻射再結合中心が及ぼす影響2020
- Author(s)
  小島一信，堀切文正，成田好伸，吉田丈洋，藤倉序章，秩父重英
- Organizer
  2020年第67回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] スパッタAlN上にMOVPE成長させたAlN薄膜のカソードルミネッセンス評価2020
- Author(s)
  粕谷拓生,嶋紘平,正直花奈子,上杉謙次郎,小島一信,上殿明良,三宅秀人,秩父重英
- Organizer
  日本結晶成長学会ナノ構造エピタキシャル成長分科会,「第12回ナノ構造・エピタキシャル成長講演会」
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaN結晶の輻射量子効率に対して炭素不純物および非輻射再結合中心が及ぼす影響2020
- Author(s)
  小島一信,堀切文正,成田好伸,吉田丈洋,藤倉序章,秩父重英
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] PVT成長AlN上にHVPE成長させたSi添加AlN基板の陰極線蛍光評価2020
- Author(s)
  秩父重英,嶋紘平,小島一信,Baxter Moody,三田清二,Ramon Collazo,Zlatko Sitar,熊谷義直,上殿明良
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Origin and dynamic properties of major intrinsic nonradiative recombination centers in wide bandgap nitride semiconductors2020
- Author(s)
  S. F. Chichibu, K. Shima, K. Kojima, S. Ishibashi, and A. Uedono
- Organizer
  The Society of Photo-Optical Instrumentation Engineers (SPIE) Photonics West 2020, OPTO, Gallium Nitride Materials and Devices XV (OE107)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 高温アニールしたスパッタAlN上に成長させたAlNの陰極線蛍光評価(2)2020
- Author(s)
  中須大蔵,嶋紘平,正直花奈子,上杉謙次郎,小島一信,上殿明良,三宅秀人,秩父重英
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] GaN結晶の輻射量子効率に対して炭素不純物および非輻射再結合中心が及ぼす影響2020
- Author(s)
  小島一信，堀切文正，成田好伸，吉田丈洋，藤倉序章，秩父重英
- Organizer
  2020年第67回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] AlGaN LEDとBeyond 5G2020
- Author(s)
  吉田悠来，小島一信，白岩雅輝，菅野敦史，平野光，長澤陽祐，一本松正道，山本直克，秩父重英，淡路祥成
- Organizer
  応用物理学会　応用電子物性分科会応用電子物性分科会研究例会
- Invited
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] PVT成長AlN上にHVPE成長させたSi添加AlN基板の陰極線蛍光評価2020
- Author(s)
  秩父重英,嶋紘平,小島一信,Baxter Moody,三田清二,Ramon Collazo,Zlatko Sitar,熊谷義直,上殿明良
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(4)2020
- Author(s)
  秩父重英,嶋紘平,稲富悠也,小島一信,寒川義裕
- Organizer
  2020年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] c面エピタキシャルAl0.82In0.18N/GaN構造の空間分解カソードルミネッセンス2020
- Author(s)
  李リヤン,嶋紘平,山中瑞樹,小島一信,江川孝志,竹内哲也,三好実人,秩父重英
- Organizer
  日本結晶成長学会ナノ構造エピタキシャル成長分科会,「第12回ナノ構造・エピタキシャル成長講演会」
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Characterization of a self-organized deep-ultraviolet micro-light-emitting diode structure for high-speed solar-blind optical wireless communications2020
- Author(s)
  K. Kojima, Y. Yoshida, M. Shiraiwa, Y. Awaji, A. Kanno, N. Yamamoto, A. Hirano, Y. Nagasawa, M. Ippommatsu, and S. F. Chichibu
- Organizer
  2020 Conference on Lasers and Electro-Optics (CLEO) (2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] Up-to 292-Mbps deep-UV communication over a diffuse-line-of-sight link based on silicon photo multiplier array2020
- Author(s)
  Y. Yoshida, K. Kojima, M. Shiraiwa, Y. Awaji, A. Kanno, N. Yamamoto, and S. F. Chichibu
- Organizer
  2020 European Conference on Optical Communication (ECOC) (2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] GaN結晶の輻射量子効率と炭素不純物濃度の相関2020
- Author(s)
  小島一信,堀切文正,成田好伸,吉田丈洋,藤倉序章,秩父重英
- Organizer
  2020年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 全方位フォトルミネッセンス(ODPL)分光法によるGaNウェハの発光量子効率マッピング評価2020
- Author(s)
  池村賢一郎,小島一信,秩父重英,堀切文正
- Organizer
  2020年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] AlNおよび高AlNモル分率AlGaN混晶におけるAl空孔複合体の役割2020
- Author(s)
  秩父重英,嶋紘平,小島一信,三宅秀人,上殿明良
- Organizer
  応用物理学会結晶工学分科会,応用電子物性分科会との連携研究例会「紫外材料・デバイス開発の最前線」
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaNに格子整合するc面AlInN薄膜の空間分解陰極線ルミネッセンス2020
- Author(s)
  李リヤン,嶋紘平,山中瑞樹,小島一信,江川孝志,竹内哲也,三好実人,秩父重英
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 高温アニールしたスパッタAlN上に成長させたAlNの陰極線蛍光評価(1)2020
- Author(s)
  嶋紘平,中須大蔵,正直花奈子,上杉謙次郎,小島一信,上殿明良,三宅秀人,秩父重英
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] 深紫外AlGaN発光ダイオードとマルチピクセルフォトンカウンタを用いたソーラーブラインド帯モバイル光無線通信2020
- Author(s)
  小島一信,吉田悠来,白岩雅輝,淡路祥成,菅野敦史,山本直克,平野光,長澤陽祐,一本松正道,秩父重英
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(3)-断面CL-2020
- Author(s)
  秩父重英,嶋紘平,小島一信
- Organizer
  2020年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 深紫外AlGaN発光ダイオードの時間分解エレクトロルミネセンス分光2019
- Author(s)
  小島一信,吉田悠来,白岩雅輝,淡路祥成,菅野敦史,山本直克,平野光,長澤陽祐,一本松正道,秩父重英,
- Organizer
  2019年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] マクロステップを持つc面AlN/サファイアテンプレート上に成長させたAlGaN量子井戸の構造解析(1)2019
- Author(s)
  小島一信,長澤陽祐,平野光,一本松正道,本田善央,天野浩,赤崎勇,秩父重英,
- Organizer
  2019年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 全方位フォトルミネセンス（ODPL）法を用いた半導体結晶の光物性評価2019
- Author(s)
  小島一信,秩父重英
- Organizer
  ナノテスティング学会「第２５回Ｐ＆Ａ解析研究会」
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Quantification of external quantum efficiency for near-band-edge emission of freestanding h-BN crystals under photo-excitation2019
- Author(s)
  K. Kojima, K. Watanabe, T. Taniguchi, and S. F. Chichibu
- Organizer
  Compound Semiconductor Week 2019 (CSW 2019)
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 気相成長m面自立AlN基板およびホモエピタキシャル層の偏光特性と発光ダイナミクス2019
- Author(s)
  秩父重英,小島一信,羽豆耕治,石川陽一,古澤健太郎,三田清二,R.Collazo,Z.Sitar,上殿明良
- Organizer
  2019年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 自立窒化ガリウム結晶の角度分解フォトルミネセンス分光2019
- Author(s)
  小島一信，池村賢一郎，秩父重英
- Organizer
  2019年第66回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Dependences of external quantum efficiency of radiation and photoluminescence lifetime on the carbon concentration in GaN on GaN structures2019
- Author(s)
  K. Kojima, F. Horikiri, Y. Narita, T. Yoshida, and S. F. Chichibu
- Organizer
  The 13th International Conference on Nitride Semiconductors (ICNS-13)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 発光量子効率におけるフォトンリサイクル効果の理論解析2019
- Author(s)
  浅井栄大，小島一信，秩父重英，福田浩一
- Organizer
  2019年第80回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 注入深さ・極性面の異なるMgイオン注入GaNのフォトルミネッセンス2019
- Author(s)
  秩父重英,嶋紘平,井口紘子,成田哲生,片岡恵太,小島一信,上殿明良
- Organizer
  2019年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 多光子励起による窒化ガリウム結晶の時間分解フォトルミネセンス分光（２）2019
- Author(s)
  小島一信，谷川智之，粕谷拓生，上向井正裕，片山竜二，田中敦之，本田善央，天野浩，秩父重英
- Organizer
  2019年第80回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] エピタキシャル成長およびイオン注入Mg添加GaN中の非輻射再結合中心2019
- Author(s)
  秩父重英,嶋紘平,小島一信,高島信也,上野勝典,江戸雅晴,井口紘子,成田哲生, 片岡恵太,石橋章司,上殿明良
- Organizer
  応用物理学会シリコンテクノロジー分科会接合研究委員会研究会
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Dependences of external quantum efficiency of radiation and photoluminescence lifetime on the carbon concentration in GaN on GaN structures2019
- Author(s)
  K. Kojima, F. Horikiri, Y. Narita, T. Yoshida, and S. F. Chichibu
- Organizer
  13th International Conference on Nitride Semiconductors (ICNS-13)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] 全方位フォトルミネセンス（ODPL）法を用いた半導体結晶の光物性評価2019
- Author(s)
  小島一信,秩父重英
- Organizer
  ナノテスティング学会「第２５回Ｐ＆Ａ解析研究会」
- Invited
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] 窒化物半導体特異構造の時間空間分解カソードルミネッセンス評価2019
- Author(s)
  秩父重英,嶋紘平,小島一信,
- Organizer
  窒化物半導体特異構造の科学－ナノ物性評価技術の進展と物性制御 2019年春季応用物理学会シンポジウム
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Quantification of external quantum efficiency for near-band-edge emission of freestanding h-BN crystals under photo-excitation2019
- Author(s)
  K. Kojima, K. Watanabe, T. Taniguchi, and S. F. Chichibu
- Organizer
  Compound Semiconductor Week 2019 (CSW 2019), Spectroscopy & growth of h-BN II
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 注入深さ・極性面の異なるMgイオン注入GaNのフォトルミネッセンス2019
- Author(s)
  秩父重英，嶋紘平，井口紘子，成田哲生，片岡恵太，小島一信，上殿明良
- Organizer
  2019年第66回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 深紫外 AlGaN 発光ダイオードを用いたギガビット級光無線通信2019
- Author(s)
  吉田悠来 , 小島一信 , 白岩雅輝, 淡路祥成 , 菅野敦史 , 山本直克 , 秩父重英 , 平野光 , 一本松正道
- 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115回研究会研究会
- Invited
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] 窒化物半導体量子構造における発光現象の定量的理解と応用への展開研究2019
- Author(s)
  小島一信，秩父重英
- Organizer
  令和元年度　研究奨励賞（ナイトライド基金）記念講演会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Improvement of neutron detection efficiency for BGaN semiconductor detectors2019
- Author(s)
  T. Nakano, Y. Takahashi, Y. Ohta, N. Yamada, H. Nakagawa, Y. Honda, H. Amano, K. Shima, K. Kojima, S. F. Chichibu, Y. Inoue, T. Aoki
- Organizer
  2019 IEEE Nuclear Science Symposium (NSS) and Medical Imaging Conference (MIC)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] 温度可変全方位フォトルミネセンス分光装置の実現2019
- Author(s)
  小島一信，池村賢一郎，中村明裕，齋藤琢也，秩父重英
- Organizer
  2019年第80回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Evaluation of BGaN growth temperature dependence and fabrication of neutron semiconductor detectors2019
- Author(s)
  Yuri Takahashi, Takayuki Maruyama, Natsuki Yamada, Kazushi Ebara, Yuto Ohta, Hisaya Nakagawa, Shigeyoshi Usami, Yoshio Honda, Hiroshi Amano, Kazunobu Kojima, Shigehusa Chichibu, Yoku Inoue, Toru Aoki, and Takayuki Nakano
- Organizer
  The 9th Asia-Pacific Workshop on Widegap Semiconductors (APWS2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] 自己吸収過程を考慮した発光量子効率の解析式2019
- Author(s)
  浅井栄大，小島一信，秩父重英，福田浩一
- Organizer
  2019年第66回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Photoluminescence studies of sequentially Mg and H ion-implanted GaN with various implantation depths and crystallographic planes2019
- Author(s)
  K. Shima, H. Iguchi, T. Narita, K. Kataoka, K. Kojima, A. Uedono, and S. F. Chichibu
- Organizer
  The 13th International Conference on Nitride Semiconductors (ICNS-13)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Optical characterization and gain calculation of AlGaN quantum wells2019
- Author(s)
  K. Kojima
- Organizer
  1st International Workshop on AlGaN based UV-Laser diodes
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] BGaN結晶成長におけるTMB流量依存性の検討および中性子検出器の開発2019
- Author(s)
  太田悠斗、高橋祐吏、丸山貴之、山田夏暉、中川央也、川崎晟也、宇佐美茂佳、本田善央、天野浩、嶋紘平、小島一信、秩父重英、井上翼、青木徹、中野貴之
- Organizer
  日本結晶成長学会ナノエピ分科会「第11回ナノ構造・エピタキシャル成長講演会」
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] Improvement in the luminescence property of hexagonal boron nitride grown by CVD on a c-plane sapphire substrate2019
- Author(s)
  K.Hara, N. Umehara, K. Shima, K. Kojima, and S. F. Chichibu
- Organizer
  The 4th International Conference on Physics of 2D Crystals (ICP2C4)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Impact of vacancy complexes on the nonradiative recombination processes in III-N devices2019
- Author(s)
  S. F. Chichibu, K. Shima, K. Kojima, S. Ishibashi, and A. Uedono
- Organizer
  The 13th International Conference on Nitride Semiconductors (ICNS-13)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] 多光子励起による窒化ガリウム結晶の時間分解フォトルミネセンス分光（１）2019
- Author(s)
  谷川智之，小島一信，粕谷拓生，秩父重英，田中敦之，本田善央，天野浩，上向井正裕，片山竜二
- Organizer
  2019年第80回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] マクロステップを持つc 面AlN/サファイアテンプレート上に成長させたAlGaN 量子井戸の構造解析（１）2019
- Author(s)
  小島一信，長澤陽祐，平野光，一本松正道，本田善央，天野浩，赤崎勇，秩父重英
- Organizer
  2019年第66回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Improvement in the luminescence property of hexagonal boron nitride grown by CVD on a c-plane sapphire substrate2019
- Author(s)
  K. Hara, N. Umehara, K. Shima, K. Kojima, and S. F. Chichibu
- Organizer
  The 4th International Conference on Physics of 2D Crystals (ICP2C4)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 全方位フォトルミネセンス（ODPL）法を用いた半導体結晶の光物性評価2019
- Author(s)
  小島一信，秩父重英
- Organizer
  ナノテスティング学会　第２５回Ｐ＆Ａ解析研究会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 窒化物半導体特異構造の時間空間分解カソードルミネッセンス評価2019
- Author(s)
  秩父重英,嶋紘平,小島一信
- Organizer
  窒化物半導体特異構造の科学－ナノ物性評価技術の進展と物性制御 2019年春季応用物理学会シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Theoretical analysis of photo-recycling effect on external quantum efficiency considering spatial Carrier dynamics2019
- Author(s)
  H. Asai, K. Kojima, S. F. Chichibu, and K. Fukuda
- Organizer
  2019 International Conference on Solid State Devices and Materials (SSDM2019)
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 深紫外AlGaN発光ダイオードの顕微エレクトロルミネセンス測定2019
- Author(s)
  小島一信,吉田悠来,白岩雅輝,淡路祥成,菅野敦史,山本直克,平野光,長澤陽祐,一本松正道,秩父重英
- Organizer
  2019年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] H2キャリアガスを用いたBGaN結晶成長メカニズムの解析2019
- Author(s)
  清水勇希、江原一司、新宅秀矢、井上翼、青木徹、嶋紘平、小島一信、秩父重英、中野貴之
- Organizer
  第80回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] Quantification of external quantum efficiency for near-band-edge emission of freestanding h-BN crystals under photo-excitation2019
- Author(s)
  K. Kojima, K. Watanabe, T. Taniguchi, and S. F. Chichibu
- Organizer
  Compound Semiconductor Week 2019 (CSW 2019), Spectroscopy & growth of h-BN II
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Photoluminescence Studies of Sequentially Mg and H Ion-implanted GaN with Various Implantation Depths and Crystallographic Planes2019
- Author(s)
  K. Shima, K. Kojima, A. Uedono, and S. F. Chichibu
- Organizer
  19th International Workshop on Junction Technology (IWJT2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Photoluminescence studies of sequentially Mg and H ion-implanted GaN with various implantation depths and crystallographic planes2019
- Author(s)
  K. Shima, H. Iguchi, T. Narita, K. Kataoka, K. Kojima, A. Uedono, and S. F. Chichibu
- Organizer
  The 13th International Conference on Nitride Semiconductors (ICNS-13)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 気相成長m面自立AlN基板およびホモエピタキシャル層の偏光特性と発光ダイナミクス2019
- Author(s)
  秩父重英,小島一信,羽豆耕治,石川陽一,古澤健太郎,三田清二,R.Collazo,Z.Sitar,上殿明良
- Organizer
  2019年秋季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Impact of vacancy complexes on the nonradiative recombination processes in III-N devices2019
- Author(s)
  S. F. Chichibu, K. Shima, K. Kojima, S. Ishibashi, and A. Uedono
- Organizer
  The 13th International Conference on Nitride Semiconductors (ICNS-13)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] マクロステップを持つc面AlN/サファイアテンプレート上に成長させたAlGaN量子井戸の構造解析(1)2019
- Author(s)
  小島一信,長澤陽祐,平野光,一本松正道,本田善央,天野浩,赤崎勇,秩父重英,
- Organizer
  2019年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Time-resolved luminescence studies of indirect excitons in h-BN epitaxial films grown by chemical vapor deposition using carbon-free precursors2019
- Author(s)
  S. F. Chichibu, N. Umehara, K. Takiguchi, K. Shima, K. Kojima, Y. Ishitani, and K. Hara
- Organizer
  The 13th International Conference on Nitride Semiconductors (ICNS-13)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Dependences of external quantum efficiency of radiation and photoluminescence lifetime on the carbon concentration in GaN on GaN structures2019
- Author(s)
  K. Kojima, F. Horikiri, Y. Narita, T. Yoshida, and S. F. Chichibu
- Organizer
  13th International Conference on Nitride Semiconductors (ICNS-13)
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] エピタキシャル成長およびイオン注入Mg添加GaN中の非輻射再結合中心2019
- Author(s)
  秩父重英，嶋紘平，小島一信，高島信也，上野勝典，江戸雅晴，井口紘子，成田哲生，片岡恵太，石橋章司，上殿明良
- Organizer
  応用物理学会シリコンテクノロジー分科会接合研究委員会研究会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 深紫外AlGaN発光ダイオードの顕微エレクトロルミネセンス測定2019
- Author(s)
  小島一信、吉田悠来、白岩雅輝、淡路祥成、菅野敦史、山本直克、平野光、長澤陽祐、一本松正道、秩父重英
- Organizer
  第80回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] An Outdoor Evaluation of 1-Gbps Optical Wireless Communication using AlGaN-based LED in 280-nm Band2019
- Author(s)
  Yuki Yoshida, Kazunobu Kojima, Masaki Shiraiwa, Yoshinari Awaji, Atsushi Kanno, Naokatsu Yamamoto, Shigefusa F. Chichibu, Akira Hirano, Masamichi Ippommatsu
- Organizer
  Conference on Lasers and Electro-Optics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02145
[Presentation] マクロステップを持つc 面AlN/サファイアテンプレート上に成長させたAlGaN 量子井戸の構造解析（１）2019
- Author(s)
  長澤陽祐，小島一信，平野光，一本松正道，本田善央，天野浩，赤崎勇，秩父重英
- Organizer
  2019年第66回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Analytical formula for quantum efficiency of radiation considering self-absorption process2019
- Author(s)
  H. Asai, K. Kojima, S. F. Chichibu, and K. Fukuda
- Organizer
  13th International Conference on Nitride Semiconductors (ICNS-13)
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] BGaN-MOVPE法におけるキャリアガスとホウ素原料の影響2019
- Author(s)
  清水勇希、江原一司、新宅秀矢、井上翼、青木徹、嶋紘平、小島一信、秩父重英、中野貴之
- Organizer
  日本結晶成長学会ナノエピ分科会「第11回ナノ構造・エピタキシャル成長講演会」
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] BGaN結晶成長におけるTMB流量依存性の検討および中性子検出デバイスの作製2019
- Author(s)
  太田悠斗、高橋祐吏、丸山貴之、山田夏暉、中川央也、川崎晟也、宇佐美茂佳、本田善央、天野浩、嶋紘平、小島一信、秩父重英、井上翼、青木徹、中野貴之
- Organizer
  第80回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-19H04394
[Presentation] Time-resolved luminescence studies of indirect excitons in h-BN epitaxial films grown by chemical vapor deposition using carbon-free precursors2019
- Author(s)
  S. F. Chichibu, N. Umehara, K. Takiguchi, K. Shima, K. Kojima, Y. Ishitani, and K. Hara
- Organizer
  The 13th International Conference on Nitride Semiconductors (ICNS-13)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Optical characterization and gain calculation of AlGaN quantum wells2019
- Author(s)
  K. Kojima
- Organizer
  1st International Workshop on AlGaN based UV-Laser diodes
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 多光子励起による窒化ガリウム結晶の時間分解フォトルミネセンス分光(2)2019
- Author(s)
  小島一信,谷川智之,粕谷拓生,片山竜二,田中敦之,本田善央,天野浩,秩父重英
- Organizer
  2019年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Influence of Self Absorption in Two-Photon-Excitation Photoluminescence of GaN2018
- Author(s)
  T. Tanikawa, T. Fujita, K. Kojima, S. F. Chichibu, and T. Matsuoka
- Organizer
  The 19th International Conference on Metal Organic Vapor Phase Epitaxy (ICMOVPE-19)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] Quantum efficiency of radiation in wide bandgap semiconductors2018
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  19th International Conference on Physics of Light-Matter Coupling in Nanostructures (PLMCN19)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] バンド端近傍発光の外部量子効率が4%を超える六方晶BN単結晶の光学評価2018
- Author(s)
  小島一信,渡邊賢司,谷口尚,秩父重英,
- Organizer
  2018年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(1)2018
- Author(s)
  秩父重英,小島一信,
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] サファイア基板に気相成長させたh-BN薄膜の発光ダイナミクス2018
- Author(s)
  秩父重英,嶋紘平,梅原直己,小島一信,原和彦,
- Organizer
  2018年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(1)2018
- Author(s)
  秩父重英，小島一信
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Formation mechanism of singular structure in AlInN layer grown on m-GaN substrate by MOVPE2018
- Author(s)
  Y. Inatomi, A. Kusaba, Y. Kangawa, K. Kojima, and S. F. Chichibu
- Organizer
  The 6th International Conference on Light-Emitting Devices and Their Industrial Applications (LEDIA'18)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Carrier trapping properties of defects in Mg-implanted GaN probed by monoenergetic positron beams2018
- Author(s)
  A. Uedono, S. Takashima, M. Edo, K. Ueno, H. Matsuyama, W. Egger, T. Koschine, C. Hugenschmidt, M. Dickmann, K. Kojima, S. F. Chichibu, and S. Ishibashi
- Organizer
  The 45th International Symposium on Compound Semiconductors (ISCS 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Mgイオン注入N極性面GaNの時間分解フォトルミネッセンス評価2018
- Author(s)
  嶋紘平,井口紘子,成田哲生,片岡恵太,上殿明良,小島一信,秩父重英
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Relationship between internal quantum efficiency of radiation and photoluminescence lifetime in a ZnO single crystal2018
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  The 10th International Workshop on ZnO and Other Oxide Semiconductors (IWZnO2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] サファイア基板に気相成長させた六方晶BN薄膜の発光スペクトル2018
- Author(s)
  秩父重英,梅原直己,小島一信,原和彦
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Luminescence spectra of hexagonal BN thin films grown by chemical vapor deposition on a c-plane sapphire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  The 3rd International Conference on Physics of 2D Crystals (ICP2C3),
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Microscopic structure of boosting IQE for AlGaN-based UV-B (285 nm) LED grown on macrosteps2018
- Author(s)
  Y. Nagasawa, K. Kojima, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors 2018 (IWN2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Formation mechanism of singular structure in AlInN layer grown on m-GaN substrate by MOVPE2018
- Author(s)
  Y. Inatomi, A. Kusaba, Y. Kangawa, K. Kojima, and S. F. Chichibu
- Organizer
  The 6th International Conference on Light-Emitting Devices and Their Industrial Applications (LEDIA'18),
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Relationship between internal quantum efficiency of radiation and photoluminescence lifetime in a ZnO single crystal2018
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  The 10th International Workshop on ZnO and Other Oxide Semiconductors (IWZnO2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] AlN,AlGaN薄膜および量子井戸の発光特性2018
- Author(s)
  秩父重英,小島一信,三宅秀人,平松和正,上殿明良,
- 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110回研究会・特別公開シンポジウム
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Luminescence spectra of hexagonal BN thin films grown by chemical vapor deposition on a c-plane sapphire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  The 3rd International Conference on Physics of 2D Crystals (ICP2C3)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] P-type Conduction of Mg-ion Implanted N-polar GaN and the Optical Investigation2018
- Author(s)
  T. Narita, K. Kataoka, H. Iguchi, K. Shima, K. Kojima, S. F. Chichibu, M. Kanechika, T. Uesugi, and T. Kachi:
- Organizer
  The 6th International Conference on Light-Emitting Devices and Their Industrial Applications (LEDIA'18),
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Luminescence spectra of hexagonal BN thin films grown by chemical vapor deposition on a c-plane sapphire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  The 3rd International Conference on Physics of 2D Crystals (ICP2C3)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] 赤色蛍光体(CaAlSiN3:Eu)の高温劣化機構の評価2018
- Author(s)
  大石昌嗣，塩見昌平，山本孝，植木智之，改井陽一郎，秩父重英，高取愛子，小島一信
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Current localization structure observed in AlGaN-based deep-ultraviolet light-emitting diodes grown on AlN templates with macrosteps2018
- Author(s)
  K. Kojima, Y. Nagasawa, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors 2018 (IWN2018),
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 酸性アモノサーマル法による大口径GaNバルク結晶作製技術の展望2018
- Author(s)
  秩父重英,斉藤真,包全喜,冨田大輔,嶋紘平,小島一信,石黒徹,
- Organizer
  日本学術振興会結晶加工と評価技術145委員会パワーデバイス用シリコンおよび関連半導体に関する研究会（第6回）
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] The origin and properties of intrinsic nonradiative recombination centers in the bulk and epitaxial ZnO2018
- Author(s)
  S. F. Chichibu, K. Kojima, K. Koike, M. Yano, S. Gonda, S. Ishibashi, A. Uedono
- Organizer
  The 10th International Workshop on ZnO and Other Oxide Semiconductors (IWZnO2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 280nm帯深紫外AlGaN発光ダイオードを用いた日光下における1.6 Gbps光無線伝送2018
- Author(s)
  小島一信,吉田悠来,白岩雅輝,淡路祥成,菅野敦史,山本直克,秩父重英,
- Organizer
  2018年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(1)2018
- Author(s)
  秩父重英,小島一信
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Mgイオン注入GaN MOSFETのチャネル特性向上2018
- Author(s)
  高島信也，田中亮，上野勝典，松山秀昭，江戸雅晴，小島一信，秩父重英，上殿明良，中川清和
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] ZnO単結晶の絶対輻射量子効率測定(2)2018
- Author(s)
  小島一信，秩父重英
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Current localization structure observed in AlGaN-based deep-ultraviolet light-emitting diodes grown on AlN templates with macrosteps2018
- Author(s)
  K. Kojima, Y. Nagasawa, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors (IWN 2018), Kanazawa, Japan, November (2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] サファイア基板に気相成長させた六方晶BN薄膜の発光スペクトル2018
- Author(s)
  秩父重英,梅原直己,小島一信,原和彦
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] GaNの二光子励起フォトルミネッセンス測定における自己吸収の影響2018
- Author(s)
  谷川智之，小島一信，秩父重英，松岡隆志
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(2)2018
- Author(s)
  稲富悠也，草場彰，柿本浩一，寒川義裕，小島一信，秩父重英
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Mg添加GaNエピ層及びイオン注入層のフォトルミネッセンス評価2018
- Author(s)
  秩父重英,嶋紘平,小島一信,高島信也,上野勝典,江戸雅晴,井口紘子,成田哲生,片岡恵太,石橋章司,上殿明良,
- Organizer
  応用物理学会結晶工学分科会, 第149回結晶工学分科会研究会「GaNonGaNパワーデバイスにむけて～p型GaNの結晶工学～」
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Luminescence dynamics of indirect excitons in h-BN epitaxial films grown by BCl3-NH3 chemical vapor deposition on a c-plane sapphire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  International Workshop on Nitride Semiconductors 2018 (IWN2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 陽電子消滅法によるp-GaNエピ層、イオン注入層の点欠陥評価2018
- Author(s)
  上殿明良,石橋章司,小島一信,秩父重英,
- Organizer
  応用物理学会結晶工学分科会, 第149回結晶工学分科会研究会「GaNonGaNパワーデバイスにむけて～p型GaNの結晶工学～」
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Influence of Self Absorption in Two-Photon-Excitation Photoluminescence of GaN2018
- Author(s)
  T. Tanikawa, T. Fujita, K. Kojima, S. F. Chichibu, and T. Matsuoka
- Organizer
  The 19th International Conference on Metal Organic Vapor Phase Epitaxy (ICMOVPE-19)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 六方晶BNの薄膜成長とその深紫外発光評価2018
- Author(s)
  原和彦,梅原直己,小島一信,秩父重英
- Organizer
  2018年春季応用物理学会,　多元化合物の新規な物性と応用, 多元系化合物・太陽電池研究会企画シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-16K14222
[Presentation] Different nonradiative recombination between on the terraces and macrosteps of uneven QW for 285 nm-LED grown on AlN template with dense macrosteps2018
- Author(s)
  Y. Nagasawa, K. Kojima, R. Sugie, A. Hirano, M. Ippommatsu, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  The International Workshop on UV Materials and Devices (IWUMD)
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Luminescence spectra of hexagonal BN thin films grown by chemical vapor deposition on a c-plane sapphire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  The 3rd International Conference on Physics of 2D Crystals (ICP2C3)
- Invited
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] サファイア基板に気相成長させた六方晶BN薄膜の発光スペクトル2018
- Author(s)
  秩父重英,梅原直己,小島一信,原和彦
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PROJECT-16K14222
[Presentation] MOVPE成長m面AlInN/GaNヘテロ構造における特異構造(2)2018
- Author(s)
  稲富悠也,草場彰,柿本浩一,寒川義裕,小島一信,秩父重英,
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaNの二光子励起フォトルミネッセンス測定における自己吸収の影響2018
- Author(s)
  谷川智之，小島一信，秩父重英，松岡隆志
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-18K19028
[Presentation] 酸性アモノサーマル法による大型GaN結晶成長の検討2018
- Author(s)
  斉藤真，包全喜，栗本浩平，冨田大輔，嶋紘平，小島一信，石黒徹，秩父重英
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Determination of absolute quantum efficiency of radiation in nitride semiconductors using an integrating sphere2018
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu, :
- Organizer
  The Society of Photo-Optical Instrumentation Engineers (SPIE) Photonics West 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Different nonradiative recombination between on the terraces and macrosteps of uneven QW for 285 nm-LED grown on AlN template with dense macrosteps2018
- Author(s)
  Y. Nagasawa, K. Kojima, R. Sugie, A. Hirano, M. Ippommatsu, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  The International Workshop on UV Materials and Devices (IWUMD)
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Microscopic structure of boosting IQE for AlGaN-based UV-B (285 nm) LED grown on macrosteps2018
- Author(s)
  Y. Nagasawa, K. Kojima, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors (IWN 2018), Kanazawa, Japan, November (2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] GaN単結晶における光励起キャリアの空間的不均一と内部量子効率との関係(2)2018
- Author(s)
  小島一信，浅井栄大，福田浩一，秩父重英
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] バンド端近傍発光の外部量子効率が4%を超える六方晶BN単結晶の光学評価2018
- Author(s)
  小島一信，渡邊賢司，谷口尚，秩父重英
- Organizer
  2018年第79回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Microscopic structure of boosting IQE for AlGaN-based UV-B (285 nm) LED grown on macrosteps2018
- Author(s)
  Y. Nagasawa, K. Kojima, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors 2018 (IWN2018)
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Luminescence dynamics of indirect excitons in h-BN epitaxial films grown by BCl3-NH3 chemical vapor deposition on a c-plane sappire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  Materials Research Society, 2018 Fall Meeting
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Luminescence dynamics of indirect excitons in h-BN epitaxial films grown by BCl3-NH3 chemical vapor deposition on a c-plane sapphire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  International Workshop on Nitride Semiconductors 2018 (IWN2018),
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] サファイア基板に気相成長させたh-BN薄膜の発光ダイナミクス2018
- Author(s)
  秩父重英,嶋紘平,梅原直己,小島一信,原和彦
- Organizer
  2018年秋季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Luminescence dynamics of indirect excitons in h-BN epitaxial films grown by BCl3-NH3 chemical vapor deposition on a c-plane sappire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  Materials Research Society, 2018 Fall Meeting,
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] ワイドギャップ半導体の発光量子効率と発光寿命の相関2018
- Author(s)
  小島一信，秩父重英
- Organizer
  応用物理学会励起ナノプロセス研究会第13回研究会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] GaN単結晶における光励起キャリアの空間的不均一と内部量子効率との関係(1)2018
- Author(s)
  浅井栄大，小島一信，福田浩一，秩父重英
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 超臨界アンモニアを用いた酸性アモノサーマル法による2インチバルクGaN結晶育成2018
- Author(s)
  包全喜，斉藤真，栗本浩平，嶋紘平，冨田大輔，小島一信，石黒徹，秩父重英
- Organizer
  化学工学会第83年会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 空間・時間分解PLを用いたGaNの局所励起子応答2018
- Author(s)
  神山晃範，小島一信，遊佐剛，秩父重英
- Organizer
  2018年第79回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 有機金属気相成長法にて自立GaN基板上に成長させたGaNホモエピタキシャル層の光物性評価2018
- Author(s)
  小島一信，堀切文正，成田好伸，吉田丈洋，秩父重英
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Quantum efficiency of radiation in wide bandgap semiconductors2018
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  19th International Conference on Physics of Light-Matter Coupling in Nanostructures (PLMCN19)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaNの二光子励起フォトルミネッセンス測定における自己吸収の影響2018
- Author(s)
  谷川智之,小島一信,秩父重英,松岡隆志
- Organizer
  2018年春季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Luminescence spectra of hexagonal BN thin films grown by chemical vapor deposition on a c-plane sapphire substrate2018
- Author(s)
  S. F. Chichibu, N. Umehara, K. Shima, K. Kojima, and K. Hara
- Organizer
  The 3rd International Conference on Physics of 2D Crystals (ICP2C3)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K14222
[Presentation] Mgイオン注入N極性面GaNの時間分解フォトルミネッセンス評価2018
- Author(s)
  嶋紘平，井口紘子，成田哲生，片岡恵太，上殿明良，小島一信，秩父重英
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Room-temperature photoluminescence lifetime for the near-band-edge emission of epitaxial and ion-implanted Mg-doped GaN on GaN substrate2018
- Author(s)
  S. F. Chichibu, K. Shima, K. Kojima, S. Takashima, K. Ueno, M. Edo, H. Iguchi, T. Narita, K. Kataoka, S. Ishibashi, and A. Uedono
- Organizer
  International Workshop on Nitride Semiconductors (IWN 2018), Kanazawa, Japan, November (2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 280nm帯深紫外AlGaN発光ダイオードを用いた日光下における1.6 Gbps光無線伝送2018
- Author(s)
  小島一信,吉田悠来,白岩雅輝,淡路祥成,菅野敦史,山本直克,秩父重英
- Organizer
  2018年秋季応用物理学会
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Room-temperature photoluminescence lifetime for the near-band-edge emission of epitaxial and ion-implanted Mg-doped GaN on GaN structures2018
- Author(s)
  S. F. Chichibu, K. Shima, K. Kojima, S. Takashima, K. Ueno, M. Edo, H. Iguchi, T. Narita, K. Kataoka, S. Ishibashi, and A. Uedono
- Organizer
  International Workshop on Nitride Semiconductors 2018 (IWN2018),
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Quantum efficiency of radiation in wide bandgap semiconductors2018
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  19th International Conference on Physics of Light-Matter Coupling in Nanostructures (PLMCN19)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] AlN,AlGaN薄膜および量子井戸の発光特性2018
- Author(s)
  秩父重英,小島一信,三宅秀人,平松和正,上殿明良,
- 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110回研究会・特別公開シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Recent progress in acidic ammonothermal growth of GaN crystals2018
- Author(s)
  S. F. Chichibu, M. Saito, Q. Bao, D. Tomida, K. Kurimoto, K. Shima, K. Kojima, and T. Ishiguro
- Organizer
  The 7th International Symposium of Growth of III-Nitrides (ISGN-7),
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 全方位フォトルミネッセンス法による絶対輻射量子効率測定2018
- Author(s)
  小島一信，秩父重英
- 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107回研究会、光電相互変換第125委員会第240回研究会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Quantum efficiency of radiation in wide bandgap semiconductors2018
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  19th International Conference on Physics of Light-Matter Coupling in Nanostructures (PLMCN19),
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] サファイア基板に気相成長させた六方晶BN薄膜の発光スペクトル2018
- Author(s)
  秩父重英，梅原直己，小島一信，原和彦
- Organizer
  2018年第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Current localization structure observed in AlGaN-based deep-ultraviolet light-emitting diodes grown on AlN templates with macrosteps2018
- Author(s)
  K. Kojima, Y. Nagasawa, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors 2018 (IWN2018）
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Mg添加GaNエピ層及びイオン注入層のフォトルミネッセンス評価2018
- Author(s)
  秩父重英，嶋紘平，小島一信，高島信也，上野勝典，江戸雅晴，井口紘子，成田哲生，片岡恵太，石橋章司，上殿明良
- Organizer
  応用物理学会結晶工学分科会第149回結晶工学分科会研究会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Quantum efficiency of radiation in wide bandgap semiconductor materials2018
- Author(s)
  K. Kojima and S. F. Chichibu
- Organizer
  Kick-off Symposium for World Leading Research Centers
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Role of point defects on the luminescent properties of epitaxial and ion-implanted Mg-doped GaN fabricated on a GaN substrate2017
- Author(s)
  S. F. Chichibu, K. Kojima, S. Takashima, M. Edo, K. Ueno, M. Shimizu, T.Takahashi, S. Ishibashi, and A. Uedono
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] A way to achieve more than 90% of the overlap integral of electron and hole wavefunctions in high AlN mole fraction AlGaN MQWs2017
- Author(s)
  S. F. Chichibu, K. Kojima, K. Furusawa, Y. Yamazaki, K. Hiramatsu, and H. Miyake
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Origin of Shockley-Read-Hall nonradiative recombination centers in (Al,Ga)N2017
- Author(s)
  S. F. Chichibu, K. Kojima, and A. Uedono
- Organizer
  The Society of Photo-Optical Instrumentation Engineers (SPIE) Photonics West 2017
- Place of Presentation
  San Francisco, USA
- Year and Date
  2017-01-31
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] IQE Quantification of Nitride Semiconductors -Omnidirectional photoluminescence (ODPL) measurement utilizing an integrating sphere-2017
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu
- Organizer
  The 5th international conference of light-emitting devices and their industrial applications (LEDIA'17)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] A theoretical proposal for achieving more than 90% of the overlap integral of electron and hole wavefunctions in high AlN mole fraction AlxGa1-xN multiple quantum wells2017
- Author(s)
  K. Kojima, K. Furusawa, Y. Yamazaki, H. Miyake, K. Hiramatsu, and S. F. Chichibu
- Organizer
  The 18th International Conference on Physics of Light-Matter Coupling in Nanostructures (PLMCN18)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] GaNの低転位密度化・高純度化と主要な非輻射再結合中心2017
- Author(s)
  秩父重英，上殿明良，嶋紘平，小島一信，石橋章司
- Organizer
  応用物理学会先進パワー半導体分科会第3回個別討論会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] サファイア基板上に成長した六方晶窒化ホウ素薄膜の深紫外カソードルミネッセンス2017
- Author(s)
  原和彦,梅原直己,秩父重英,小島一信,光野徹也,小南裕子
- Organizer
  日本結晶成長学会第46回結晶成長国内会議(JCCG-46)
- Invited
- Data Source
  KAKENHI-PROJECT-16K14222
[Presentation] 二次組成変調によって電子・正孔波動関数の重なり積分を増強させたc面AlGaN多重量子井戸の発光特性評価2017
- Author(s)
  小島一信，林侑介，三宅秀人，平松和政，秩父重英
- Organizer
  2017年第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Optical characteristics of c-plane AlGaN multiple-quantum-well light-emitting diode structures with macro-size steps2017
- Author(s)
  K. Kojima, Y. Nagasawa, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 酸性鉱化剤を用いたアモノサーマル法による電子デバイス用GaN結晶合成の進展2017
- Author(s)
  秩父重英，斉藤真，包全喜，栗本浩平，冨田大輔，嶋紘平，小島一信，鏡谷勇二，茅野林造，石黒徹
- Organizer
  2017年第78回応用物理学会秋季学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Carrier trapping/detrapping properties of defects in Mg-implanted GaN probed by monoenergetic positron beams2017
- Author(s)
  A. Uedono, S. Takashima, M. Edo, K. Ueno, H. Matsuyama, W. Egger, T. Koschine, C. Hugenschmidt, M. Dickmann, K. Kojima, S. F. Chichibu, and S. Ishibashi
- Organizer
  The 45th International Symposium on Compound Semiconductors (ISCS 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaN中の非輻射再結合中心の正体とその特性2017
- Author(s)
  秩父重英,小島一信,上殿明良
- Organizer
  応用物理学会結晶工学分科会, 第147回結晶工学分科会研究会
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] IQE Quantification of Nitride Semiconductors - Omnidirectional photoluminescence (ODPL) measurement utilizing an integrating sphere -2017
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu:
- Organizer
  The 5th International Conference on Light-Emitting Devices and Their Industrial Applications (LEDIA'17)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaN中の非輻射再結合中心の正体とその特性2017
- Author(s)
  秩父重英，小島一信，上殿明良
- Organizer
  応用物理学会結晶工学分科会第147回結晶工学分科会研究会
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Periodic compositional undulation in the m-plane Al1-xInxN epilayers grown by metalorganic vapor phase epitaxy on a GaN substrate2017
- Author(s)
  S. F. Chichibu and K. Kojima:
- Organizer
  European Materials research, optoelectronic devices and sensors
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Compositional modulation for high AlN mole fraction AlxGa1-xN multiple quantum wells to enhance overlap integral of carrier wavefunctions2017
- Author(s)
  K. Kojima, Y. Hayashi, K. Hiramatsu, H. Miyake, and S. F. Chichibu
- Organizer
  International Workshop on UV Materials and Devices (IWUMD) 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] A high internal quantum efficiency of the emission in GaN single crystals observed by omnidirectional photoluminescence (ODPL)2017
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Quantum-Wire-Like Density of States in c-plane AlGaN Quantum Wells in Polarization-Crossover Composition Region2017
- Author(s)
  S. Sakai, T. Minami, K. Kojima, S. F. Chichibu, and A. A. Yamaguchi
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 偏光遷移領域におけるc面AlGaN量子井戸構造の量子細線型状態密度2017
- Author(s)
  坂井繁太,南琢人,小島一信,秩父重英,山口敦史
- Organizer
  2017年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] A high internal quantum efficiency of the emission in GaN single crystals observed by omnidirectional photoluminescence (ODPL)2017
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 高品質窒化ガリウム単結晶の光物性評価2017
- Author(s)
  小島一信，池田宏隆，藤戸健史，秩父重英
- Organizer
  公益社団法人日本セラミックス協会第30回秋季シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Determination of absolute quantum efficiency of radiation in nitride semiconductors using an integrating sphere2017
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu
- Organizer
  The Society of Photo-Optical Instrumentation Engineers (SPIE) Photonics West 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 全方位フォトルミネセンス(ODPL)法を用いた窒化物半導体の発光量子効率測定2017
- Author(s)
  小島一信，三宅秀人，平松和政，秩父重英
- Organizer
  日本結晶成長学会第46回結晶成長国内会議（JCCG-46）
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 全方位フォトルミネセンス(ODPL)法を用いた窒化物半導体の発光量子効率測定2017
- Author(s)
  小島一信,三宅秀人,平松和政,秩父重英,
- Organizer
  日本結晶成長学会第46回結晶成長国内会議(JCCG-46)
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Periodic compositional undulation in the m-plane Al1-xInxN epilayers grown by metalorganic vapor phase epitaxy on a GaN substrate2017
- Author(s)
  S. F. Chichibu and K. Kojima
- Organizer
  European Materials Research Society, 2017 Fall Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] 高品質窒化ガリウム単結晶の光物性評価2017
- Author(s)
  小島一信,秩父重英,池田宏隆,藤戸健史
- Organizer
  2017年秋季セラミクス協会第30回シンポジウム
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] m面AlInNエピタキシャルナノ構造を用いた偏光光源の可能性2017
- Author(s)
  秩父重英,小島一信,上殿明良,佐藤義孝
- Organizer
  2017年春季応用物理学会シンポジウム
- Place of Presentation
  横浜国際平和会議場（神奈川県横浜市）
- Year and Date
  2017-03-14
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 窒化物半導体レーザ構造における光学利得生成機構と性能予測2017
- Author(s)
  小島一信
- Organizer
  電子情報通信学会レーザ・量子エレクトロニクス研究会（LQE）
- Invited
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] A theoretical proposal for achieving more than 90% of the overlap integral of electron and hole wavefunctions in high AlN mole fraction AlxGa1-xN multiple quantum wells2017
- Author(s)
  K. Kojima, K. Furusawa, Y. Yamazaki, H. Miyake, K. Hiramatsu, and S. F. Chichibu:
- Organizer
  The 18th International Conference on Physics of Light-Matter Coupling in Nanostructures (PLMCN18)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Optical and defect characteristics of m-plane Al1-xInxN epitaxial nanostructures2017
- Author(s)
  S. F. Chichibu, K. Kojima, and A. Uedono
- Organizer
  8th Asia-Pacific Workshop on Widegap Semiconductors (APWS-2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Vacuum-fluorescent-display devices emitting polarized deep-ultraviolet and visible lights using m-plane Al1-xInxN epitaxial nanostructures2017
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Organizer
  11th International Symposium on Semiconductor Light Emitting Devices (ISSLED2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] High Quality Bulk GaN Crystal Grown by Acidic Ammonothermal Method2017
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R.Kayano, T. Ishiguro, and S. F. Chichibu
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Origin and properties of intrinsic Shockley-Read-Hall nonradiative recombination centers in GaN2017
- Author(s)
  S. F. Chichibu, K. Kojima, H. Ikeda, K. Fujito, S. Takashima, M. Edo, K. Ueno, M. Shimizu, T. Takahashi, S. Ishibashi, and A. Uedono
- Organizer
  29th International Conference on Defects in Semiconductors (ICDS2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] GaN基板上Mg添加GaNの時間分解フォトルミネッセンス評価2017
- Author(s)
  秩父重英,小島一信,嶋紘平,高島信也,江戸雅晴,上野勝典,石橋章司,上殿明良
- Organizer
  2017年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Periodic compositional undulation in the m-plane Al1-xInxN epilayers grown by metalorganic vapor phase epitaxy on a GaN substrate2017
- Author(s)
  S. F. Chichibu and K. Kojima
- Organizer
  European Materials Research Society, 2017 Fall Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Vacuum-fluorescent-display devices emitting polarized deep-ultraviolet and visible lights using m-plane Al1-xInxN epitaxial nanostructures2017
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Organizer
  11th International Symposium on Semiconductor Light Emitting Devices (ISSLED 2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Consideration of Shockley-Read-Hall nonradiative recombination centers in wide bandgap (Al,Ga)N and ZnO2017
- Author(s)
  S. F. Chichibu, K. Kojima, K. Shima, A. Uedono, and S. Ishibashi
- Organizer
  Materials Research Society, 2017 Fall Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Consideration of Shockley-Read-Hall nonradiative recombination centers in wide bandgap (Al,Ga)N and ZnO2017
- Author(s)
  S. F. Chichibu, K. Kojima, K. Shima, A. Uedono, and S. Ishibashi
- Organizer
  Materials Research Society, 2017 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 光励起下のGaN単結晶における内部量子効率の空間的不均一2017
- Author(s)
  小島一信，浅井栄大，福田浩一，秩父重英
- Organizer
  2017年第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Compositional modulation for high AlN mole fraction AlxGa1-xN multiple quantum wells to enhance overlap integral of carrier wavefunctions2017
- Author(s)
  K. Kojima, Y. Hayashi, K. Hiramatsu, H. Miyake, and S. F. Chichibu:
- Organizer
  International Workshop on UV Materials and Devices (IWUMD) 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Quantum-Wire-Like Density of States in c-plane AlGaN Quantum Wells in Polarization-Crossover Composition Region2017
- Author(s)
  S. Sakai, T. Minami, K. Kojima, S. F. Chichibu, and A. A. Yamaguchi
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Recent progress of acidic ammonothermal growth of GaN2017
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R. Kayano, T.Ishiguro, and S. F. Chichibu
- Organizer
  10th International Workshop on Bulk Nitride Semiconductors (IWBNS-X)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Origin and properties of intrinsic Shockley-Read-Hall nonradiative recombination centers in GaN2017
- Author(s)
  S. F. Chichibu, K. Kojima, H. Ikeda, K. Fujito, S. Takashima, M. Edo, K. Ueno, M. Shimizu, T. Takahashi, S. Ishibashi, and A. Uedono
- Organizer
  29th International Conference on Defects in Semiconductors (ICDS2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Optical characteristics of c-plane AlGaN multiple-quantum-well light-emitting diode structures with macro-size steps2017
- Author(s)
  K. Kojima, Y. Nagasawa, A. Hirano, M. Ipponmatsu, Y. Honda, H. Amano, I. Akasaki, and S. F. Chichibu
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaNの低転位密度化・高純度化と主要な非輻射再結合中心2017
- Author(s)
  秩父重英,上殿明良,嶋紘平,小島一信,石橋章司
- Organizer
  応用物理学会先進パワー半導体分科会第3回個別討論会「GaN縦型パワーデバイスのドリフト層成長技術」
- Invited
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] 減衰全反射法を用いたGaN単結晶の表面状態評価2017
- Author(s)
  小島一信，赤尾賢一，菅野美幸，水野広介，永森浩司，秩父重英
- Organizer
  2017年第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Vacuum-fluorescent-display devices emitting polarized deep-ultraviolet and visible lights using m-plane Al1-xInxN epitaxial nanostructures2017
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Organizer
  11th International Symposium on Semiconductor Light Emitting Devices (ISSLED 2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Consideration of Shockley-Read-Hall nonradiative recombination centers in wide bandgap (Al,Ga)N and ZnO2017
- Author(s)
  S. F. Chichibu, K. Kojima, K. Shima, A. Uedono, and S. Ishibashi
- Organizer
  Materials Research Society, 2017 Fall Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] 六方晶BNの薄膜成長とその深紫外発光評価2017
- Author(s)
  原和彦,梅原直己,小島一信,秩父重英
- Organizer
  2018年春季応用物理学会
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Optical and defect characteristics of m-plane Al1-xInxN epitaxial nanostructures2017
- Author(s)
  S. F. Chichibu, K. Kojima, and A. Uedono
- Organizer
  8th Asia-Pacific Workshop on Widegap Semiconductors (APWS-2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Internal quantum efficiency evaluation of LED by photocurrent measurement2017
- Author(s)
  S. Usami, Y. Honda, K. Kojima, M. Kushimoto, M. Deki, S. Nitta, S. F. Chichibu, and H. Amano
- Organizer
  11th International Symposium on Semiconductor Light Emitting Devices (ISSLED 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] GaNの低転位密度化・高純度化と主要な非輻射再結合中心2017
- Author(s)
  秩父重英,上殿明良,嶋紘平,小島一信,石橋章司
- Organizer
  応用物理学会先進パワー半導体分科会第3回個別討論
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaN中の非輻射再結合中心の正体とその特性2017
- Author(s)
  秩父重英,小島一信,上殿明良
- Organizer
  応用物理学会結晶工学分科会, 第147回結晶工学分科会研究会「ワイドバンドギャップ半導体デバイス～窒化物・SiCにおける成長・プロセス欠陥の評価と制御～」
- Invited
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] A way to achieve more than 90% of the overlap integral of electron and hole wavefunctions in high AlN mole fraction AlGaN MQWs2017
- Author(s)
  S. F. Chichibu, K. Kojima, K. Furusawa, Y. Yamazaki, K. Hiramatsu, and H.Miyake
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] ワイドギャップ半導体の発光量子効率と発光寿命の相関2017
- Author(s)
  小島一信,秩父重英
- Organizer
  応用物理学会励起ナノプロセス研究会第13回研究会
- Invited
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Cathodoluminescence characterization of the hexagonal boron nitride thin films grown on c-plane sapphire substrates2017
- Author(s)
  N. Umehara, T. Kouno, H. Kominami, K. Kojima, S. F. Chichibu, and K. Hara
- Organizer
  International Workshop on UV Materials and Devices (IWUMD) 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K14222
[Presentation] 二次組成変調によって電子・正孔波動関数の重なり積分を増強させた　c面AlGaN多重量子井戸の発光特性評価2017
- Author(s)
  小島一信,林侑介,三宅秀人,平松和政,秩父重英,
- Organizer
  2017年秋季応用物理学会
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] GaN基板上Mg添加GaNの時間分解フォトルミネッセンス評価2017
- Author(s)
  秩父重英，小島一信，嶋紘平，高島信也，江戸雅晴，上野勝典，石橋章司，上殿明良
- Organizer
  2017年第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-17H04809
[Presentation] Origin and properties of intrinsic Shockley-Read-Hall nonradiative recombination centers in GaN2017
- Author(s)
  S. F. Chichibu, K. Kojima, H. Ikeda, K. Fujito, S. Takashima, M. Edo, K. Ueno, M. Shimizu, T. Takahashi, S. Ishibashi, and A. Uedono
- Organizer
  29th International Conference on Defects in Semiconductors (ICDS2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Optical and defect characteristics of m-plane Al1-xInxN epitaxial nanostructures2017
- Author(s)
  S. F. Chichibu, K. Kojima, and A. Uedono
- Organizer
  8th Asia-Pacific Workshop on Widegap Semiconductors (APWS-2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02907
[Presentation] Role of point defects on the luminescent properties of epitaxial and ion-implanted Mg-doped GaN fabricated on a GaN substrate2017
- Author(s)
  S. F. Chichibu, K. Kojima, S. Takashima, M. Edo, K. Ueno, M. Shimizu, T. Takahashi, S. Ishibashi, and A. Uedono
- Organizer
  The 12th International Conference on Nitride Semiconductors (ICNS-12)
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] マクロステップを有するc面AlGaN量子井戸発光ダイオード構造の発光特性2017
- Author(s)
  小島一信,長澤陽祐,平野光,一本松正道,本田善央,天野浩,赤崎勇,秩父重英
- Organizer
  2017年春季応用物理学会
- Place of Presentation
  横浜国際平和会議場（神奈川県横浜市）
- Year and Date
  2017-03-17
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 時間分解ルミネッセンス法によるGaNのキャリア寿命の評価2016
- Author(s)
  秩父重英，小島一信，上殿明良
- Organizer
  日本学術振興会先端ナノデバイス・材料テクノロジー第151委員会研究会
- Place of Presentation
  早稲田大学（東京都新宿区）
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] High Quality Bulk GaN Crystal Grown by Acidic Ammonothermal Method2016
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R. Kayano, T. Ishiguro, and S. F. Chichibu
- Organizer
  9th International Conference on High Temperature Ceramic Matrix Composites (HTCMC-9) and Global Forum on Advanced Materials and Technologies for Sustainable Development (GFMAT 2016)
- Place of Presentation
  Toronto, Canada
- Year and Date
  2016-06-26
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Defect-resistant emission properties of nonpolar m-plane Al1-xInxN epilayers for deep-ultraviolet to visible polarized-light-emitting vacuum fluorescent display devices2016
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Organizer
  International Workshop on Nitride Semiconductors 2016 (IWN2016)
- Place of Presentation
  Orland, USA
- Year and Date
  2016-10-02
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] High quality bulk GaN crystal grown by acidic ammonothermal method2016
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R. Kayano, T. Ishiguro, S. F. Chichibu
- Organizer
  SPIE Photonics West (OPTO)
- Place of Presentation
  San Francisco, USA
- Year and Date
  2016-02-13
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 酸性アモノサーマル法による高品位バルクGaN 結晶成長2016
- Author(s)
  斉藤真，包全喜，栗本浩平，冨田大輔，小島一信，鏡谷勇二，茅野林造，石黒徹，秩父重英
- Organizer
  第145回結晶工学分科会研究会
- Place of Presentation
  名古屋大学，名古屋市
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Defect-resistant luminescent probability of m-plane AlInN alloy films for deep ultraviolet and visible polarized light-emitters2016
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Organizer
  European Materials Research Society, 2016 Fall Meeting
- Place of Presentation
  Warsaw, Poland
- Year and Date
  2016-09-19
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] High Quality Bulk GaN Crystal Grown by Acidic Ammonothermal Method2016
- Author(s)
  Q. Bao, M. Saito, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R. Kayano, T. Ishiguro and S. F. Chichibu
- Organizer
  The 43rd International Symposium on Compound Semiconductors (ISCS 2016)
- Place of Presentation
  富山国際会議場（石川県富山市）
- Year and Date
  2016-06-26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Quantification of absolute value of quantum efficiency of radiation in ZnO single crystals using an integrating sphere2016
- Author(s)
  K. Kojima, T. Harada, A. Tsukazaki, and S. F. Chichibu
- Organizer
  The 9th International Workshop on ZnO and Related Materials (IWZnO2016)
- Place of Presentation
  Taipei, Taiwan
- Year and Date
  2016-10-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 高品質窒化物半導体の光学特性2016
- Author(s)
  小島一信，秩父重英
- Organizer
  真空ナノエレクトロニクス158委員会 3月定期研究会
- Place of Presentation
  機械振興会館（東京都）
- Year and Date
  2016-03-04
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Defect-resistant emission properties of nonpolar m-plane Al1-xInxN epilayers for deep-ultraviolet to visible polarized-light-emitting vacuum fluorescent display devices2016
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Organizer
  International Workshop on Nitride Semiconductors 2016 (IWN2016)
- Place of Presentation
  Orland, Florida, USA
- Year and Date
  2016-10-02
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] Quantifying absolute value of quantum efficiency of radiation in high quality GaN single crystals2016
- Author(s)
  K. Kojima, T. Ohtomo, M. Saito, H. Ikeda, K. Fujito, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors 2016 (IWN2016)
- Place of Presentation
  Orland, USA
- Year and Date
  2016-10-02
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Recombination dynamics of hot carriers excited in a highly-doped m-plane GaN single crystal2016
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu
- Organizer
  The 17th international conference of the physics of light-matter coupling in nanostructures (PLMCN-17)
- Place of Presentation
  Todaiji culture center, Nara, Japan
- Year and Date
  2016-03-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 自立GaN基板上m面Al1-xInxNエピタキシャル薄膜の発光特性(Ⅳ)2016
- Author(s)
  秩父重英，小島一信，山崎芳樹，佐藤義孝，上殿明良
- Organizer
  2016年第63回応用物理学会春季学術講演会
- Place of Presentation
  東京工業大学（東京都）
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] Metalorganic vapor phase epitaxy of pseudomorphic m-plane Al1-xInxN alloy films on a low defect density m-plane GaN substrate2016
- Author(s)
  S. F. Chichibu, K. Kojima, Y. Yamazaki, and K. Furusawa
- Organizer
  The 18th International Conference on Crystal Growth and Epitaxy (ICCGE-18)
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-08-07
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 酸性アモノサーマル法による高品位バルクGaN結晶の高速成長2016
- Author(s)
  栗本浩平，包全喜，斉藤真，茅野林造，小島一信，石黒徹，秩父重英
- Organizer
  日本金属学会2016年春季大会
- Place of Presentation
  東京理科大学（東京都）
- Year and Date
  2016-03-23
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] High Quality Bulk GaN Crystal Grown by Acidic Ammonothermal Method2016
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R.Kayano, T. Ishiguro, and S. F. Chichibu
- Organizer
  The 18th International Conference on Crystal Growth and Epitaxy (ICCGE-18)
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-08-07
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 高品質GaN単結晶の絶対輻射量子効率測定2016
- Author(s)
  小島一信，大友友美，斉藤真，池田宏隆，藤戸健史，秩父重英
- Organizer
  2016年第63回応用物理学会春季学術講演会
- Place of Presentation
  東京工業大学（東京都）
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Defect-resistant luminescent probability of m-plane AlInN alloy films for deep ultraviolet and visible polarized light-emitters2016
- Author(s)
  S. F. Chichibu, K. Kojima, A. Uedono, and Y. Sato
- Organizer
  European Materials Research Society, 2016 Fall Meeting
- Place of Presentation
  Warsaw, Poland
- Year and Date
  2016-09-19
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-16H06427
[Presentation] 酸性アモノサーマル法による高品質GaN 結晶の育成2016
- Author(s)
  包全喜，斉藤真，栗本浩平，小島一信，山崎芳樹，冨田大輔，喬焜，鏡谷勇二，茅野林造，石黒徹，横山千昭，秩父重英
- Organizer
  化学工学会第81年会
- Place of Presentation
  関西大学（吹田市）
- Year and Date
  2016-03-13
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 高キャリア濃度n型m面GaN単結晶におけるホットキャリアの輻射再結合ダイナミクス2016
- Author(s)
  小島一信，池田宏隆，藤戸健史，秩父重英
- Organizer
  2016年第63回応用物理学会春季学術講演会
- Place of Presentation
  東京工業大学（東京都）
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] High Quality Bulk GaN Crystal Grown by Acidic Ammonothermal Method2016
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R. Kayano, T. Ishiguro, and S. F. Chichibu
- Organizer
  International Workshop on Nitride Semiconductors 2016 (IWN2016)
- Place of Presentation
  Orland, USA
- Year and Date
  2016-10-02
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 自立GaN基板上m面Al1-xInxNエピタキシャル薄膜の発光特性2016
- Author(s)
  秩父重英，小島一信，上殿明良
- Organizer
  日本結晶成長学会ナノ構造エピタキシャル成長分科会第８回窒化物半導体結晶成長講演会
- Place of Presentation
  京都大学（京都府京都市）
- Year and Date
  2016-05-09
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] 窒化物半導体の絶対輻射量子効率計測2016
- Author(s)
  小島一信，斉藤真，池田宏隆，藤戸健史，秩父重英
- Organizer
  第4回アライアンス若手研究交流会
- Place of Presentation
  北海道大学（北海道札幌市）
- Year and Date
  2016-11-09
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Metalorganic vapor phase epitaxy of pseudomorphic m-plane Al1-xInxN alloy films on a low defect density m-plane GaN substrate2016
- Author(s)
  S. F. Chichibu, K. Kojima, Y. Yamazaki, and K. Furusawa
- Organizer
  The 18th International Conference on Crystal Growth and Epitaxy (ICCGE-18)
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-08-07
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] High-Quality Bulk Crystal Growth of GaN by the Ammonothermal Method in a Supercritical NH3 Using Acidic Mineralizers2015
- Author(s)
  S. F. Chichibu, M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Yamazaki, Y. Kagamitani, R. Kayano, and T. Ishiguro
- Organizer
  Workshop on Frontier Photonic and Electronic Materials and Devices - 2015 German-Japanese-Spanish Joint Workshop
- Place of Presentation
  Shirankaikan, Kyoto, Japan
- Year and Date
  2015-07-11
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Low resistivity m-plane freestanding GaN substrate with very low point defect concentration grown by hydride vapor phase epitaxy on an ammonothermal GaN seed crystal2015
- Author(s)
  K. Kojima, K. Furusawa, E. Furukawa, M. Saito, Y. Tsukada, Y. Mikawa, S. Kubo, H. Ikeda, K. Fujito, A. Uedono, and S. F Chichibu
- Organizer
  The 6th International Symposium on Growth of III-Nitrides (ISGN-6)
- Place of Presentation
  Act city Hamamatsu, Hamamatsu, Japan
- Year and Date
  2015-11-08
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] High Quality Bulk GaN Crystal Grown by Acidic Ammonothermal Method2015
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Yamazaki, Y. Kagamitani, R. Kayano, T. Ishiguro, and S. F. Chichibu
- Organizer
  The 11th International Conference on Nitride Semiconductors (ICNS-11)
- Place of Presentation
  Beijing, China
- Year and Date
  2015-08-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 酸性アモノサーマル法による高品位GaN結晶成長2015
- Author(s)
  斉藤真，包全喜，栗本浩平，冨田大輔，小島一信，鏡谷勇二，茅野林造，石黒徹，秩父重英
- Organizer
  第45回結晶成長国内会議（NCCG-45）
- Place of Presentation
  北海道大学（札幌市）
- Year and Date
  2015-10-19
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 高品質GaN単結晶における自由励起子とドナー束縛励起子の発光ダイナミクス2015
- Author(s)
  小島一信，斉藤真，池田宏隆，藤戸健史，秩父重英
- Organizer
  2015年秋季第76回応用物理学会学術講演会
- Place of Presentation
  名古屋国際会議場（名古屋市）
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Metalorganic vapor phase epitaxy and time-resolved luminescence studies of pseudomorphic m-plane Al1-xInxN epitaxial films on a low defect density m-plane GaN substrate2015
- Author(s)
  S. F. Chichibu, K. Kojima, Y. Yamazaki, K. Furusawa, H. Ikeda, and K. Fujito
- Organizer
  The 6th International Symposium on Growth of III-Nitrides (ISGN-6)
- Place of Presentation
  Hamamatsu, Japan
- Year and Date
  2015-11-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] 酸性アモノサーマル法による高品位GaN高速育成2015
- Author(s)
  斉藤真，包全喜，栗本浩平，冨田大輔，小島一信，山崎芳樹，鏡谷勇二，茅野林造，石黒徹，秩父重英
- Organizer
  2015年秋季第76回応用物理学会学術講演会
- Place of Presentation
  名古屋国際会議場（名古屋市）
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 酸性アモノサーマル法合成GaN種結晶上にハイドライド気相エピタキシャル成長させたm面自立GaN基板の電気的・光学的特性2015
- Author(s)
  小島一信，塚田悠介，古川えりか，斉藤真，三川豊，久保秀一，池田宏隆，藤戸健史，上殿明良，秩父重英
- Organizer
  2015年秋季第76回応用物理学会学術講演会
- Place of Presentation
  名古屋国際会議場（名古屋市）
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Spectroscopic ellipsometry studies on the m-plane Al1-xInxN epilayers grown by metalorganic vapor phase epitaxy on a freestanding GaN substrate2015
- Author(s)
  K. Kojima, D. Kagaya, Y. Yamazaki, H. Ikeda, K. Fujito, and S. F Chichibu
- Organizer
  The 6th International Symposium on Growth of III-Nitrides
- Place of Presentation
  Beijin, China
- Year and Date
  2015-08-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] 酸性鉱化剤を用いたアモノサーマル法によるバルクGaN結晶成長2015
- Author(s)
  秩父重英，斉藤真，包全喜，栗本浩平，冨田大輔，小島一信，鏡谷勇二，茅野林造，石黒徹
- Organizer
  化学工学会反応工学部会CVD反応分科会主催第24回シンポジウム
- Place of Presentation
  早稲田大学（東京都）
- Year and Date
  2015-12-01
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Time-resolved and spatially-resolved luminescence studies on ultraviolet to green luminescence peaks of m-plane Al1-xInxN epilayers grown on a low defect density m-plane GaN substrate2015
- Author(s)
  S. F. Chichibu, K. Kojima, Y. Yamazaki, K. Furusawa, H. Ikeda, and K. Fujito
- Organizer
  The 11th International Conference on Nitride Semiconductors (ICNS-11)
- Place of Presentation
  Beijin, China
- Year and Date
  2015-08-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K13344
[Presentation] 酸性アモノサーマル法合成GaN種結晶上にハイドライド気相エピタキシャル成長させたm面自立GaN基板の電気的・光学的特性2015
- Author(s)
  小島一信，塚田悠介，古川えりか，斉藤真，三川豊，久保秀一，池田宏隆，藤戸健史，上殿明良，秩父重英
- Organizer
  電子情報通信学会レーザ・量子エレクトロニクス研究会（LQE）
- Place of Presentation
  大阪市立大（大阪市）
- Year and Date
  2015-11-26
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] High Quality Bulk GaN Crystal Grown by Acidic Ammonothermal Method2015
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Kagamitani, R. Kayano, T. Ishiguro, and S. F. Chichibu
- Organizer
  The 6th International Symposium on Growth of III-Nitrides (ISGN-6)
- Place of Presentation
  Act city Hamamatsu, Hamamatsu, Japan
- Year and Date
  2015-11-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 非極性面窒化物半導体の光学特性に関する理論的検討2011
- Author(s)
  小島一信, 山口敦史, 船戸充, 川上養一, 野田進
- Organizer
  第3回窒化物半導体結晶成長講演会
- Place of Presentation
  九州大学(福岡県春日市)(招待講演予定)
- Year and Date
  2011-06-17
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] A new simple theoretical approach to analyze optical polarization properties in semipolar and nonpolar InGaN quantum wells2011
- Author(s)
  A.A.Yamaguchi, K.Kojima
- Organizer
  5th Asia-Pacific Workshop on Widegap Semiconductors (APWS-2011)
- Place of Presentation
  鳥羽国際ホテル(三重県鳥羽市)(招待講演予定)
- Year and Date
  2011-05-25
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] 非極性InGaN量子井戸における偏光特性の既報告実験データの統一的解釈2010
- Author(s)
  山口敦史、小島一信
- Organizer
  応用物理学会(2010年秋季)
- Place of Presentation
  長崎大学(長崎市)
- Year and Date
  2010-09-14
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] Influence of inhomogeneous broadening for gain polarization switching in green semipolar InGaN quantum wells2010
- Author(s)
  K.Kojima, A.A.Yamaguchi, M.Funato, Y.Kawakami, S.Noda
- Organizer
  International Workshop on Nitride semiconductors (IWN2010)
- Place of Presentation
  タンパ(米国)
- Year and Date
  2010-09-19
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] 非極性InGaN量子井戸における偏光特性(擬立方晶近似が成立しない場合)2010
- Author(s)
  山口敦史、小島一信
- Organizer
  2010年春期第57回応用物理学関係連合講演会
- Place of Presentation
  東海大学(神奈川県)
- Year and Date
  2010-03-18
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] 非極性InGaN量子井戸における偏光特性の既報告実験データの統一的解釈2010
- Author(s)
  山口敦史、小島一信
- Organizer
  東北大学多元物質科学研究所窒化物ナノ・エレクトロニクス材料研究センター講演会「GaN系プラネットコンシャスデバイス・材料の現状」
- Place of Presentation
  東北大学(仙台市)
- Year and Date
  2010-11-04
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] Impact of Nonpolar Plane for Deep Ultraviolet Laser Diodes Based on AlGaN/AlN Quantum Wells2010
- Author(s)
  K.Kojima, A.A.Yamaguchi, M.Funato, Y.Kawakami, S.Noda
- Organizer
  The 22nd IEEE International Semiconductor Laser Conference (ISLC 2010)
- Place of Presentation
  ANAホテル(京都市)
- Year and Date
  2010-09-26
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] 非極性面InGaN量子井戸における不均一広がりと偏光の関係2010
- Author(s)
  小島一信、山口敦史、船戸充、川上養一、野田進
- Organizer
  2010年春期第57回応用物理学関係連合講演会
- Place of Presentation
  東海大学(神奈川県)
- Year and Date
  2010-03-18
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] A Comprehensive Understanding of Previously-Reported Polarization Properties in Nonpolar and Semipolar InGaN Quantum Wells2010
- Author(s)
  A.A.Yamaguchi, K.Kojima
- Organizer
  International Workshop on Nitride semiconductors (IWN2010)
- Place of Presentation
  タンパ(米国)
- Year and Date
  2010-09-19
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] 無極性AlGaN/AlN量子井戸の光学特性に関する理論検討2010
- Author(s)
  小島一信, 山口敦史, 船戸充, 川上養一, 野田進
- Organizer
  応用物理学会(2010年秋季)
- Place of Presentation
  長崎大学(長崎市)
- Year and Date
  2010-09-14
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] 非極性InGaN量子井戸における偏光特性の既報告実験データの統一的解釈2010
- Author(s)
  山口敦史、小島一信
- Organizer
  電子情報通信学会レーザ・量子エレクトロニクス研究会
- Place of Presentation
  大阪大学(大阪市)
- Year and Date
  2010-11-11
- Data Source
  KAKENHI-PUBLICLY-21016006
[Presentation] m面GaN基板上に成長したAl1-xInxNエピタキシャル薄膜の偏光特性
- Author(s)
  小島一信，池田宏隆，藤戸健史，秩父重英
- Organizer
  2014年秋季第75回応用物理学会学術講演会
- Place of Presentation
  札幌市
- Year and Date
  2014-09-17 – 2014-09-20
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] A Strategy to Improve the Emission Efficiency of Si-Doped AlGaN Multiple Quantum Wells by Out-of-Plane Compositional Modulations
- Author(s)
  Y. Yamazaki, K. Furusawa, K. Kojima, K. Nakahama, H. Miyake, K. Hiramatsu, and S. F. Chichibu
- Organizer
  2014 Materials Research Society Fall Meeting
- Place of Presentation
  ボストン
- Year and Date
  2014-11-30 – 2014-12-05
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 混晶組成変調によるSi添加AlGaN多重量子井戸の発光効率向上
- Author(s)
  山崎芳樹，古澤健太郎，小島一信，中濵和大，三宅秀人，平松和政，秩父重英
- Organizer
  2014年秋季第75回応用物理学会学術講演会
- Place of Presentation
  札幌市
- Year and Date
  2014-09-17 – 2014-09-20
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] m面Al1-xInxN 薄膜の分光エリプソメトリーによる評価
- Author(s)
  加賀谷大樹，山崎芳樹，池田宏隆，藤戸健史，小島一信，秩父重英
- Organizer
  2015年春季第62回応用物理学関係連合講演会
- Place of Presentation
  平塚市
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 酸性アモノサーマル法による高品位GaN高速育成
- Author(s)
  斉藤真，包全喜，栗本浩平，冨田大輔，小島一信，山崎芳樹，鏡谷勇二，茅野林造，喬焜，石黒徹，横山千昭，秩父重英
- Organizer
  2014年秋季第75回応用物理学会学術講演会
- Place of Presentation
  札幌市
- Year and Date
  2014-09-17 – 2014-09-20
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] フェムト秒集束パルス電子線を用いた特異構造界面の発光ダイナミクス解析
- Author(s)
  秩父重英，石川陽一，山崎芳樹，小島一信
- Organizer
  2014年秋季第75回応用物理学会学術講演会
- Place of Presentation
  札幌市
- Year and Date
  2014-09-17 – 2014-09-20
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 水熱合成ZnO ターゲットを用いたZnO 薄膜のヘリコン波励起プラズマスパッタエピタキシー(4)：遷移金属不純物に関する考察
- Author(s)
  岩橋咲弥，山崎芳樹，小島一信，古澤健太郎，上殿明良，秩父重英
- Organizer
  2015年春季第62回応用物理学関係連合講演会
- Place of Presentation
  平塚市
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 酸性アモノサーマル法によるGaN結晶育成に及ぼす圧力の効果
- Author(s)
  栗本浩平，包全喜，斉藤真，冨田大輔，伊藤みずき，山崎芳樹，小島一信，鏡谷勇二，茅野林造，石黒徹，秩父重英
- Organizer
  2015年春季第62回応用物理学関係連合講演会
- Place of Presentation
  平塚市
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] High Quality and High Rate Bulk GaN Crystal Growth by Acidic Ammonothermal Method
- Author(s)
  M. Saito, Q. Bao, K. Kurimoto, D. Tomida, K. Kojima, Y. Yamazaki, Y. Kagamitani, R. Kayano, K. Qiao, T. Ishiguro, C. Yokoyama, and S. F. Chichibu
- Organizer
  2014 Materials Research Society Fall Meeting
- Place of Presentation
  ボストン
- Year and Date
  2014-11-30 – 2014-12-05
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Optical characteristics of nonpolar and semipolar nitride heterostructures
- Author(s)
  K. Kojima, Y. Yamazaki, and S. F. Chichibu
- Organizer
  2nd Intensive Discussion on Growth of Nitride Semiconductors
- Place of Presentation
  仙台市
- Year and Date
  2014-10-30 – 2014-10-31
- Invited
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 自立GaN基板上m面Al1-xInxNエピタキシャル薄膜の発光特性(III)
- Author(s)
  小島一信，池田宏隆，藤戸健史，秩父重英
- Organizer
  2015年春季第62回応用物理学関係連合講演会
- Place of Presentation
  平塚市
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Optical Polarization Properties of Al1-xInxN Epilayers Grown on m-Plane Freestanding GaN Substrates
- Author(s)
  K. Kojima, H. Ikeda, K. Fujito, and S. F. Chichibu
- Organizer
  2014 Materials Research Society Fall Meeting
- Place of Presentation
  ボストン
- Year and Date
  2014-11-30 – 2014-12-05
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] 水熱合成ZnOターゲットを用いたZnO薄膜のヘリコン波励起プラズマスパッタエピタキシー(3)：浅い不純物に関する考察
- Author(s)
  山崎芳樹，古澤健太郎，岩橋咲弥，小島一信，秩父重英
- Organizer
  2015年春季第62回応用物理学関係連合講演会
- Place of Presentation
  平塚市
- Year and Date
  2015-03-11 – 2015-03-14
- Data Source
  KAKENHI-PROJECT-26706003
[Presentation] Optical characteristics of deep ultraviolet nitride semiconductors with various crystal orientations
- Author(s)
  K. Kojima, A. A. Yamaguchi, M. Funato, Y. Kawakami, and S. Noda
- Organizer
  International Union of Materials Research Societies - The IUMRS International Conference in Asia 2014
- Place of Presentation
  福岡市
- Year and Date
  2014-08-24 – 2014-08-30
- Invited
- Data Source
  KAKENHI-PROJECT-26706003

1. Chichibu Shigefusa (80266907)

# of Collaborated Projects: 7 results

# of Collaborated Products: 183 results
2. 嶋紘平 (40805173)

# of Collaborated Projects: 3 results

# of Collaborated Products: 64 results
3. 原和彦 (80202266)

# of Collaborated Projects: 2 results

# of Collaborated Products: 6 results
4. 藤原康文 (10181421)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
5. 市川修平 (50803673)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
6. 舘林潤 (40558805)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. Takatori Aiko (10335185)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. OOISHI Masatsugu (30593587)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. Yoshinari Awaji (50358876)

# of Collaborated Projects: 1 results

# of Collaborated Products: 12 results
10. Nakano Takayuki (00435827)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
11. TANIGUCHI Takashi (80354413)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 山口敦史 (60449428)

# of Collaborated Projects: 1 results

# of Collaborated Products: 14 results
13. 山崎芳樹 (20730352)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
14. 中須大蔵 (40801254)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
15. 谷川智之 (90633537)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
16. 吉田悠来 (50573036)

# of Collaborated Projects: 1 results

# of Collaborated Products: 12 results
17. 青木徹 (10283350)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
18. 井上翼 (90324334)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
19. 本田善央 (60362274)

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results
20. 町田友樹 (00376633)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. 山田貴壽 (30306500)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. 宮川仁 (40552667)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. 林好一 (20283632)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. 佐藤和則 (60379097)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. KAI Youichirou

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. SHIOMI Shohei

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
27. ISHIBASHI Shoji

# of Collaborated Projects: 0 results

# of Collaborated Products: 4 results
28. YUSA Go

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
29. KANGAWA Yoshihiro

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
30. 上殿明良

# of Collaborated Projects: 0 results

# of Collaborated Products: 5 results

Kojima Kazunobu 小島 一信

小島 一信 コジマ カズノブ

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Realization of a method to visualize the distribution of threading dislocations and point defects in semiconductor crystalsPrincipal Investigator

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Quantification of the point defect concentration in gallium nitride based on measurement of the absolute quantum efficiency of radiationPrincipal Investigator

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Realization of high-power and high-efficiency light-emitting devices based on AlInNPrincipal Investigator

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Exploring optoelectronic nanostructures for the enhancement and inhibitation of luminescencePrincipal Investigator

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Kojima Kazunobu 小島一信

小島一信コジマカズノブ

[Journal Article] 窒化アルミニウムガリウム深紫外発光ダイオードを用いたギガビット級ソーラーブラインド光無線通信2020