OTANI Naoki 大谷直毅

… Alternative Names

大谷直毅オオタニナオキ

Ohtani Naoki 大谷直毅

OHTANI Naoki 大谷直毅

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Researcher Number	80359067
Other IDs	https://orcid.org/0000-0003-4676-2118
Affiliation (Current)	2025: 同志社大学, 理工学部, 教授
Affiliation (based on the past Project Information) *help	2023: 同志社大学, 理工学部, 教授 2013 – 2018: 同志社大学, 理工学部, 教授 2011: 同志社大学, 理工学部, 教授 2009 – 2010: 同志社大学, 理工学部, 准教授 2007: Doshisha University, Faculty of Engineering, Associate Professor 2006: 同志社大学, 工学部, 助教授
Review Section/Research Field	Principal Investigator Electron device/Electronic equipment / Basic Section 21050:Electric and electronic materials-related / Applied optics/Quantum optical engineering
Keywords	Principal Investigator 発光ダイオード / カラムクロマトグラフィ / 蛍光寿命 / 抗酸化作用 / カロテノイド / 有機EL / 量子井戸 / 結晶構造 / 希土類ー窒化炭素ハイブリッド / 蛍光材料 … More / 光触媒効果による水分解 / 分散溶媒 / バインダー材 / 発光効率 / テルビウム / ユウロピウム / 希土類 / 窒化炭素 / 光物性 / 電子・電気材料 / 電子デバイス・機器 / 天然色素 / アオダモ / ほうれん草 / クロマトグラフィー / アントシアニン / 色素増感太陽電池 / 植物色素 / Quantum wells / Effective mass / Oreanic LEDs / キャリア輸送 / PCA / 薄膜 / 高分子蛍光材料 / 紫外 / 紫外線 / 有効質量 / 植物の蛍光色素 / 動作寿命の改善 / 発光効率の改善 / カラムクロマトグラフィー / クロロフィル / 単離精製 / 発光の長寿命化 / βカロテン / ナノチューブ / 第一原理計算 / ウエットエッチング / レーザ発振 / ホトルミネッセンス / ウエットプロセス / FD-TDシミュレーション / 量子ドット / マイクロチューブ Less

Evaluation of crystal structure and optical properties of light-emitting materials of three primary colors by rare earths-doped carbon nitridePrincipal Investigator
- Principal Investigator
  
  大谷直毅
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 21050:Electric and electronic materials-related
- Research Institution
  Doshisha University
Improvement of organic light-emitting diodes using natural carotenoids extracted from plantsPrincipal Investigator
- Principal Investigator
  
  Ohtani Naoki
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Electron device/Electronic equipment
- Research Institution
  Doshisha University
Fabrication of organic light-emitting diodes using natural pigments extracted from plantsPrincipal Investigator
- Principal Investigator
  
  Ohtani Naoki
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Electron device/Electronic equipment
- Research Institution
  Doshisha University
Development of high efficient semiconductor microtube-lasers containing micro-ring resonatorsPrincipal Investigator
- Principal Investigator
  
  OHTANI Naoki
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Applied optics/Quantum optical engineering
- Research Institution
  Doshisha University
Research on novel organic nano-optical materials operating in invisible wavelength regionsPrincipal Investigator
- Principal Investigator
  
  OHTANI Naoki
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Electron device/Electronic equipment
- Research Institution
  Doshisha University

[Journal Article] Fabrication of sodium-doped graphitic carbon nitride for photoelectrochemical water splitting into hydrogen2024
- Author(s)
  Yuhei Kurita, Mizuki Aoki, Naoki Ohtani
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 63 Issue: 1 Pages: 01SP30-01SP30
- DOI
  10.35848/1347-4065/acff00
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03945
[Journal Article] Preparation of red fluorescent materials for solution process using europium-doped benzoguanamine2024
- Author(s)
  T. Niimi, H. Takemura, and N. Ohtani
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 63 Issue: 2 Pages: 02SP17-02SP17
- DOI
  10.35848/1347-4065/ad07ea
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03945
[Journal Article] Improved light emission properties and operation lifetime of multi-layered organic light-emitting diodes using dyes extracted from spinach2015
- Author(s)
  Y. Nishida and N. Ohtani
- Journal Title
  
  International Journal of Innovation in Science and Mathematics
  
  Volume: 3 Pages: 168-170
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25420348
[Journal Article] 超高密度量子ドット作製技術2009
- Author(s)
  大谷直毅
- Journal Title
  
  未来材料
  
  Volume: Vol.9, No.7 Pages: 26-31
- Data Source
  KAKENHI-PROJECT-21560047
[Journal Article] Electric field dependence of electroluminescence in organic multiple quantum wells2008
- Author(s)
  T. Yamamoto, M. Murata, M. Haishi, T. Ando, N. Ohtani
- Journal Title
  
  Journal of Physics Vol.109
  
  Pages: 12036-12036
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18560354
[Journal Article] Evaluation of subband energy in TPD/DCM organic multiple quantum wells2008
- Author(s)
  T. Yamamoto, M. Murata, M. Haishi, T. Ando, N. Ohtani
- Journal Title
  
  Proceedings of SPIE-The International Society for Optical Engineering Vol.6984
  
  Pages: 698408-698408
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18560354
[Journal Article] Electric field dependence of electroluminescence in organic multiple quantum wells2008
- Author(s)
  T.Yamamoto, M.Murata, M.Haishi, T.Ando, and N.Ohtani
- Journal Title
  
  Journal of Physics 109
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560354
[Journal Article] Evaluation of subband energy in TPD/DCM organic multiple quantum wells2008
- Author(s)
  T.Yamamoto, M.Murata, M.Haishi, T.Ando, and N.Ohtani
- Journal Title
  
  Proceedings of SPIE-The International Society for Optical Engineering 6984
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560354
[Journal Article] Improvement of radiative efficiency and wavelength-tuning by TPD-doping in organic light emitting diode using Poly[methylmethacrylate-co-(7-(4-trifluoromethyl)coumarin acrylamide)](PCA)2008
- Author(s)
  M.Haishi, T.Yamamoto, M.Murata, and N.Ohtani
- Journal Title
  
  Journal of Physics 2008
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560354
[Journal Article] Improvement of radiative efficiency and wavelength-tuning by TPD-doping in organic light emitting diode using Poly [methylmethacrylate-co.(7-(4-trifluoromethyl) coumarin acrylamide)](PCA)2008
- Author(s)
  M. Haishi, T. Yamamoto, M. Murata, N. Ohtani
- Journal Title
  
  Journal of Physics Vol.109
  
  Pages: 12011-12011
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18560354
[Journal Article] Poly[methylmethacrylate-co- (7- (4-trifluoromethly) coumarin acryl amide)]を用いたOLEDの作製2007
- Author(s)
  拝師基希, 山本貴之, 細川剛, 大谷直毅
- Journal Title
  
  2007年春季第54回応用物理学関係連合講演会 29p-P7-4
  
  Pages: 1384-1384
- Data Source
  KAKENHI-PROJECT-18560354
[Presentation] 窒化炭素とテルビウムを用いる新規蛍光錯体の最適混合比の検討2024 年秋季第 71 回応用物理学会春季学術講演会2024
- Author(s)
  竹村春輝，新美尚広，大谷直毅
- Organizer
  2024 年秋季第 71 回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] 窒化炭素とテルビウムを用いる新規蛍光錯体の作製2023
- Author(s)
  竹村春輝，新美尚広，大谷直毅
- Organizer
  2023 年第 84 回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] Synthesis of Eu Complexes with Dibenzoylmethane and 2,2’-bipyridyl Ligands and Preparation of Luminescent Thin Films by Wet-process2023
- Author(s)
  H. Ueda, S. Kanagawa, K. Suyama, and N. Ohtani
- Organizer
  2023 International Display Workshops (IDW’23)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] ジベンゾイルメタンと 2,2’-ビピリジルを配位子とした Eu 錯体の合成と塗布法による発光薄膜の作製2023
- Author(s)
  上田英明，大谷直毅
- Organizer
  第 39 回希土類討論会
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] Preparation of dispersible carbon nitride powder and fabrication of its thin films by wet-process2023
- Author(s)
  S. Minato, H. Nagata, M. Matsuda, and N. Ohtani
- Organizer
  2023 KJF International Conference on Organic Materials for Electronics and Photonics (KJF- ICOMEP 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] β-ジケトンを主配位子としたユーロピウム錯形成による赤色蛍光材料の作製2023
- Author(s)
  金川晟也，陶山航希，上田英明，大谷直毅
- Organizer
  2023 年第 84 回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] Preparation of red fluorescent materials for solution process using europium-doped benzoguanamine2023
- Author(s)
  T. Niimi, H. Takemura, and N. Ohtani
- Organizer
  he 9th In- ternational Symposium on Organic and Inorganic Electronic Materials and Related Nan- otechnologies (EM-NANO2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] Ca(OH)2 を添加したグラファイト状窒化炭素の光触媒性能改善2023
- Author(s)
  青木瑞稀, 栗田雄平，大谷直毅
- Organizer
  2023 年第 84 回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] テルビウム配位高分子の作製とスピンコート法による発光薄膜の作製2023
- Author(s)
  陶山航希，金川晟也，上田英明，大谷直毅
- Organizer
  2023 年第 84 回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] Fabrication of sodium-doped graphitic carbon ni- tride for photoelectrochemical water splitting into hydrogen2023
- Author(s)
  Y. Kurita, M. Aoki, and N. Ohtani
- Organizer
  he 9th In- ternational Symposium on Organic and Inorganic Electronic Materials and Related Nan- otechnologies (EM-NANO2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03945
[Presentation] Photoluminescence properties of emissive polymer MEH-PPV affected by antioxidant effect of natural beta-carotene extracted from spinach2019
- Author(s)
  Y. Magata, S. Imada, and N. Ohtani
- Organizer
  The 7th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Study of isolation method of green fluorescent pigments contained in cherry tomatoes using column chromatography2019
- Author(s)
  A. Noma and N. Ohtani
- Organizer
  The 7th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Separation of blue fluorescent pigments contained in Fraxinus lanuginosa f. serrata using reverse-phase column chromatography and investigation of luminescent properties2019
- Author(s)
  T. Ohtsu, Y. Kinou, and N. Ohtani
- Organizer
  The 7th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Natural dye-sensitized solar cells containing anthocyanin dyes extracted from frozen blueberry using column chromatography method2018
- Author(s)
  A. Mizuno, G. Yamada, and N. Ohtani
- Organizer
  the 7th World Conference on Photovoltaic Energy Conversion
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] 高分子蛍光材料の発光特性におけるβカロテン混合の影響2018
- Author(s)
  今田駿，大谷直毅
- Organizer
  2018年秋季第79回応用物理学会学術講演会
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Study on extraction method of blue emissive pigments contained in fraxinus lanuginose2018
- Author(s)
  Y. Kinou and N. Ohtani
- Organizer
  International Conference on Organic Materials for Electronics and Photonics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] アオダモに含まれる青色蛍光色素の抽出方法と発光特性の検討2018
- Author(s)
  貴納悠介，大谷直毅
- Organizer
  2018年秋季第79回応用物理学会学術講演会
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Modulation of photoluminescence properties of emissive polymers induced by mixing of β-carotene2018
- Author(s)
  S. Imada, B. Diodoro, and N. Ohtani
- Organizer
  International Conference on Organic Materials for Electronics and Photonics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Antioxidant effect of β-carotene and lutein isolated and purified from spinach on photoluminescence lifetime of organic emissive materials2017
- Author(s)
  Shun Imada, Takato Ito, and Naoki Ohtani
- Organizer
  6th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2017)
- Place of Presentation
  AOSSA、福井県、福井市
- Year and Date
  2017-06-18
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Antioxidant effect of β-carotene and lutein isolated and purified from spinach on photoluminescence lifetime of organic emissive materials2017
- Author(s)
  S. Imada, T. Ito, and N. Ohtani
- Organizer
  The 6th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Blue-color photoluminescence from natural pigments extracted from Fraxinus lanuginosa2017
- Author(s)
  Y. Kinou and N. Ohtani
- Organizer
  The 6th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Blue-color photoluminescence from natural pigments extracted from fraxinus lanuginosa2017
- Author(s)
  Yusuke Kinou and Naoki Ohtani
- Organizer
  6th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2017)
- Place of Presentation
  AOSSA、福井県、福井市
- Year and Date
  2017-06-18
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] アオダモに含まれる青色蛍光色素の抽出方法と発光特性の検討2017
- Author(s)
  貴納悠介，大谷直毅
- Organizer
  2017年秋季第78回応用物理学会学術講演会
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] MDMO-PPV の発光スペクトルに対するβカロテン混合の影響2016
- Author(s)
  伊藤嵩人, 大谷直毅
- Organizer
  2016年秋季第77回応用物理学会学術講演会
- Place of Presentation
  朱鷺メッセ、新潟県、新潟市
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-16K06322
[Presentation] Evaluation of Antioxidant Effect of Carotenoids on Photoluminescence Lifetime of Chlorophyll a Extracted from Spinach Using Column Chromatography Method2015
- Author(s)
  T. Ito, A. Emoto, and N. Ohtani
- Organizer
  5th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2015)
- Place of Presentation
  新潟市
- Year and Date
  2015-06-16
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] Fabrication of organic light-emitting diodes and dye-sensitized solar cells using pigments extracted from plants2015
- Author(s)
  N. Ohtani
- Organizer
  2015 International Electron Devices and Materials Symposium (IEDMS 2015)
- Place of Presentation
  台南市、台湾
- Year and Date
  2015-11-19
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] Evaluation of Antioxidant Effect of Carotenoids Extracted from Spinach Using Column Chromatography Method for Improving Photoluminescence Lifetime of Organic Emissive Materials2015
- Author(s)
  T. Ito, A. Emoto, and N. Ohtani
- Organizer
  2015 KJF International Conference on Organic Materials for Electronics and Photonics (KJF-ICOMEP 2015)
- Place of Presentation
  Jesu island, South Korea
- Year and Date
  2015-09-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] Improved light emission properties and operation lifetime of multi-layered organic light-emitting diodes using dyes extracted from spinach2014
- Author(s)
  Y. Nishida and N. Ohtani
- Organizer
  8th International Symposium on Organic Molecular Electronics (ISOME 2014)
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] Evaluation of antioxidant effect of carotenoid extracted from plants on the operating lifetime of organic light-emitting diodes2013
- Author(s)
  Y. Nishida and N. Ohtani
- Organizer
  4th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2013)
- Place of Presentation
  金沢
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] トマトからの色素抽出と有機発光素子への応用の検討2013
- Author(s)
  片野雄介,　西田雄亮,　大谷直毅
- Organizer
  第11回薄膜材料デバイス研究会
- Place of Presentation
  京都
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] 植物を用いて作製した有機発光ダイオードの発光強度の改善2013
- Author(s)
  西田雄亮, 大谷直毅
- Organizer
  2013年秋季第74回応用物理学会学術講演会
- Place of Presentation
  京都
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] Fabrication and photoluminescence properties of semiconductor microtubes separated from substrates like bridge structures2012
- Author(s)
  Y. Ito, K. Akahane, M. Hosoda, and N. Ohtani
- Organizer
  5th International Conference on Optical, Optoelectronic and Photonic Materials and Applications(ICOOPMA 2012)
- Place of Presentation
  奈良
- Year and Date
  2012-06-06
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] 基板から分離した半導体マイクロチューブの作製と光学特性2011
- Author(s)
  伊藤祐輝, 西田博貴, 赤羽浩一, 細田誠, 大谷直毅
- Organizer
  第8回薄膜材料デバイス研究会
- Place of Presentation
  京都
- Year and Date
  2011-11-05
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Fabrication and photoluminescence properties of semiconductor microtubes containing stacked quantum dots2011
- Author(s)
  Y.Ito, H.Nishida, K.Akahane, M.Hosoda, N.Ohtani
- Organizer
  15th International Symposium on the Physics of Semiconductors and Applications (ISPSA-XV)
- Place of Presentation
  Ramada Plaza Jeju Hotel(韓国・済州島)
- Year and Date
  2011-07-06
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Fabrication and photoluminescence properties of semiconductor microtubes containing stacked quantum dots2011
- Author(s)
  Y. Ito, H. Nishida, K. Akahane, M. Hosoda and N. Ohtani
- Organizer
  15th International Symposium on the Physics of Semiconductors and Applications(ISPSA-XV)
- Place of Presentation
  韓国済州島
- Year and Date
  2011-07-06
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] 積層量子ドット構造を含む半導体マイクロチューブの作製と光学特性2011
- Author(s)
  伊藤祐輝, 西田博貴, 赤羽浩一, 細田誠, 大谷直毅
- Organizer
  2011年秋季第72回応用物理学会学術講演会
- Place of Presentation
  山形大学
- Year and Date
  2011-09-02
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] 積層量子ドット構造を含む半導体マイクロチューブの作製と光学特性2011
- Author(s)
  伊藤祐輝, 西田博貴, 赤羽浩一, 細田誠, 大谷直
- Organizer
  2011年秋季第72回応用物理学会学術講演会
- Place of Presentation
  山形
- Year and Date
  2011-09-02
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] 半導体マイクロチューブの作製と光学特性2010
- Author(s)
  大谷直毅, 西田博貴, 吉川梨恵, 伊藤祐輝, 赤羽浩一, 細田誠
- Organizer
  第48回同志社大学理工学研究所研究発表会
- Place of Presentation
  京都
- Year and Date
  2010-12-02
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] 量子ドットを含む半導体マイクロチューブの作製と光学特性2010
- Author(s)
  大谷直毅, 溝口裕一朗, 吉川梨恵, 西田博貴, 赤羽浩一, 細田誠
- Organizer
  2010年春季第57回応用物理学関係連合講演会
- Place of Presentation
  東海大学
- Year and Date
  2010-03-17
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] 量子ドットを含む半導体マイクロチューブの作製と光学特性2010
- Author(s)
  大谷直毅, 溝口裕一朗, 吉川梨恵, 西田博貴, 赤羽浩一, 細田誠
- Organizer
  第57回応用物理学関係連合講演会
- Place of Presentation
  東海大学湘南キャンパス(平塚市)
- Year and Date
  2010-03-17
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Optical properties of semiconductor microtubes containing quantum wells and quantum dots2010
- Author(s)
  N. Ohtani, Y. Mizoguchi, R. Yoshikawa, H. Nishida, K. Akahane, and M. Hosoda
- Organizer
  23rd General Conference of the Condensed Matter Division of the European Physical Society(CMD23)
- Place of Presentation
  ポーランド、ワルシャワ
- Year and Date
  2010-08-30
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Optical properties of semiconductor microtubes containing quantum wells and quantum dots2010
- Author(s)
  N.Ohtani, Y.Mizoguchi, R.Yoshikawa, H.Nishida, K.Akahane, M.Hosoda
- Organizer
  23rd General Conference of the Condensed Matter Division of the European Physical Society (CMD23)
- Place of Presentation
  ポーランド、ワルシャワ大学
- Year and Date
  2010-08-30
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Influence of the number of turns and the distortion of the shape on the optical properties of semiconductor microtubes2009
- Author(s)
  Y. Mizoguchi, S. Hiratsuka, S. Takeda, S. Saravanan, M. Hosoda, and N. Ohtani
- Organizer
  14th International Conference on Modulated Semiconductor Structures(MSS14)
- Place of Presentation
  神戸
- Year and Date
  2009-07-21
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] 量子井戸マイクロチューブとその発光特性2009
- Author(s)
  細田誠, 溝口裕一郎, 大谷直毅
- Organizer
  2009年秋季第70回応用物理学会学術講演会
- Place of Presentation
  富山大学
- Year and Date
  2009-09-09
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Influence of the number of turns and the distortion of the shape on the optical properties of semiconductor microtubes2009
- Author(s)
  Y.Mizoguchi, S.Hiratsuka, S.Takeda, S.Saravanan, M.Hosoda, N.Ohtani
- Organizer
  14th International Conference on Modulated Semiconductor Structures (MSS14)
- Place of Presentation
  神戸国際会議場(神戸)
- Year and Date
  2009-07-21
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Influence of number of turns and uniformity of the internal strain distribution on the optical properties in semiconductor microtubes2009
- Author(s)
  Y.Mizoguchi, H.Nishida, R.Yoshikawa, S.Saravanan, M.Hosoda, N.Ohtani
- Organizer
  International Symposium on Advanced Nanodevices and Nanotechnology (ISANN)
- Place of Presentation
  Kaanapali, Maui, Hawaii, USA
- Year and Date
  2009-12-03
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Influence of number of turns and uniformity of the internal strain distribution on the optical properties in semiconductor microtubes2009
- Author(s)
  Y. Mizoguchi, H. Nishida, R. Yoshikawa, S. Saravanan, M. Hosoda, and N. Ohtani
- Organizer
  International Symposium on Advanced Nanodevices and Nanotechnology(ISANN)
- Place of Presentation
  米国ハワイ、マウイ島
- Year and Date
  2009-12-01
- Data Source
  KAKENHI-PROJECT-21560047
[Presentation] Wavelength-tunable organic light emitting diode using Poly[methylmethacrylate-co-(7-(4-trifluoromethyl) coumarin acrylamide)](PCA)2008
- Author(s)
  M. Haishi, T. Yamamoto, T. Hosokawa, N. Ohtani
- Organizer
  13th International Conference on Modulated Semiconductor Structures(MSS13)
- Place of Presentation
  Genova, Italy
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18560354
[Presentation] Wavelength-tunable organic light emitting diode using poly [methylmeth acrylate-co-(7-(4-trifluoromethyl)coumarin acrylamide)](PCA)2007
- Author(s)
  拝師山本、細川大谷
- Organizer
  13th International Conference on Modulated Semiconductor Structures(MSS13)
- Place of Presentation
  ジェノバ、イタリア
- Data Source
  KAKENHI-PROJECT-18560354
[Presentation] Wavelength-tunable organic light emitting diode using Poly[methylmethacrylate-co-(7-(4-trifluoromethyl)coumarin acrylamide)](PCA)2007
- Author(s)
  M.Haishi, T.Yamamoto, T.Hosokawa, and N.Ohtani
- Organizer
  13th International Conference on Modulated Semiconductor Structures(MSS13)
- Place of Presentation
  ジェノバ、イタリア
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-18560354
[Presentation] Improved light emission properties and operation lifetime of multi-layered organic light-emitting diodes using dyes extracted from spinach
- Author(s)
  Y. Nishida and N. Ohtani
- Organizer
  8th International Symposium on Organic Molecular Electronics (ISOME 2014)
- Place of Presentation
  Tokyo
- Year and Date
  2014-05-15 – 2014-05-16
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] Optical properties of pigments extracted from vegetables and application to light-emitting diodes
- Author(s)
  N. Ohtani, T. Morikawa, Y. Katano, Y. Nishida and A. Emoto
- Organizer
  25th Conference of the Condensed Matter Division of the EPS (CMD25)
- Place of Presentation
  Paris
- Year and Date
  2014-08-24 – 2014-08-29
- Data Source
  KAKENHI-PROJECT-25420348
[Presentation] Evaluation of Antioxidant Effect of Carotenoids on Photoluminescence Lifetime of Chlorophyll $a$ Extracted from Spinach Using Column Chromatography Method
- Author(s)
  T. Ito, A. Emoto and N. OHtani
- Organizer
  5th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2015)
- Place of Presentation
  Niigata
- Year and Date
  2015-06-15 – 2015-06-19
- Data Source
  KAKENHI-PROJECT-25420348

1. AKAHANE Kouichi (50359072)

# of Collaborated Projects: 2 results

# of Collaborated Products: 11 results
2. HOSODA Makoto (80326248)

# of Collaborated Projects: 1 results

# of Collaborated Products: 16 results
3. ANDO Taro (80393924)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results

OTANI Naoki 大谷 直毅

大谷 直毅 オオタニ ナオキ

Ohtani Naoki 大谷 直毅

OHTANI Naoki 大谷 直毅

Research Projects

Research Products

Co-Researchers

Evaluation of crystal structure and optical properties of light-emitting materials of three primary colors by rare earths-doped carbon nitridePrincipal Investigator

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Improvement of organic light-emitting diodes using natural carotenoids extracted from plantsPrincipal Investigator

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Fabrication of organic light-emitting diodes using natural pigments extracted from plantsPrincipal Investigator

Principal Investigator

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Research Institution

Development of high efficient semiconductor microtube-lasers containing micro-ring resonatorsPrincipal Investigator

Principal Investigator

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Research on novel organic nano-optical materials operating in invisible wavelength regionsPrincipal Investigator

Principal Investigator

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[Journal Article] Fabrication of sodium-doped graphitic carbon nitride for photoelectrochemical water splitting into hydrogen2024

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[Journal Article] Preparation of red fluorescent materials for solution process using europium-doped benzoguanamine2024

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[Journal Article] Improved light emission properties and operation lifetime of multi-layered organic light-emitting diodes using dyes extracted from spinach2015

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[Journal Article] 超高密度量子ドット作製技術2009

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[Journal Article] Electric field dependence of electroluminescence in organic multiple quantum wells2008

Author(s)

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[Journal Article] Evaluation of subband energy in TPD/DCM organic multiple quantum wells2008

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[Journal Article] Electric field dependence of electroluminescence in organic multiple quantum wells2008

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[Journal Article] Evaluation of subband energy in TPD/DCM organic multiple quantum wells2008

Author(s)

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[Journal Article] Improvement of radiative efficiency and wavelength-tuning by TPD-doping in organic light emitting diode using Poly[methylmethacrylate-co-(7-(4-trifluoromethyl)coumarin acrylamide)](PCA)2008

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Journal Title

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Data Source

OTANI Naoki 大谷直毅

大谷直毅オオタニナオキ

Ohtani Naoki 大谷直毅

OHTANI Naoki 大谷直毅

[Presentation] 窒化炭素とテルビウムを用いる新規蛍光錯体の最適混合比の検討2024 年秋季第 71 回応用物理学会春季学術講演会2024

[Presentation] ジベンゾイルメタンと 2,2’-ビピリジルを配位子とした Eu 錯体の合成と塗布法による発光薄膜の作製2023

[Presentation] β-ジケトンを主配位子としたユーロピウム錯形成による赤色蛍光材料の作製2023

[Presentation] Ca(OH)2 を添加したグラファイト状窒化炭素の光触媒性能改善2023

[Presentation] テルビウム配位高分子の作製とスピンコート法による発光薄膜の作製2023