Science and Function of Organic Amorphous Materials-An Approach from Precise Analysis of Static and Dynamic Structures-
Project/Area Number |
17205018
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Research Category |
Grant-in-Aid for Scientific Research (A)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Functional materials/Devices
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Research Institution | Kyoto University |
Principal Investigator |
KAJI Hironori Kyoto University, Institute for Chemical Research, Associate Professor (30263148)
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Co-Investigator(Kenkyū-buntansha) |
GOTO Atsushi KYOTO UNIVERSITY, Institute for Chemical Research, Assistant Professor (20335219)
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Project Period (FY) |
2005 – 2007
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Project Status |
Completed (Fiscal Year 2007)
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Budget Amount *help |
¥48,750,000 (Direct Cost: ¥37,500,000、Indirect Cost: ¥11,250,000)
Fiscal Year 2007: ¥11,440,000 (Direct Cost: ¥8,800,000、Indirect Cost: ¥2,640,000)
Fiscal Year 2006: ¥16,900,000 (Direct Cost: ¥13,000,000、Indirect Cost: ¥3,900,000)
Fiscal Year 2005: ¥20,410,000 (Direct Cost: ¥15,700,000、Indirect Cost: ¥4,710,000)
|
Keywords | Organic LEDs / Nuclear Magnetic Resonanc / Molecular Solids / Amorphous Materials |
Research Abstract |
The purpose of this project is to establish solid-state NMR methodology which enables us the detailed analysis of static and dynamic structures of organic amorphous materials. In this study, the structure analysis of organic low-molecular-weight materials and polymers including synthetic and natural rubbers was performed. Among the series of researches, we especially focused on the analysis of materials for organic light-emitting diodes (OLEDs). For a light-emitting OLED material, a clear relationship was obtained between the light-emitting properties and the isomeric states. Since the isomeric states of Alga are difficult by X-ray diffraction experiments, the results obtained in this study clearly show the validity of the structure analysis by solid-state NMR On the basis of the relationship, OLEDs were fabricated from α-Alq3, δ-Alq3, and the mixture powders of α-, γ-, and δ-Alq3 It was found that the devices fabricated from δ-Alq3 and the mixture powders exhibit higher luminescence compared to those from standard α-Alq3. For a hole-transport OLED material, the intermolecular distance was determined by solid-state NMR with a supercycle R26411 pulse sequence. This is a first example, which experimentally determines the hopping distance for the carrier transport of the OLED material.
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Report
(4 results)
Research Products
(109 results)
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[Journal Article] Relationship between Resistivity and Structure of Photosensitive Organic Silsesquioxanes by Impedance Spectroscopy and Solid-State 29Si NMR2008
Author(s)
Yasunari Kusaka, Shigeru Nakamura, Kenichi Azuma, Taku Sasaki, Takao Unate, Yasuhiro Nakatani, Akira Nakasuga, Kimihiro Matsukawa, Naoki watanabe, Hiroyoshi Naito, and Hironori Kaji
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Journal Title
Japanese Journal of Applied Physics 47
Pages: 1377-1381
Description
「研究成果報告書概要(和文)」より
Related Report
Peer Reviewed
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[Journal Article] Relationship between resistivity and structure of photosensitive organic silsesquioxanes by impedance Spectroscopy and solid-state 29Si nuclear magnetic resonance2008
Author(s)
Y., Kusaka, S., Nakamura, K., Azuma, T., Sasaki, T., Unate, Y., Nakatani, A., Nakasuga, K., Matsukawa, N., Watanabe, H., Naito, H., Kaji
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Journal Title
Jpn. J Appl. Phys 47
Pages: 1377-1381
Description
「研究成果報告書概要(欧文)」より
Related Report
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[Journal Article] Relationship between Resistivity and Structure of Photosensitive Organic Silsesquioxanes by Impedance Spectroscopy and Solid-State 29Si NMR2008
Author(s)
Yasunari Kusaka, Shigeru Nakamura, Kenichi Azuma, Taku Sasaki, Takao Unate, Yasuhiro Nakatani, Akira Nakasuga, Kimihiro Matsukawa, Naoki Watanabe, Hiroyoshi Naito, and Hironori Kaji
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Journal Title
Japanese Journal of Applied Physics 47
Pages: 1377-1381
Related Report
Peer Reviewed
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[Journal Article] Effects of Porphyrin Substituents on Film Structure and Photoelectrochemical Properties of Porphyrin/Fullerene Composite Clusters Electrophoretically Deposited on Nanostructured SnO_2 Electrodes2007
Author(s)
Hiroshi Imahori, Masahiro Ueda, Soonchul Kang, Hironobu Hayashi, Shinya Hayashi, Hironori Kaji, Shu Seki, Akinori Saeki, Seiichi Tagawa, Tomokazu Umeyama, Yoshihiro Matano, Kaname Yoshida, Seiji Isoda, Motoo Shiro, Nikolai V. Tkachenko, and Helge Lemmetyinen
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Journal Title
Chem. Eur. J 13
Pages: 10182-10193
Description
「研究成果報告書概要(和文)」より
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Peer Reviewed
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[Journal Article] Characterization of molecular orientation of stretched natural rubber by solid-state 13C NMR2007
Author(s)
H., Dohi, H., Kimura, M., Kotani, T., Matsunaga, K., Yamauchi, H., Kaji, T., Asakura
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Journal Title
Polym. J 39
Pages: 502-503
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] Effects of porphyrin substituents on film structure and photoelectrochemical properties of porphyrin/fullerene composite clusters electrophoretically deposited on nanostructured SnO2 electrodes2007
Author(s)
H., Imahori, M., Ueda, S., Kang, H., Hayashi, S., Hayashi, H., Kaji, S., Seki, A., Saeki, S., Tagawa, T., Umeyama, Y., Matano, K., Yoshida, S., Isoda, M., Shiro, N. V., Tkachenko, H., Lemmetyinen
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Journal Title
Chem. Eur. J 13
Pages: 10182-10193
Description
「研究成果報告書概要(欧文)」より
Related Report
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[Journal Article] Origin of the different emission wavelengths in Alga analyzed by solid-state NMR, Organic Light Emitting Materials and Devices XI. SPIE2007
Author(s)
H., Kaji, T., Fukushima, K., Takami, Y., Kusaka
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Journal Title
San Diego, CA, USA 6655
Pages: 66550401-66550410
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] A. Marcelli, and P. Innocenzi, Photoinduced formation of wrinkled microstructures with long-range order in thin oxide films2007
Author(s)
M., Takahashi, T., Maeda, K., Uemura, J. X., Yao, Y. M., Tokuda, T., Yoko, H., Kaji
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Journal Title
Adv. Mater 19
Pages: 4343-4346
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] Effects of Porphyrin Substituents on Film Structure and Photoelectrochemical Properties of Porphyrin/Fullerene l Composite Clusters Electrophoretically Deposited on Nanostructured SnO_2 Electrodes2007
Author(s)
Hiroshi Imahori, Masahiro Ueda, Soonchul Kang, Hironobu Hayashi, Shinya Hayashi, Hironori Kaji, Shu Seki, Akinori Saeki, Seiichi Tagawa, Tomokazu Umeyama, Yoshihiro Matano, Kaname Yoshida, Seiji Isoda, Motoo Shiro, Nikolai V. Tkachenko, and Helge Lemmetyinen
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Journal Title
Chem. Eur. J 13
Pages: 10182-10193
Related Report
Peer Reviewed
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[Presentation] 有機EL材料の固体NMR解析2007
Author(s)
梶 弘典
Organizer
「有機EL集中ディスカッション」
Place of Presentation
早稲田大学先進理工学部(大久保キャンパス)
Year and Date
2007-12-27
Description
「研究成果報告書概要(和文)」より
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[Presentation] 有機光電変換材料の固体NMR解析2007
Author(s)
梶 弘典(Invited)
Organizer
「NEDO有機太陽電池研究会」
Place of Presentation
京都大学京都大学宇治キャンパス
Year and Date
2007-12-21
Description
「研究成果報告書概要(和文)」より
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[Presentation] Shigeru Nakamura, Kenichi Azuma, Taku Sasaki, Takao Unate, Yasuhiro Nakatani, Akira Nakasuga, Kimihiro Matsukawa, Naoki Watanabe, Hiroyoshi Naito, Hironori Kaji, A Study on Relationship between Resistivity and Structures of Photosensitive Organic Silsesquioxanes by Impedance Spectroscopy and Solid-State 29Si NMR2007
Author(s)
Yasunari, Kusaka
Organizer
Fourth International Conference on Molecular Electronics and Bioelectronics (M&BE4), Takeda Hall,Hongo Campus, The University of Tokyo
Place of Presentation
Tokyo, Japan
Description
「研究成果報告書概要(欧文)」より
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[Presentation] Solid-State NMR Characterization of Poly(dimethylsilane) in the Mesophase, The International Symposium Organized by Institute for Chemical Research, Kyoto University (ICRIS '07)2007
Author(s)
H., Kaji, A., Mino, T., Yamada, E., Horii
Organizer
"The Scinence and Technology of Well-Controlled Polymer Assemblies", Shiran Kaikan, Kyoto University
Place of Presentation
Kyoto University
Description
「研究成果報告書概要(欧文)」より
Related Report
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[Presentation] Molecular and Electronic Structure Analyses of N, N'-diphenyl-N,N'-di(m-tolyl)benzidine by Solid-State NMR and Quantum Chemical Calculations, The International Symposium Organized by Institute for Chemical Research, Kyoto University (ICRIS '07)2007
Author(s)
T., Yamada, H., Kaji, E., Horii
Organizer
"The Scinence and Technology of Well-Controlled Polymer Assemblies", Shiran Kaikan
Place of Presentation
Kyoto University
Description
「研究成果報告書概要(欧文)」より
Related Report
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[Presentation] Tadashi Shimizu, Masataka Tansho, Kiyonori Takegoshi, Takahiro Nemoto, and Takashi Mizuno, Solid-State NMR Characterization of Structure and Hydrogen Bonding of Polymer Materials, The International Symposium Organized by Institute for Chemical Research, Kyoto University (ICRIS '07)2007
Author(s)
Qing, Luo, Shinji, Suzuki, Yasumasa, Kanie, Hironori, Kaji, Fumitaka, Horii
Organizer
"The Scinence and Technology of Well-Controlled Polymer Assemblies", Shiran Kaikan
Place of Presentation
Kyoto University
Description
「研究成果報告書概要(欧文)」より
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[Presentation] Materials in Organic LEDs2006
Author(s)
Hironori, KAJI, Tomonori, YAMADA, Naoki, TSUKAMOTO, Yasunari, KUSAKA, Goro, ONOYAMA
Organizer
Relationship between Structure and Light/Carrier-Transport Properties, Sixth Japan-America Frontiers of Engineering (JAFoE) Symposium
Place of Presentation
Epochal Tsukuba, Ibaraki
Description
「研究成果報告書概要(欧文)」より
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[Presentation] Tadashi Shimizu, Masataka Tansho, Takahiro Nemoto, Takashi Mizuno, and Kiyonori Takegoshi, The characterization of hydrogen bonding in native cellulose by high-field solid-state NMR2006
Author(s)
Qing, Luo, Shinji, Suzuki, Yasumasa, Kanie, Hironori, Kaji, Fumitaka, Horii
Organizer
The 45th Annual Meeting of the NMR Society of Japan, The Clock Tower Centennial Hall
Place of Presentation
Kyoto University
Description
「研究成果報告書概要(欧文)」より
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[Presentation] Naoki Tsukamoto, Yasunari Kusaka, Hironori Kaji, Fumitaka Horii, Diamagnetic, paramagnetic, and Fermi contact shifts of N,N'diphenyl-N,N'-di(m-tolyl)benzidine in neutral, cationic, and dicationic states2006
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[Book] 基礎高分子科学2006
Author(s)
梶 弘典(分担執筆)
Total Pages
450
Publisher
高分子学会編 東京化学同人
Description
「研究成果報告書概要(和文)」より
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[Book] 高分子辞典第3版2005
Author(s)
梶 弘典(分担執筆)
Total Pages
830
Publisher
高分子学会編 朝倉書店
Description
「研究成果報告書概要(和文)」より
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