Control and Photofunctionalization of Donor-Acceptor Interfaces

• Project/Area Number: 19350068
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Functional materials chemistry
• Research Institution: Kyoto University
• Principal Investigator: 今堀 博 Kyoto University, 物質-細胞統合システム拠点, 教授 (90243261)
• Co-Investigator(Kenkyū-buntansha): UMEYAMA Tomokazu 京都大学, 工学研究科, 助教 (30378806)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥18,200,000 (Direct Cost: ¥14,000,000、Indirect Cost: ¥4,200,000); Fiscal Year 2008: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000); Fiscal Year 2007: ¥13,650,000 (Direct Cost: ¥10,500,000、Indirect Cost: ¥3,150,000)
• Keywords: 有機太陽電池 / ポルフィリン / フラーレン / 自己組織化 / 光電変換 / 電子移動 / 光電気化学 / バイコンティニュアス / バルクヘテロ接合太陽電池 / 色素増感太陽電池 / 泳動電着 / 疎液相互作用 / パイーパイ相互作用

Research Abstract

近年、有機分子の特性を生かしたデバイスの開発が盛んになってきている.本研究では、有機太陽電池に焦点を絞り、その高性能化のための基礎的知見を得ることを目的とした.実際に種々の電子供与体、電子受容体分子を電極上に組織化し、光機能発現を目指すことを行った.特に電子供与体と電子受容体分子の分子ブラシを電極に垂直方向に逐次成長させ、その膜構造および光電池特性の関係を初めて明らかにすることができた.

Research Products

• [Journal Article] Supramolecular Donor-Acceptor Heterojunctions by Vectorial tepwise Assembly of Porphyrins and Coordination-Bonded Fullerene Arrays for Photocurrent Generation (2009)
  • Author(s): A. Kira, T. Umeyama, Y. Matano, K. Yoshida, S. Isoda, J.-K. Park, D. Kim, H. Imahori
  • Journal Title: J. Am. Chem. Soc 131 Pages: 3198-3200
  • Peer Reviewed
• [Journal Article] Photodynamics of Charge Separation and Recombination in Solid Alternating Films of Phthalocyanine or Phthalocyanine-Fullerene Dyad and Perylene Dicarboximide (2009)
  • Author(s): H. Lehtivuori, T. Kumpulainen, M. Hietala, A. Efimov, H. Lemmetyinen, A. Kira, H. Imahori, N. V. Tkachenko
  • Journal Title: J. Phys. Chem. C 113 Pages: 1984-1992
  • Peer Reviewed
• [Journal Article] Photodynamics of Charge Separation and Recombination in Solid Alternating Films of Phthalocyanine or Phthalocyanine-Fullerene Dyad and Perylene Dicarboximide (2009)
  • Author(s): H. Lehtivuori, T. Kumpulainen, M, Hietala, A, Efimov, H. Lenmietyinen, A. Kira, H. Imahori, N. V. Tkachenko
  • Journal Title: J. Phys Chem C 113 Pages: 1984-1992
  • Peer Reviewed
• [Journal Article] Supramolecular Donor-Acceptor Heterojunctions by Vectorial Stepwise Assembly of Porphyrins and Coordination-Bonded Fullerene Arrays for Photoourrent Generation (2009)
  • Author(s): A. Kira, T. Umeyama, Y. Matano, K. Yoshida, S . Isoda, J. -K Park, D. Kimd H. Imahori
  • Journal Title: J. Am. Chem. Soc. 131 Pages: 3198-3200
  • Peer Reviewed
• [Journal Article] Substituent Effects of Porphyrins on Structures and Photophysical Properties of Amphiphilic Porphyrin Aggregates (2008)
  • Author(s): K. Hosomizu, M. Oodoi, T. Umeyama, Y. Matano, K. Yoshida, S. Isoda, M. Isosomppi, N. V. Tkachenko, H. Lemmetyinen, H. Imahori
  • Journal Title: J. Phys. Chem. B 112 Pages: 16517-16524
  • Peer Reviewed
• [Journal Article] Carbon Nanotube-Modified Electrodes for Solar Energy Conversion (2008)
  • Author(s): T. Umeyama, H. Imahori
  • Journal Title: Energy Environ. Sci. (Perspective) 1 Pages: 120-133
  • Peer Reviewed
• [Journal Article] Naphthyl-Fused π-Elongated Porphyrins for Dye-Sensitized TiO2 Cells, S. Hayashi (2008)
  • Author(s): M. Tanaka, H. Hayashi, S. Eu, T. Umeyama, Y. Matano, Y. Araki, H. Imahori
  • Journal Title: J. Phys. Chem. C112 Pages: 15576-15585
  • Peer Reviewed
• [Journal Article] Synthesis of Sterically Hindered Phthalocyanines and Their Applications to Dye-Sensitized Solar Cells (2008)
  • Author(s): S. Eu, T. Katoh, T. Umeyama, Y. Matano, H. Imahori
  • Journal Title: Dalton Trans Pages: 5476-5483
  • NAID: 120001750032
  • Peer Reviewed
• [Journal Article] Tunable Soret band Splitting of Amphiphilic Porphyrin by Surface Pressure (2008)
  • Author(s): G. Miguel, K. Hosomizu, T. Umeyama, Y. Matano, H. Imahori, M. T. Martin-Romero, L. Camacho
  • Journal Title: ChemPhysChem 9 Pages: 1511-1513
  • Peer Reviewed
• [Journal Article] H. Lehtivuori, T. Kumpulainen, A. Efimov, H. Lemmetyinen, A. Kira, H. Imahori, N. Tkachenko (2008)
  • Author(s): Photoinduced Electron Transfer in Langmuir-Blodgett Monolayers of Double-Linked Phthalocyanine-Fullerene Dyad
  • Journal Title: J. Phys. Chem. C 112 Pages: 9896-9902
  • Peer Reviewed
• [Journal Article] T. Umeyama, N. Tezuka, M. Fujita, S. Hayashi, N. Kadota, Y. Matano, H. Imahori (2008)
  • Author(s): Clusterization, Electrophoretic Deposition, and Photoelectrochemical Properties of Fullerene-Functionalized Carbon Nanotube Composites
  • Journal Title: Chem. Eur. J 14 Pages: 4875-4885
  • Peer Reviewed
• [Journal Article] S. Kang, H. Hayashi, T. Umeyama, Y. Matano, N. V. Tkachenko, H. Lemmetyinen, H. Imahori (2008)
  • Author(s): meso-3, 5-Bis(trifluoromethyl)phenyl Substituted Expanded Porphyrins : Synthesis, Characterization, and Optical, Electrochemical, and Photophysical Properties
  • Journal Title: Chem. Asian. J 3 Pages: 2065-2074
  • Peer Reviewed
• [Journal Article] Substituent Effects of Porphyrins on Structures and Photophysioal Properties of Amphiphilic Porphyrin Aggregates (2008)
  • Author(s): K. Hosomizu, M. Oodoi, T. Umeyama, Y. Matano, K. Yoshida, S. Isoda, M. Isosomppi, N. V. Tkachenko, H. Lemmetyinen, H. Imahori
  • Journal Title: J. Phys. Chem. B 112 Pages: 16517-16524
  • Peer Reviewed
• [Journal Article] Hydrogen Bonding Effects on Film Structure and Photoelectrochemical Properties of Nanostructured TiO2 Electrodes Modified with Porphyrin and Fullerene Composites (2007)
  • Author(s): A. Kira, H. Imahori, et. al.
  • Journal Title: J. Phys. Chem. C 111 Pages: 13618-13626
  • Peer Reviewed
• [Journal Article] Effects of Porphyrin Substituents on Film Structure and Photoelectrochemical Properties of Porphyrin/Fullerene Composite Clusters Electrophoretically Deposited on Nanostructured SnO2 Electrodes (2007)
  • Author(s): H. Imahori, et. al.
  • Journal Title: Chem. Eur. J. 13 Pages: 10182-10193
  • Peer Reviewed
• [Journal Article] Large Reorganization Energy of Pyrrolidine-Substituted Perylenediimide in Electron Transfer (2007)
  • Author(s): Y. Shibano, H. Imahori, et. al.
  • Journal Title: J. Phys. Chem. C 111 Pages: 6133-6142
  • Peer Reviewed
• [Presentation] Creation of Fullerene- and Carbon Nanotube-Based Artificial Photosynthetic Systems (2009)
  • Author(s): H. Imahori
  • Organizer: The 36^<th> Fullerene-Nanotube General Symposium
  • Place of Presentation: Nagoya
  • Year and Date: 2009-03-04
• [Presentation] 新規パイ電子共役化合物の創製と有機太陽電池への展開 (2009)
  • Author(s): 今堀博
  • Organizer: SORESTシンポジウム(2), フレクシブルデバイス/マテリアルの未来像, SOREST横断デバイス物性研究会, コクヨホール
  • Place of Presentation: 品川, 東京
  • Year and Date: 2009-02-12
• [Presentation] Rational Design of Nanostructured Donor-Acceptor Interfaces for Solar Energy Conversion (2009)
  • Author(s): H. Imahori
  • Organizer: Texas Photovoltaic Symposium
  • Place of Presentation: Austin, Texas, USA
  • Year and Date: 2009-01-30
• [Presentation] Novel Nanoarchitecture on Electrodes for Solar Energy Conversion (2008)
  • Author(s): H. Imahori
  • Organizer: International Symposium on Solar Cells and Solar Fuels
  • Place of Presentation: Dalian, China
  • Year and Date: 2008-12-11
• [Presentation] Improvement of Light-Harvesting Properties and Interfacial Electron transfer for Efficient Solar Energy Conversion (2008)
  • Author(s): H. Imahori
  • Organizer: IEEE Nanotechnology Materials and Devices Conference 2008 (NMDC2008)
  • Place of Presentation: Kyoto University Clock Tower Centennial Hall
  • Year and Date: 2008-10-22
• [Presentation] Chemical Functionalization of Single-Walled Carbon Nanotubes and Their Applications to Photoelectrochemical Devices (2008)
  • Author(s): H. Imahori
  • Organizer: 211th Meeting of The Electrochemical Society
  • Place of Presentation: Hawaii, USA
  • Year and Date: 2008-10-13
• [Presentation] 人工光合成系の最先端の動向と展望 (2008)
  • Author(s): 今堀博
  • Organizer: 第47回工業物理化学講習会ー環境調和エネルギー変換技術の動向と展望ー
  • Place of Presentation: 九州大学伊都キャンパス産学連携交流センター
  • Year and Date: 2008-10-03
• [Presentation] Energy Transfer in Artificial Photosynthetic Systems (2008)
  • Author(s): H. Imahori
  • Organizer: 2008 Japan-US Nanophotonics Seminar
  • Place of Presentation: Miyazaki
  • Year and Date: 2008-09-24
• [Presentation] Self-Organization of Porphyrins and Carbon Nanostructures for Organic Solar Cells (2008)
  • Author(s): H. Imahori
  • Organizer: 17th International Conference on Photochemical Conversion and Storage of Solar Energy (IPS17)
  • Place of Presentation: Sydney, Australia
  • Year and Date: 2008-07-30
• [Presentation] Chemical Functionalization of Carbon Nanotubes (2008)
  • Author(s): H. Imahori
  • Organizer: 17th International Materials Research Conference 2008 (IMRC2008)
  • Place of Presentation: Cancun, Mexico
  • Year and Date: 2008-07-19
• [Presentation] Efficient Photocurrent Generation by Porphyrin-Modified Electrodes (2008)
  • Author(s): H. Imahori
  • Organizer: Fifth International Conference on Porphyrins and Phthalocyanines
  • Place of Presentation: Moscow, Russia
  • Year and Date: 2008-07-07
• [Presentation] Photoinduced Energy Transfer and Charge Separation in Donor-Acceptor Linked Systems (2008)
  • Author(s): H. Imahori
  • Organizer: 8th International Conference on Excitonic Processes in Condensed Matter (EXCON'08)
  • Place of Presentation: Kyoto
  • Year and Date: 2008-06-26
• [Presentation] Photoinduced Energy Transfer and Charge Separation in Donor-Acceptor Linked Systems (2008)
  • Author(s): H. Imahori
  • Organizer: 8th International Conference on Excitonic Processes in Condensed Matter (EXCCON 08)
  • Place of Presentation: Kyoto, Japan
  • Year and Date: 2008-06-26
• [Presentation] Design of Functional p Systems for Solar Energy Conversion (2008)
  • Author(s): H. Imahori
  • Organizer: 2nd International Conference on Functional Materials and Devices 2008 (ICFMD2008)
  • Place of Presentation: Kuala Lumpur, Malaysia
  • Year and Date: 2008-06-18
• [Presentation] Porphyrin-Modified Titanium Dioxide Electrodes for Solar Energy Conversion (2008)
  • Author(s): H. Imahori
  • Organizer: 210th Meeting of The Electrochemical Society
  • Place of Presentation: Phoenix, USA
  • Year and Date: 2008-05-22
• [Presentation] Photocurrent Generation in Hydrogen-Bonded Porphyrin and Fullerene Systems (2008)
  • Author(s): H. Imahori
  • Organizer: Imahori, 210th Meeting of The Electrochemical Society
  • Place of Presentation: Phoenix, USA
  • Year and Date: 2008-05-19
• [Presentation] 人工光合成から太陽電池へ (2008)
  • Author(s): 今堀博
  • Organizer: 科学技術政策研究所シンポジウム「未来社会への挑戦-ナイスステップな研究者2007からのメッセージ」
  • Place of Presentation: 文部科学省講堂
  • Year and Date: 2008-04-11
• [Presentation] Porphyrins and Carbon Nanostructures for Solar Energy Conversion (2007)
  • Author(s): H. Imahori
  • Organizer: 2007 Korean-Japan Bilateral Symposium on Frontier Photoscience(2007KJFP)
  • Place of Presentation: Hyundai Hotel of Gyeongju, Korea
  • Year and Date: 2007-11-24
• [Book] カーボンナノチューブの光機能化(有機薄膜太陽電池の最新技術II) (2009)
  • Author(s): 梅山有和, 今堀博
  • Publisher: CMC
• [Book] Self-Assembly for Photoinduced Energy(Bottom-up Nanofabrication) (2009)
  • Author(s): H. Imahori and T. Umeyama(K. Ariga and H. S. Nalwa)
  • Publisher: American Scientific Publishers
• [Book] 太陽エネルギー有効利用最前線 (2008)
  • Author(s): 梅山有和, 今堀博(分担)
  • Publisher: エヌ・ティー・エス
• [Book] Fullerenes (ed by F. Langa and J.-F. Nierengarten) (2007)
  • Author(s): H. Imahori and T. Umeyama
  • Publisher: RSC Publishing