Research keywords (3)：
Polymer Solar Cells
, 高分子光・電子物性
, 高分子光物理・光化学
Research theme for competitive and other funds (22)：
2021 - 2026 Offset-less charge generation due to symmetry breaking in pi-conjugated molecular systems
2020 - 2022 Spectroscopic Study on Charge Carrier Dynamics in Perovskite Solar Cells
2019 - 2021 Improvement in Conductive Properties of Conjugated Polymer Blended in Insulating Polymer
2017 - 2019 Exploratory Study on Conjugated Polymers with Highly Efficient Singlet Fission
2014 - 2019 Exciton Dynamics in Crystalline Domains of Conjugated Polymers
2014 - 2017 Development of polymer solar cells based on the science of conjugated polymers
2010 - 2012 Synthesis of Novel Macrocyclic Carbazole Derivatives and Their Application for Functional Materials
2006 - 2010 New developments in polymer science through polymer chain imaging : empirical foundation research using scanning near-field optical microscopy
2007 - 2008 Investigation of electronic properties of carbazole dimer and their application for novel photofunctional materials.
2006 - 2007 高分子ヘテロ接合場における電荷再結合
2004 - 2005 高分子多次元構造における光・電子プロセスの解明
2003 - 2005 Studies on Polymer Structures and Functions in Nanometric Dimensions: Challenges to Ten Nano-meters Regions by Scanning Photon Microscopy
2000 - 2002 Polymer Science from Single Chains Investigated by Scanning Photon Microscopy-Non-statistic Observation of Morphology and Molecular Assembly
2000 - 2001 高分子系におけるダイマーカチオンの形成ダイナミクスと電荷共鳴安定化
1998 - 2000 Development of Multi-layered Polymer Thin Films Bearing Structural Polarization and Application as Photoinduced Optical Effect Materials
1998 - 1999 高分子鎖上におけるホール移動およびホールトラップ形成のダイナミクス
高分子超薄膜による光・電子素過程の制御
過渡吸収分光法による高分子ヘテロ接合場における光電変換ダイナミクスの解明
高分子薄膜太陽電池
Nanometric design of optoelectronic devices with ultrathin polymer films
Dynamics of excitons and charged carriers in polymer heterojunction systems studied by transient absorption spectroscopy
Polymer Solar Cells
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Papers (194)：
Wakana Matsuda, Keishiro Goshima, Insub Noh, Hyung Do Kim, Ai Shimazaki, Richard Murdey, Michisato Toyoda, Atsushi Wakamiya, Hideo Ohkita, Shu Seki, et al. Impact of Spin-Coating Temperature on Morphology of Pb-Based Mixed Ion Perovskite Films and Their Solar Cell Performance. ACS Applied Energy Materials. 2025
Koki Mizuta, Haruki Shimoji, Toshiki Fujii, Shunsuke Yamamoto, Hideo Ohkita, Kensuke Naka, Hiroaki Imoto. Pnictogen-Bridged Sulfoximines: Effects of Element and N-Substituent on Excited-State Dynamics. ChemPhotoChem. 2025
Hiroto Iwasaki, Kodai Yamanaka, Yuki Sato, Tsubasa Mikie, Masahiko Saito, Hideo Ohkita, Itaru Osaka. Efficient Derivatization of a Thienobenzobisthiazole-Based π-Conjugated Polymer Through Late-Stage Functionalization Towards High-Efficiency Organic Photovoltaic Cells. Angewandte Chemie International Edition. 2024
Hiroto Iwasaki, Kodai Yamanaka, Yuki Sato, Tsubasa Mikie, Masahiko Saito, Hideo Ohkita, Itaru Osaka. Efficient Derivatization of a Thienobenzobisthiazole-Based π-Conjugated Polymer Through Late-Stage Functionalization Towards High-Efficiency Organic Photovoltaic Cells. Angewandte Chemie. 2024
J Jeon, S Hosoya, M Saito, I Osaka, H Ohkita, HD Kim. Photon energy loss in ternary polymer solar cells based on nonfullerene acceptor as a third component. BATTERY ENERGY. 2024
2023 - The Society of Polymer Science, Japan The Award of the Society of Polymer Science, Japan Polymer Optoelectronic Applications Based on Spectroscopic Studies on Exciton and Charge Carrier Dynamics
2018 - The Japanese Photochemistry Association The Japanese Photochemistry Association Award 2018
2009 - The Society of Polymer Science, Japan Young Scientist Lecture Award (2009)
2007 - The Japanese Photochemistry Association JPA Young Scientist Award (2007)
2004 - The Chemical Society of Japan BCSJ Award
2003 - The Society of Polymer Science, Japan 6. Award for Encouragement of Research in Polymer Science (2003)
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Association Membership(s) (7)：
日本化学会
, 光化学協会
, 高分子学会
, Material Research Society
, The International Society for Optical Engineering
, The Society of Photopolymer Science and Technology
, The Japan Society of Applied Physics
