Koizumi Hitoshi

コイズミヒトシ | Koizumi Hitoshi

Affiliation and department：
Job title： Independent Scientist

Research field (2)： Functional solid-state chemistry , Basic physical chemistry

Research keywords (3)： Physical Chemistry , Radiation Chemistry , Organic Electronic Materials

Research theme for competitive and other funds (14)：

2001 - 2002 NANOSTRINGS OF GEL PREPARED BY CROSSLINKING OF POLYMERS WITH ION BEAMS
1998 - 2000 DEVELOPMENT OF HIGH-CURRENT ION EMITTER USABLE IN AIR
1996 - 1998 Atomic Tunneling in Organic Reactions
1997 - 1997 励起アルキルラジカル分子内水素移動反応の選択性
1996 - 1996 励起アルキルラジカル分子内水素移動反応の選択性

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Papers (82)：

Tadashi Masumura, Hitoshi Umezawa, Takahiro Yamaguchi, Yusei Deguchi, Hiroyuki Kawashima, Toshiharu Makino, Naohisa Hoshikawa, Hitoshi Koizumi, Junichi H. Kaneko. Irradiation effects of X-rays up to 3 MGy on hydrogen-terminated diamond MOSFETs. Diamond and Related Materials. 2023. 135. 109825-109825
Takahiro Yamaguchi, Hitoshi Umezawa, Shinya Ohmagari, Hitoshi Koizumi, Junichi H. Kaneko. Radiation hardened H-diamond MOSFET (RADDFET) operating after 1 MGy irradiation. Applied Physics Letters. 2021. 118. 16. 162105-162105
Wei Liu, Takashi Yanase, Nobuhiro Iwasa, Hitoshi Koizumi, Shin Mukai, Shinichiro Iwamura, Taro Nagahama, Toshihiro Shimada. Sugar-assisted mechanochemical exfoliation of graphitic carbon nitride for enhanced visible-light photocatalytic performance. International Journal of Hydrogen Energy. 2020. 45. 15. 8444-8455
Wei Liu, Nobuhiro Iwasa, Shinichiro Fujita, Hitoshi Koizumi, Makoto Yamaguchi, Toshihiro Shimada. Porous graphitic carbon nitride nanoplates obtained by a combined exfoliation strategy for enhanced visible light photocatalytic activity. Applied Surface Science. 2019
Hiroki Ohta, Hitoshi Koizumi. Mechanisms of photo-induced degradation of polythiophene derivatives: re-examination of the role of singlet oxygen. POLYMER BULLETIN. 2017. 74. 6. 2319-2330

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MISC (9)：

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Patents (9)：

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Books (6)：

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Works (2)：

Education (3)：

1982 - 1984 Tokyo Institute of Technology Chemistry
1980 - 1982 Tokyo Institute of Technology Graduate School of Science and Engineering
1976 - 1980 Tokyo Institute of Technology School of Science Dept. of Chemistry

Professional career (1)：

Work history (6)：

2021/04 - 2023/03 Faculty of Engineering, Hokkaido University Division of Applied Chemistry
2007/03 - 2021/03 Hokkaido University Division of Materials Chemistry, Faculty of Engineering Associate Professor
1997/10 - 2007/03 Hokkaido University Associate Professor
1984/10 - 1997/09 Hokkaido University Faculty of Engineering Instructor
1990/10 - 1991/09 Hahn-Meitner Institute Berlin Guest Scientist

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Committee career (4)：

Association Membership(s) (2)：

JAPANESE SOCIETY OF RADIATION CHEMISTRY , THE CHEMICAL SOCIETY OF JAPAN

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