OKAMOTO Tsubasa

オカモトツバサ | OKAMOTO Tsubasa

Affiliation and department：

Research field (2)： Magnetism, superconductivity, and strongly correlated systems , Basic physical chemistry

Research keywords (1)：物性物理; 光化学; 磁性

Research theme for competitive and other funds (2)：

Papers (19)：

Tsubasa Okamoto, Seiichiro Izawa, Masahiro Hiramoto, Yasuhiro Kobori. Efficient Spin Interconversion by Molecular Conformation Dynamics of a Triplet Pair for Photon Up-Conversion in an Amorphous Solid. The Journal of Physical Chemistry Letters. 2024. 15. 2966-2975
Ryo Hayasaka, Hayato Sakai, Masaaki Fuki, Tsubasa Okamoto, Ramsha Khan, Masahiro Higashi, Nikolai V Tkachenko, Yasuhiro Kobori, Taku Hasobe. Torsional Motion Effect on the Quintet Multiexciton Formation through Intramolecular Singlet Fission in Ferrocene-Bridged Pentacene Dimers. Angewandte Chemie (International ed. in English). 2024. 63. e202315747
Hiroki Ito, Daisuke Yoshioka, Morihiko Hamada, Tsubasa Okamoto, Yasuhiro Kobori, Yoichi Kobayashi. Photochromism of colloidal ZnO nanocrystal powders under ambient conditions. Photochemical & Photobiological Sciences. 2022
Eiji Ohmichi, Tsubasa Okamoto, Hideyuki Takahashi, Hitoshi Ohta. Mechanically Detected Terahertz Electron Spin Resonance. Applied Magnetic Resonance. 2021. 52. 4. 283-304
Hideyuki Takahashi, Yuya Ishikawa, Tsubasa Okamoto, Daiki Hachiya, Kazuki Dono, Kanata Hayashi, Takayuki Asano, Seitaro Mitsudo, Eiji Ohmichi, Hitoshi Ohta. Force detection of high-frequency electron spin resonance near room temperature using high-power millimeter-wave source gyrotron. Applied Physics Letters. 2021. 118. 2. 022407-022407

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MISC (3)：

岡本翔. ナノテクを駆使したスピン状態研究-DNAで操る一重項励起子分裂のダイナミクス-. 化学. 2023. 79. 9. 61-62
岡本翔, 大道英二, 石川春人. メンブレンデバイスが切り拓く金属タンパク質研究の新手法-微量な溶液試料で未知の電子状態に迫る. 化学. 2019. 74. 7. 29-32
岡本翔. 強磁場・テラヘルツ領域におけるヘミンの精密ESR分光. 電子スピンサイエンス. 2018. 30. 35-36

Patents (3)：

Lectures and oral presentations (105)：

Spin conversion mechanism for efficient photon up-conversion in amorphous rubrene
(9th Kanto Spin Chemistry Meeting 2024)
Triplet conformation dynamics toward energy conical intersection for thermally activated delayed fluorescence revealed by transient EPR
(2023)
Exciton Dynamics in Triplet-Triplet Annihilation Based Photon Up-conversion System Studied by Time-Resolved EPR
(2023)
Observation of photon upconversion via triplet-triplet annihilation using time-resolved EPR: contribution of intramolecular triplet exciton hopping
(2023)
Time Evolution of Electron Spin Polarization Generated in Liquid Phase Photon Up-conversion System Using Triplet-Triplet Annihilation
(2023)

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Education (3)：

Professional career (1)：

Work history (4)：

Awards (9)：

2018/05 - 日本赤外線学会第3回日本赤外線学会論文賞 SQUID磁束計を用いた高周波ESR測定法のヘムタンパク質モデル錯体への応用
2017/11 - 電子スピンサイエンス学会第56回電子スピンサイエンス学会年会優秀発表賞
2017/06 - International EPR/ESR Society 2017 Springer Award
2017/05 - The Physical Society of Japan JPSJ Papers of editor's choice New method for torque magnetometry using a commercially available membrane-type surface stress sensor
2016/11 - 日本赤外線学会日本赤外線学会優秀発表賞

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Association Membership(s) (6)：

日本化学会 , 光化学協会 , International EPR/ESR Society , 電子スピンサイエンス学会 , 日本赤外線学会 , 日本物理学会

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