Rchr
J-GLOBAL ID：201301014004190825
Update date: Jun. 25, 2024
Higashi Kotaro
ヒガシ コウタロウ | Higashi Kotaro
Affiliation and department：
Research field (1)：
Quantum beam science
Research theme for competitive and other funds (2)：
- 2023 - 2026 高時間分解能HERFD-QXAFS法の構築とin-situ/operand計測への展開
- 2015 - 2017 Elucidation of catalytic deterioration mechanism under start up and shut down process of polymer electrolyte fuel cell by in-situ three-dimensional space observation
Papers (61)：
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Kaiyue Dong, Bing Hu, Md Harun Al Rashid, Bang Lu, Keiko Miyabayashi, Kotaro Higashi, Tomoya Uruga, Yasuhiro Iwasawa, Daiki Kido, Satoru Takakusagi, et al. <i>In situ</i> Study on Structure of a Diluted Pt/HOPG Model Catalyst System Prepared by the Two-phase Liquid Reduction Method Using a Novel BCLA/HERFD+BI-XAFS Method. e-Journal of Surface Science and Nanotechnology. 2024
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Xiao Zhao, Shinobu Takao, Yusuke Yoshida, Takuma Kaneko, Takao Gunji, Kotaro Higashi, Tomoya Uruga, Yasuhiro Iwasawa. Roles of structural defects in polycrystalline platinum nanowires for enhanced oxygen reduction activity. Applied Catalysis B: Environmental. 2023. 324. 122268-122268
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Takafumi Yamamoto, Shogo Kawaguchi, Taiki Kosuge, Akira Sugai, Naoki Tsunoda, Yu Kumagai, Kosuke Beppu, Takuya Ohmi, Teppei Nagase, Kotaro Higashi, et al. Emergence of Dynamically-Disordered Phases During Fast Oxygen Deintercalation Reaction of Layered Perovskite. Advanced Science. 2023
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Takumi Yomogida, Daisuke Akiyama, Kazuki Ouchi, Yuta Kumagai, Kotaro Higashi, Yoshihiro Kitatsuji, Akira Kirishima, Naomi Kawamura, Yoshio Takahashi. Application of High-Energy-Resolution X-ray Absorption Spectroscopy at the U L3-Edge to Assess the U(V) Electronic Structure in FeUO4. Inorganic Chemistry. 2022. 61. 50. 20206-20210
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Hirosuke Matsui, Nozomu Ishiguro, Yuanyuan Tan, Naoyuki Maejima, Yuta Muramoto, Tomoya Uruga, Kotaro Higashi, Duong-Nguyen Nguyen, Hieu-Chi Dam, Gabor Samjeské, et al. Variation of Local Structure and Reactivity of Pt/C Catalyst for Accelerated Degradation Test of Polymer Electrolyte Fuel Cell Visualized by Operando 3D CT-XAFS Imaging. ChemNanoMat. 2022. 8. 4
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MISC (10)：
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宇留賀朋哉, 宇留賀朋哉, 三輪寛子, 吉田健文, 金子拓真, 佐々木岳彦, 東晃太朗, 坂田智裕, 関澤央輝, 関澤央輝, et al. In situ X-ray emission spectroscopy for adsorbed oxygen and sulfur species on Pt/C electrocatalysts in polymer electrolyte fuel cells under operating conditions. 応用物理学会秋季学術講演会講演予稿集(CD-ROM). 2022. 83rd
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坂田智裕, 東晃太朗, 金子拓真, 関澤央輝, 関澤央輝, 田口宗孝, 朝倉清高, 宇留賀朋哉, 宇留賀朋哉, 岩澤康裕. 高エネルギー分解XANES法による固体高分子形燃料電池Pt/Cカソード触媒粒子表面の吸着種観察. 日本放射光学会年会・放射光科学合同シンポジウム(Web). 2019. 32nd
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坂田智裕, 宇留賀朋哉, 宇留賀朋哉, 関澤央輝, 関澤央輝, 東晃太朗, 金子拓真, 朝倉清高, 岩澤康裕. In-situ発光分光計測法による固体高分子形燃料電池Pt/C触媒ナノ粒子表面の吸着化学種の観察. 日本化学会春季年会講演予稿集(CD-ROM). 2018. 98th
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坂田智裕, 宇留賀朋哉, 宇留賀朋哉, 関澤央輝, 関澤央輝, 東晃太朗, 金子拓真, 田口宗孝, 朝倉清高, 岩澤康裕. 発光分光を用いた固体高分子型燃料電池におけるPt触媒の電子状態観察. 日本放射光学会年会・放射光科学合同シンポジウム(Web). 2018. 31st
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吉田祐介, 趙暁, 郡司貴雄, GABOR Samjeske, 金子拓真, 鷹尾忍, 東晃太朗, 関澤央輝, 坂田智裕, 宇留賀朋哉, et al. MOF由来の酸化チタンクラスターと各種層状物質から成る新規層状複合体の開発と触媒反応への応用. 触媒討論会討論会A予稿集. 2017. 120th
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