Kohama Yoshimitsu

コハマヨシミツ | Kohama Yoshimitsu

Affiliation and department：
Job title：准教授
Homepage URL (2)： http://ykohama.issp.u-tokyo.ac.jp/en/ , https://ykohama.issp.u-tokyo.ac.jp/kohama.html

Research field (1)： Magnetism, superconductivity, and strongly correlated systems

Research keywords (5)：磁性 , 超伝導 , 量子振動 , 熱測定 , 強磁場

Research theme for competitive and other funds (13)：

2023 - 2027 Frontier of high-magnetic field science through the co-development of thermodynamic measurement techniques
2022 - 2026 Developments of neutron scattering, NMR, and thermal conductivity measurement techniques for the investigations of quantum phases in high magnetic fields
2023 - 2025 6N高純度銅を用いた低コスト・40T級強磁場発生装置の開発
2019 - 2023 Development of advanced measurement system with a portable high-field pulsed magnet
2020 - 2022 Investigation of Ultra-High Field Properties in Itinerant Electron Systems by using High-Speed Magnetoresistance Measurement

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Papers (150)：

Zhuo Yang, Christophe Marcenat, Sunghoon Kim, Shusaku Imajo, Motoi Kimata, Toshihiro Nomura, Albin Muer, Duncan K Maude, Fumitoshi Iga, Thierry Klein, et al. Evidence for large thermodynamic signatures of in-gap fermionic quasiparticle states in a Kondo insulator. Nature communications. 2024. 15. 1. 7801-7801
T. Kanda, H. Ishikawa, S. Imajo, K. Kindo, H. Tanida, Y. Kohama. Magnetic anisotropy of CeCoSi under high magnetic field. Physical Review B. 2024
Z. H. Li, X. T. Han, C. Dong, H. W. Wang, Z. Z. He, R. Chen, W. X. Liu, C. L. Lu, Y. Kohama, M. Tokunaga, et al. Dimerization-enhanced exotic magnetization plateau and magnetoelectric phase diagrams in skew-chain Co2V2O7. Physical Review B. 2024
Yang Z, Fauqué B, Nomura T, Shitaokoshi T, Kim S, Chowdhury D, Pribulová Z, Kačmarčík J, Pourret A, Knebel G, et al. Unveiling the double-peak structure of quantum oscillations in the specific heat. Nature communications. 2023
Sunil K. Thapa, Rathsara R. H. H. Mudiyanselage, Thalya Paleologu, Sukgeun Choi, Zhuo Yang, Y. Kohama, Y. H. Matsuda, Joseph Spencer, Brenden A. Magill, Chris J. Palmstrøm, et al. Band structure, g -factor, and spin relaxation in n -type InAsP alloys. Physical Review B. 2023

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MISC (142)：

厳正輝, 今城周作, 鬼頭俊介, 徳永祐介, 新居陽一, 池田暁彦, 小濱芳允, 金道浩一, 石渡晋太郎, 有馬孝尚, et al. Magnetoelastic study on the itinerant helimagnet SrFeO₃ and reconsideration of the phase diagram. 日本物理学会講演概要集(CD-ROM). 2024. 79. 1
Toshihiro Nomura, Yasuyuki Kato, Yukitoshi Motome, Atsushi Miyake, Masashi Tokunaga, Yoshimitsu Kohama, Sergei Zherlitsyn, Joachim Wosnitza, Shojiro Kimura, Tsukasa Katsuyoshi, et al. High-field phase diagram of the chiral-lattice antiferromagnet Sr(TiO)Cu4(PO4)4. Physical Review B. 2023
Masaki Gen, Akihiko Ikeda, Kazushi, Harald O. Jeschke, Yuto Ishii, Hajime Ishikawa, Takeshi Yajima, Yoshihiko Okamoto, Xu-Guang Zhou, Daisuke Nakamura, et al. Signatures of a magnetic superstructure phase induced by ultrahigh magnetic fields in a breathing pyrochlore antiferromagnet. Proceedings of the National Academy of Sciences. 2023. 120. 33
M. Gen, H. Ishikawa, A. Miyake, T. Yajima, H. O. Jeschke, H. Sagayama, A. Ikeda, Y. H. Matsuda, K. Kindo, M. Tokunaga, et al. Breathing pyrochlore magnet CuGaCr$_{4}$S$_{8}$: Magnetic, thermodynamic, and dielectric properties. 2023
高橋大典, 高橋大典, 杉浦栞理, 今城周作, 野村肇宏, 野村肇宏, 浦井瑞紀, 宮川和也, 金道浩一, 小濱芳允, et al. Ultrasonic property of organic conductor κ-(BEDT-TTF)₂Cu₂(CN)₃ in high magnetic field. 日本物理学会講演概要集(CD-ROM). 2023. 78. 2

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Patents (3)：

Work history (4)：

Committee career (2)：

Awards (3)：

2016/03 - 物性研究所 ISSP学術奨励賞パルス強磁場下における物性測定の深化とそれを用いた物性研究
2014/12 - 強磁場フォーラム三浦賞パルス磁場下での比熱測定
2010/08 - International Association of Chemical Thermodynamics Junior Award AC Specific Heat and Magnetocaloric Effect Measurements for Short Pulsed Magnetic Fields

Association Membership(s) (2)：

THE JAPAN SOCIETY OF CALORIMETRY AND THERMAL ANALYSIS , THE PHYSICAL SOCIETY OF JAPAN

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