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 (148)：

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
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
Shiro Kawachi, Jun-ichi Yamaura, Yoshio Kuramoto, Soshi Iimura, Toshihiro Nomura, Yoshimitsu Kohama, Takashi Sasaki, Masashi Tokunaga, Youichi Murakami, Hideo Hosono. Distinctive doping dependence of upper critical field in iron-based superconductor LaFeAsO1-xHx. Physical Review B. 2023. 108. 10
T. Shitaokoshi, S. Kawachi, T. Nomura, F. F. Balakirev, Y. Kohama. Radio frequency electrical resistance measurement under destructive pulsed magnetic fields. Review of Scientific Instruments. 2023. 94. 9

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MISC (140)：

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
T. Nomura, P. Corboz, A. Miyata, S. Zherlitsyn, Y. Ishii, Y. Kohama, Y. H. Matsuda, A. Ikeda, C. Zhong, H. Kageyama, et al. The Shastry-Sutherland Compound SrCu2(BO3)2 Studied up to the Saturation Magnetic Field. Nature Communications. 2022. 14. 1
Tetsuya Nomoto, Shusaku Imajo, Hiroki Akutsu, Yasuhiro Nakazawa, Yoshimitsu Kohama. Correlation-driven organic 3D topological insulator with relativistic fermions. Nature Communications. 2022. 14. 1

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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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