ONIMARU TAKAHIRO

オニマルタカヒロ | ONIMARU TAKAHIRO

Affiliation and department：
Job title： Professor

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

Research theme for competitive and other funds (12)：

2023 - 2028 Development of Archetypal Asymmetric Quantum Matters
2023 - 2028 Research Management of Unveiling, Design, and Development of Asymmetric Quantum Matters
2018 - 2023 多極子とキラリティーの相関が創発する新奇強相関電子状態の実証
2018 - 2021 希薄系2チャンネル近藤効果の検証
2016 - 2018 非クラマース系の多極子自由度が誘起する強相関電子現象(国際共同研究強化)

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Papers (166)：

Ruo Hibino, Tatsuya Yanagisawa, Yoshito Mikami, Hiroyuki Hidaka, Hiroshi Amitsuka, Sergei Zherlitsyn, Joachim Wosnitza, Yu Yamane, Takahiro Onimaru. Elemental Dilution Effect on the Elastic Response due to a Quadrupolar Kondo Effect of the Non-Kramers System Y1-xPrxIr2Zn20. Journal of the Physical Society of Japan. 2023
Ruo Hibino, Tatsuya Yanagisawa, Yoshito Mikami, Hiroyuki Hidaka, Hiroshi Amitsuka, Sergei Zherlitsyn, Joachim Wosnitza, Yu Yamane, Takahiro Onimaru. Change in the Ground State of Y_1-_xPr_xIr₂Zn₂₀ due to a Quadrupolar Kondo Effect with Pr Concentration x. Proceedings of the 29th International Conference on Low Temperature Physics (LT29). 2023
A. Wörl, M. Garst, Y. Yamane, S. Bachus, T. Onimaru, P. Gegenwart. Divergent thermal expansion and Grüneisen ratio in a quadrupolar Kondo metal. Physical Review Research. 2022. 4. 2
Y. Kusanose, T. Onimaru, Y. Yamane, K. Umeo, T. Takabatake, T. Guidi, D. Le, D.T. Adroja. Inelastic neutron scattering study of crystalline electric field excitations in a cubic compound PrMgNi₄. Journal of Physics: Conference Series. 2022. 2164. 1. 012052-012052
Yuka Kusanose, Takahiro Onimaru, Yu Yamane, Kazunori Umeo, Toshiro Takabatake. Synthesis and study of transport and magnetic properties of magnesium cage compounds RNi2Mg20 (R= Pr and Nd). Journal of Alloys and Compounds. 2022. 894. 162361-162361

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MISC (102)：

草ノ瀬優香, 志村恭通, 鬼丸孝博. Quadrupole susceptibility evaluated by magnetostriction measurements of the non-magnetic ground state doublet in a cubic Pr-based compound PrMgNi₄. 日本物理学会講演概要集(CD-ROM). 2023. 78. 1
下里侑也, 瀧川莉穂, 松本圭介, 鬼丸孝博, 高畠敏郎, 梅尾和則. Uniaxial pressure effects on the antiferroquadrupolar order and superconductivity in a cubic compound PrIr₂Zn₂₀. 日本物理学会講演概要集(CD-ROM). 2022. 77. 1
志村恭通, 渡邉寛大, 谷口貴紀, 大里耕太郎, 藤田全基, 山本理香子, 草ノ瀬優香, 西原壱政, 梅尾和則, 鬼丸孝博. Adiabatic Demagnetization Cooling down to 0.2 K by Heavy Fermion Metal YbCu₄Ni. 日本物理学会講演概要集(CD-ROM). 2021. 76. 1
草ノ瀬優香, 鬼丸孝博, 山根悠, 梅尾和則, 高畠敏郎. Quadrupole-driven phenomena in cubic Pr-based compounds PrXNi₄ (X = Mg, Cd) with nonmagnetic doublet ground states. 日本物理学会講演概要集(CD-ROM). 2021. 76. 1
草ノ瀬優香, 鬼丸孝博, 山根悠, 梅尾和則, 高畠敏郎. Low-temperature physical properties arising from a non-magnetic doublet ground state of a rare-earth cage compound PrNi₂Mg₂₀. 日本物理学会講演概要集(CD-ROM). 2021. 76. 2

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Lectures and oral presentations (21)：

Multipole-driven correlated electronic phenomena in non-Kramers rare-earth system
(UK-Japan workshop on strongly correlated systems and 18th Theoretical and Experimental Magnetism Meeting 2020)
希土類化合物における多極子の秩序化と揺らぎの中性子散乱による研究
(日本物理学会第75回年次大会 2020)
Zn-site substitution effect on antiferromagnetic order in NdCo2Zn20
(J-Physics 2019 International Conference & KINKEN-WAKATE 2019 Multipole Physics 2019)
非クラマース縮退が誘起する強相関 4f2 電子系の多彩な物性
(J-Physics トピカルミーティングものづくりシリーズ第3回「物質探索最前線」 2018)
Non-Fermi liquid behaviors due to possible two-channel Kondo effect in non-Kramers doublet systems
(International workshop "Novel Phenomena in Quantum Materials driven by Multipoles and Topology" 2018)

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