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Ph.D (Science) (Tohoku University)
Details of the Researcher
Research History 3
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2026/02 - PresentTohoku University Institute for Materials Research
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2025/04 - 2026/01Tokyo Metropolitan University Department of Physics, Graduate School of Science
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2022/04 - 2025/03Japan Society for the Promotion of Science
Education 3
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Tohoku University Graduate School of Science Department of Physics
2022/04 - 2025/03
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Tohoku University Graduate School of Science Department of Physics
2020/04 - 2022/03
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Tohoku University Faculty of Science Department of Physics
2016/04 - 2020/03
Professional Memberships 2
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日本中性子科学会
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日本物理学会
Awards 4
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助教・助手会賞
2025/12 東北大学金属材料研究所講演会 反転対称性の破れたフェリ磁性体Eu2MnSi2O7の磁性
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若手奨励賞
2025/11 第19回 物性科学領域横断研究会 (領域合同研究会)
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Applied Physics Letters Featured Article & American Institute of Physics Publishing Showcase
2024/03 Applied Physics Letters Understanding spin currents from magnon dispersion and polarization: spin-Seebeck effect and neutron scattering study on Tb3Fe5O12
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Poster Award
2024/02 The 46the Annual Condensed Matter and Materials Meeting Neutron diffraction study on Co-based melilite compounds
Papers 10
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Emergent Anomalous Hall Effect in the Eu-Based Compound with a Diamond Network: The Centrosymmetric Cubic Antiferromagnet EuTi2Al20 Peer-reviewed
Ryuji Higashinaka, Kohsuke Sato, Ryosei Ideura, Masahiro Kawamata, Tatsuma D. Matsuda
Journal of the Physical Society of Japan 2026/03/15
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Refining hydrogen positions in α-FeOOH through combined neutron diffraction and computational techniques Peer-reviewed
Yusuke Nambu, Akihide Kuwabara, Masahiro Kawamata, Seira Mori, Megumi Okazaki, Kazuhiko Maeda
Dalton Transactions 2026/03
DOI: 10.1039/D5DT00217F
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Collinear Magnetic Structure in the Diamond Network Magnet EuTi2Al20 Peer-reviewed
Masahiro Kawamata, Ryuji Higashinaka, Takeshi Matsumura, Maxim Avdeev, Kazuaki Iwasa, Hironori Nakao, Kazumasa Hattori, Tatsuma D. Matsuda
Journal of the Physical Society of Japan 2026/02/15
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Anisotropic Band‐Split Magnetism in Magnetostrictive CoFe2O4 Peer-reviewed
Harry Lane, Guratinder Kaur, Masahiro Kawamata, Yusuke Nambu, Lukas Keller, Russell A. Ewings, David J. Voneshen, Travis J. Williams, Helen C. Walker, Dwight Viehland, Peter M. Gehring, Chris Stock
Advanced Functional Materials 2026/02
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Magnetic excitations in the noncentrosymmetric magnet Sr2MnSi2O7 Peer-reviewed
Masahiro Kawamata, Xiaoqi Pang, Hiroshi Murakawa, Seiko Ohira-Kawamura, Kenji Nakajima, Hidetoshi Masuda, Masaki Fujita, Noriaki Hanasaki, Yoshinori Onose, Yusuke Nambu
Physical Review Materials 2025/01/22
DOI: 10.1103/PhysRevMaterials.9.014407
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Unusual spin dynamics in the van der Waals antiferromagnet FeGa2S4 Invited Peer-reviewed
Yifei Tang, Yoshihiko Umemoto, Yo Kawamoto, Masahiro Kawamata, Shinichiro Asai, Yoichi Ikeda, Masaki Fujita, Yusuke Nambu
Journal of Physics: Condensed Matter 2025/01/20
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Field-Induced Criticality in YbCu4Au Peer-reviewed
Takanori Taniguchi, Kotaro Osato, Hirotaka Okabe, Takafumi Kitazawa, Masahiro Kawamata, Shota Hashimoto, Yoichi Ikeda, Yusuke Nambu, Dita Puspita Sari, Isao Watanabe, Jumpei G. Nakamura, Akihiro Koda, Jun Gouchi, Yoshiya Uwatoko, Shunichiro Kittaka, Toshiro Sakakibara, Masaichiro Mizumaki, Naomi Kawamura, Takayoshi Yamanaka, Koichi Hiraki, Takahiko Sasaki, Masaki Fujita
Journal of the Physical Society of Japan 2024/12/15
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Magnetic structure of the noncentrosymmetric magnet Sr2MnSi2O7 through irreducible representation and magnetic space group analyses Invited Peer-reviewed
Y. Nambu, M. Kawamata, X. Pang, H. Murakawa, M. Avdeev, H. Kimura, H. Masuda, N. Hanasaki, Y. Onose
Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials 2024/10/01
DOI: 10.1107/S2052520624007625
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Understanding spin currents from magnon dispersion and polarization: Spin-Seebeck effect and neutron scattering study on Tb3Fe5O12 Invited Peer-reviewed
Kawamoto, Y., Kikkawa, T., Kawamata, M., Umemoto, Y., Manning, A.G., Rule, K.C., Ikeuchi, K., Kamazawa, K., Fujita, M., Saitoh, E., Kakurai, K., Nambu, Y.
Applied Physics Letters 124 (13) 2024
DOI: 10.1063/5.0197831
ISSN: 0003-6951
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Quantum criticality in YbCu4Ni Peer-reviewed
Osato, K., Taniguchi, T., Okabe, H., Kitazawa, T., Kawamata, M., Hongfei, Z., Ikeda, Y., Nambu, Y., Sari, D.P., Watanabe, I., Nakamura, J.G., Koda, A., Gouchi, J., Uwatoko, Y., Fujita, M.
Physical Review B 109 (2) 2024
DOI: 10.1103/PhysRevB.109.024435
ISSN: 2469-9969 2469-9950
Presentations 13
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ダイヤモンドネットワーク構造を有するEuTi2Al20の磁気構造の研究
川又雅広, 東中隆二, 松村武, M. Avdeev, 中尾裕則, 岩佐和晃, 服部 一匡, 松田達磨
学術変革領域研究(A)「アシンメトリ量子」2025 年度全体会議 2026/01/07
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共鳴X線散乱によるダイヤモンドネットワーク構造を有するEuTi2Al20の磁気構造解析
川又雅広, 東中隆二, 松村武, M. Avdeev, 中尾裕則, 岩佐和晃, 服部 一匡, 松田達磨
第19回 物性科学領域横断研究会 (領域合同研究会) 2025/11/27
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中性子・放射光実験による磁気構造を基盤とした機能性材料の研究 Invited
川又 雅広
構造物性インフォーマルミーティング(日本物理学会) 2025/09/18
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ダイアモンド構造を有するEuTi2Al20の共鳴X線散乱による低磁場相の磁気構造解析
川又 雅広, 東中隆二, 三宅雅尭, 出浦涼青, 佐藤孝亮, 松村武, 二川雄太, 中尾裕則, 大貫惇睦, 青木勇二, 松田達磨
日本物理学会 2025/09/17
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反転対称性の破れたフェリ磁性体Eu2MnSi2O7の磁性
川又 雅広, M. Avdeev, 藤田全基, 南部雄亮
東北大学金属材料研究所講演会 2024/12/20
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Neutron diffraction study on Co-based melilite compounds
M. Kawamata, M. Avdeev, Y. Nambu
The 46th Annual Condensed Matter and Materials Meeting 2024/02
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反転対称性の破れたフェリ磁性体Eu2MnSi2O7の磁気構造
川又雅広, M. Avdeev, 藤田全基, 南部雄亮
日本物理学会 2023/09
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中性子粉末回折法を用いたEu-オケルマナイト化合物の構造決定
川又 雅広, M. Avdeev, 南部雄亮
学術変革領域A超セラミックス 若手スクール 2023/04
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正方格子反強磁性体Sr2MnSi2O7の磁気励起
川又雅広, X. Pang, 村川寛, 河村聖子, 中島健次, 増田英俊, 花咲徳亮, 藤田全基, 小野瀬佳文, 南部雄亮
日本物理学会 2022/03
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Magnetic phase diagram in the centrosymmetric intermetallic compound PrGa2
M. Kawamata, Y. Ikeda, H. Okada, K. Ohishi, M. Avdeev, M. Fujita, Y. Nambu
Materials Research Meeting 2021 2021/12
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Neutron diffraction study on the centrosymmetric itinerant magnet PrGa2
M. Kawamata, K. M. Teddei, K. Ohishi, Y. Nambu
International Confernce on Frustration, Topology, and Spin Textures 2021/12
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反転対称性を持つ希土類金属間化合物PrGa2における磁化困難軸方向の相図の探索
川又雅広, 池田陽一, 岡田宏成, 大石一城, M. Avdeev, 藤田全基, 南部雄亮
東北大学金属材料研究所講演会 2021/05
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反転対称性を持つ磁性体における新奇スキルミオン相の探索
川又雅広
Tohoku U×CROSS×JAEA連携セミナー 2021/02
Research Projects 1
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偏極中性子散乱による実・逆空間磁気テクスチャの検出とスピントロニクス機構の開拓
川又 雅広
Offer Organization: 日本学術振興会
System: 科学研究費助成事業
Category: 特別研究員奨励費
Institution: 東北大学
2023/03/08 - 2025/03/31
https://orcid.org/0009-0001-2153-3565