Rchr
J-GLOBAL ID：200901099255489970
Update date: Aug. 22, 2024
YOKOYAMA Makoto
ヨコヤマ マコト | YOKOYAMA Makoto
Affiliation and department：
Job title：
Professor
Homepage URL (1)：
http://ltphys.sci.ibaraki.ac.jp/
Research field (1)：
Magnetism, superconductivity, and strongly correlated systems
Research theme for competitive and other funds (12)：
- 2023 - 2026 エキゾチック超伝導および非フェルミ液体異常をもたらす量子臨界状態の包括的理解
- 2023 - 2024 極低温無冷媒冷凍機で比熱を測定するための技術指導
- 2020 - 2023 Research on the mechanism of exotic superconductivity coupled with quantum critical fluctuations
- 2017 - 2021 Interplay between unusual superconducting critical field and magnetic correlation in Pauli-limited superconductors
- 2013 - 2016 Analysis on the multiphase diagram of spin-triplet superconductivity by micromagnetization measurements
- 2011 - 2013 一軸応力下微視測定による重い電子系の隠れた秩序の観測
- 2009 - 2011 Study on the superconducting micro-flux-jumps which successively appear around zero-field at low temperatures
- 2008 - 2010 Development and application of a neutron polarizing and focusing system based on magnetic field gradients
- 2007 - 2009 Study of Weak Magnetism and It's Relationship to Hidden Order and Superconductivity in 5f-Electron Systems
- 2006 - 2007 重い電子系における量子臨界現象の制御パラメータの決定
- 2004 - 2005 一軸応力下微視実験による強相関f電子系の新奇な磁性と超伝導の制御
- 2000 - 2002 微視測定および希釈法によるウラン化合物の軌道秩序とゆらぎの研究
Show all
Papers (98)：
-
Azumi Yashiro, Rahmanto, Kaketo Inami, Kohei Suzuki, Kaede Inoh, Teppei Takahashi, Ryosuke Koizumi, Yohei Kono, Shunichiro Kittaka, Yusei Shimizu, et al. Quantum criticality linked to the suppressed superconducting upper critical field in Ni-doped CeCoIn5. Physical Review Materials. 2024. 8. 8. L081801-1-L081801-6
-
S. Kittaka, Y. Kono, K. Tsunashima, D. Kimoto, M. Yokoyama, Y. Shimizu, T. Sakakibara, M. Yamashita, and K. Machida. Modulation vector of the Fulde-Ferrell-Larkin-Ovchinnikov state in CeCoIn5 revealed by high-resolution magnetostriction measurements. Physical Review B. 2023. 107. L220505-1-L220505-6
-
K. Iwasa, K. Suyama, S. Ohira-Kawamura, K. Nakajima, S. Raymond, P. Steffens, A. Yamada, T. D. Matsuda, Y. Aoki, I. Kawasaki, et al. Weyl-Kondo semimetal behavior in the chiral structure phase of Ce3Rh4Sn13. Physical Review Materials. 2023. 7. 1. 014201-1-014201-11
-
H. Sakai, Y. Tokunaga, S. Kambe, J.-X. Zhu, F. Ronning, J. D. Thompson, H. Kotegawa, H. Tou, K. Suzuki, Y. Oshima, et al. Nested antiferromagnetic spin fluctuations and non-Fermi-liquid behavior in electron-doped CeCo1-xNixIn5. Physical Review B. 2022. 106. 23. 235152-1-235152-8
-
W. Higemoto, M. Yokoyama, T. U. Ito, T. Suzuki, S. Raymond, and Y. Yanase. Direct measurement of the evolution of magnetism and superconductivity toward the quantum critical point. Proceedings of the National Academy of Sciences of the United States of America. 2022. 119. 49. e2209549119-1-e2209549119-6
ｍore...
MISC (117)：
-
鈴木康平, 横山淳, 大島佳樹, 天谷健一, 近藤晃弘, 金道浩一, 中村翔太, 橘高俊一郎, 榊原俊郎. Ce(Co1-xNix)In5における量子臨界揺らぎ. 日本物理学会講演概要集(CD-ROM). 2018. 73. 1. ROMBUNNO.24pK504-6
-
酒井宏典, 服部泰佑, 徳永陽, 神戸振作, RONNING Filip, ZHU Jianxin, 鈴木康平, 大島佳樹, 横山淳. Zn置換CeCoIn5におけるNQR/NMR研究. 日本物理学会講演概要集(CD-ROM). 2018. 73. 1. ROMBUNNO.24pK504-2-2279
-
Sakon Y., Kawasaki I., Yokoyama M., Fujimori S.-i., Yamagami H. 21aPS-45 Study on resonant photoemission spectroscopy for itinerant ferromagnet Sr_<1-x>La_xRuO_3. Meeting Abstracts of the Physical Society of Japan. 2016. 71. 2240-2240
-
Otaka R., Yokoyama M., Mashiko H., Tenya K., Ikeda Y., Shimizu Y., Kono Y., Yoshizawa H., Sakakibara T. 20pPSB-6 Low-temperature properties of heavy-fermion superconductor Ce(Co1_<1-x>Ni_x)In_5. Meeting Abstracts of the Physical Society of Japan. 2016. 71. 2111-2111
-
Hasebe Takayuki, Yokoyama Makoto. Spin dynamics in itinerant ferromagnet Sr1-xLaxRuO3. Meeting Abstracts of the Physical Society of Japan. 2016. 71. 2215-2215
ｍore...
Lectures and oral presentations (103)：
-
Carrier-doping effect and quantum criticality in Ni-doped CeCoIn5 investigated by Hall-resistivity measurements
(International Conference on Magnetism 2024 2024)
-
Relationship between quantum criticality and superconducting upper critical field in Ni-doped CeCoIn5
(International Conference on Magnetism 2024 2024)
-
Quantum criticality in Ni-doped CeCoIn5 investigated by specific heat and magnetization measurements
(International Conference on Magnetism 2024 2024)
-
CaRuO3のLa0.5K0.5イオン置換系における非フェルミ液体からフェルミ液体へのクロスオーバー
(日本物理学会2024年春季大会 2024)
-
ホール抵抗測定で探るNi置換したCeCoIn5のキャリアドープ効果と量子臨界現象
(日本物理学会2024年春季大会 2024)
ｍore...
Education (3)：
- 2000 - 2003 Hokkaido University Graduate School of Science Physiscs
- 1998 - 2000 Hokkaido University Graduate School of Science Physiscs
- 1994 - 1998 Hokkaido University Faculty of Science Physics
Professional career (2)：
- Doctor(Science) (Hokkaido University)
- Master(Science) (Hokkaido University)
Work history (5)：
- 2021/04 - 現在 茨城大学大学院理工学研究科(理学野)教授
- 2007/04 - 2021/03 茨城大学理学部理学科准教授
- 2005/04 - 2007/03 茨城大学理学部理学科助教授
- 2003/04 - 2005/03 茨城大学理学部自然機能科学科助手
- 2000/04 - 2003/03 日本学術振興会特別研究員(DC1)
Association Membership(s) (3)：
American Physical Society
, International Society for μSR Spectroscopy
, The Physical Society of Japan
