Ibaraki University's
Graduate School of Science and Engineering (Science)
Department of Science (Physics Course)

Associate Professor

YOKOYAMA Makoto


Career

  1. 日本学術振興会特別研究員(DC1) 2000/04-2003/03
  2. 茨城大学理学部自然機能科学科助手 2003/04-2005/03
  3. 茨城大学理学部理学科助教授 2005/04-2007/03
  4. 茨城大学理学部理学科准教授 2007/04-Present

Academic background

  1. Hokkaido University Faculty of Science Physics 1998 Graduated
  2. Hokkaido University Graduate School of Science Physiscs Master course 2000 Completed
  3. Hokkaido University Graduate School of Science Physiscs Doctor later 2003 Completed

Academic degrees

  1. Doctor(Science) Hokkaido University
  2. Master(Science) Hokkaido University

Research Areas

  1. 低温磁性、強相関電子系の物性

Subject of research

  1. Physics on strongly correlated electron system 1998-Present

Papers

  1. Research paper (scientific journal) Joint Anisotropic magnetic-field response of quantum critical fluctuations in Ni-doped CeCoIn5 M. Yokoyama, K. Suzuki, K. Tenya, S. Nakamura, Y. Kono, S. Kittaka, and T. Sakakibara Physical Review B 99, 054506-1-054506-6 2019 10.1103/PhysRevB.99.054506
  2. Research paper (scientific journal) Joint Observation of a new field-induced phase transition and its concomitant quantum critical fluctuations in CeCo(In1-xZnx)5 M. Yokoyama, H. Mashiko, R. Otaka, Y. Oshima, K. Suzuki, K. Tenya, Y. Shimizu, A. Nakamura, D. Aoki, A. Kondo, K. Kindo, S. Nakamura, and T. Sakakibara Physical Review B 95, 224425-1-224425-5 2017
  3. Research paper (scientific journal) Correlation effect in Sr1-xLaxRuO3 studied by soft x-ray photoemission spectroscopy I. Kawasaki, Y. Sakon, S.-i. Fujimori, H. Yamagami, K. Tenya, and M. Yokoyama Physical Review B 94, 174427-1-174427-7 2016
  4. Research paper (scientific journal) Joint Enhancement of ferromagnetism by oxygen isotope substitution in strontium ruthenate SrRuO3 H. Kawanaka, Y. Aiura, T. Hasebe, M. Yokoyama, T. Masui, Y. Nishihara, and T. Yanagisawa Scientific Reports 6, 35150-1-35150-6 2016
  5. Research paper (scientific journal) Joint Superconductivity and Non-Fermi-Liquid Behavior in the Heavy-Fermion Compound CeCo1-xNixIn5 R. Otaka, M. Yokoyama, H. Mashiko, T. Hasegawa, Y. Shimizu, Y. Ikeda, K. Tenya, S. Nakamura, D. Ueta, H. Yoshizawa, and T. Sakakibara Journal of the Physical Society of Japan 85, 094713-1-094713-7 2016

Research presentations

  1. Poster presentation Sr1-x(La,K)xRuO3における遍歴強磁性秩序の消失 日本物理学会第74回年次大会 2019
  2. Oral presentation(general) CeCoIn5のNi置換系における異方的量子臨界揺らぎ 日本物理学会第74回年次大会 2019
  3. Oral presentation(invited, special) CeCoIn5のイオン置換系における磁場誘起反強性と量子臨界揺らぎ 第三回強相関電子系研究会 2018
  4. Oral presentation(general) CeCoIn5のZnイオン置換により誘起される反強磁性の磁気構造 日本中性子科学会第18回年会 2018
  5. Poster presentation 重い電子系超伝導体CeCo(In1-xZnx)5における熱伝導率 日本物理学会2018年秋季大会 2018

Memberships of academic societies

  1. The Physical Society of Japan
  2. International Society for μSR Spectroscopy