Research field (2):
Inorganic and coordination chemistry
, Magnetism, superconductivity, and strongly correlated systems
Research theme for competitive and other funds (2):
2022 - 2026 Development of innovative magnetic materials via active site-selective substitution in hexagonal ferrites as multi-site compounds
2020 - 2023 Detection of surface states in topological phases by FIB microcoils
Papers (163):
Y. Tokiwa, P. Opletal, H. Sakai, S. Kambe, E. Yamamoto, M. Kimata, S. Awaji, T. Sasaki, D. Aoki, Y. Haga, et al. Reinforcement of superconductivity by quantum critical fluctuations of metamagnetism in UTe2. Physical Review B. 2024. 109. L140502-1-L140502-6
Y. Tokiwa, H. Sakai, S. Kambe, P. Opletal, E. Yamamoto, M. Kimata, S. Awaji, T. Sasaki, Y. Yanase, Y. Haga, et al. Anomalous vortex dynamics in the spin-triplet superconductor UTe2. Physical Review B. 2023
Sakai Hironori, Haga Yoshinori. High quality single crystal growth of a novel superconductor UTe$_2$; Improvement of $T_{\rm c}$ and multiple superconducting phase diagram. Kotai Butsuri. 2023. 58. 10. 529-536
Katsuki Kinjo, Hiroki Fujibayashi, Hiroki Matsumura, Fumiya Hori, Shunsaku Kitagawa, Kenji Ishida, Yo Tokunaga, Hironori Sakai, Shinsaku Kambe, Ai Nakamura, et al. Superconducting spin reorientation in spin-triplet multiple superconducting phases of UTe 2. Science Advances. 2023
Tokunaga Yo, Sakai Hironori, Kitagawa Shunsaku*, Ishida Kenji*. Physics of spin-triplet superconductivity in uranium compounds studied by NMR. Nihon Butsuri Gakkai-Shi. 2023. 78. 5. 267-272
常盤欣文, OPLETAL Petr, 酒井宏典, 久保勝規, 神戸振作, 山本悦嗣, 木俣基, 淡路智, 佐々木孝彦, 青木大, et al. Induced first-order transition inside superconducting state by metamagnetism in an easy-axis magnetic field on UTe2. 日本物理学会講演概要集(CD-ROM). 2023. 78. 1