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Hisashi KOTEGAWA

D.Sc, Osaka University, 2002

Associate Professor

Condensed matter experiments

phoneF 078-803-5644

e-mailF

Research Description

(1) Research on low-temperature physics such as superconductivity, magnetism, and multipole ordering.

(2) Development of high pressure cell for NMR

Main Publications

  • H. Kotegawa, H. Hidaka, T.C. Kobayashi, D. Kikuchi, H. Sugawara, and H. Sato, gConnection between Charge Fluctuations and the Coherent Temperature in the Heavy-Fermion System SmOs4Sb12: A 121,123Sb-NQR Studyh, Physical Review Letters 99, 156408 (2007).

  • H. Kotegawa, K. Takeda, T. Miyoshi, S. Fukushima, H. Hidaka, T.C. Kobayashi, T. Akazawa, Y. Ohishi, M. Nakashima, A. Thamizhavel, R. Settai, and Y. Enuki, gPressure-Induced Superconductivity Emerging from Antiferromagnetic Phase in CeNiGe3h, Journal of the Physical Society of Japan 75, 044713 (2006).

  • H. Kotegawa, A. Harada, S. Kawasaki, Y. Kawasaki, Y. Kitaoka, Y. Haga, E. Yamamoto, Y. Enuki, K. M. Itoh, E. E. Haller, and H. Harima, gEvidence for Uniform Coexistence of Ferromagnetism and Unconventional Superconductivity in UGe2: A 73Ge-NQR Study under Pressureh, Journal of the Physical Society of Japan 74, 705 (2005).

  • H. Kotegawa, M. Yogi, Y. Imamura, Y. Kawasaki, G.-q. Zheng, Y. Kitaoka, S. Ohsaki, H. Sugawara, Y. Aoki, and H. Sato, gEvidence for Unconventional Strong-Coupling Superconductivity in PrOs4Sb12: An Sb Nuclear Quadrupole Resonance Studyh, Physical Review Letters 90, 027001-1-027001-4 (2003).

  • H. Kotegawa, K. Ishida, Y. Kitaoka, T. Muranaka, and J. Akimitsu, gEvidence for Strong-coupling S-wave Superconductivity in MgB2 : 11B NMR Studyh, Physical Review Letters 87, 127001 (2001).

  • H. Kotegawa, Y. Tokunaga, K. Ishida, G.-q. Zheng. Y. Kitaoka, H. Kito, A. Iyo, K. Tokiwa, T. Watanabe, and H, Ihara, gUnusual magnetic and superconducting characteristics in multilayered high-Tc cuprates: 63Cu-NMR studyh, Physical Review B 64, 064515 (2001).


    last update 14 April 2015
  • Department of Physics, Graduate School of Science / Faculty of Science, Kobe University
    1-1 Rokkodai, Nada-ku, Kobe, 657-8501 JAPAN