Nobuhiko Hayashi
Nanoscience and Nanotechnology Research Center (N2RC)
Osaka Prefecture University
1-2 Gakuencho, Naka-ku, Sakai
599-8570 Osaka
Japan

E-mail:

 

Education:
  • Ph.D. (Physics), Mar. 1999, Okayama University, Okayama, Japan (Supervisor: Prof. Kazushige Machida)
    "Vortex structure in anisotropic and quantum-limit superconductors" (Abstracts: short; long | Related Information)
  • M.S. (Physics), Mar. 1996, Okayama University, Okayama, Japan
  • B.S. (Physics), Mar. 1994, Okayama University, Okayama, Japan

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    Research Areas / Interests:

    Theoretical condensed matter physics and its related areas,
    especially, "Spatially Inhomogeneous" superconducting systems

    • Unconventional Superconductivity
    • Vortex Structure in Superconductors & Superfluids
    • Vortex Dynamics
    • Mesoscopic Superconducting Systems (Josephson Junction, Tunnnel Junction, etc.)
    • Odd-frequency Superconductivity
    • Non-centrosymmetric Superconductors
    • Bosonic and Fermionic Atomic Gases

     

     

    Appointments:
  • Lecturer, N2RC, Osaka Prefecture University, Jan. 2009 - present
  • CREST(JST) Postdoc researcher, CCSE, Japan Atomic Energy Agency, Apr. 2007 - Dec. 2008
  • Postdoc researcher, ITP-ETH Zurich, Mar. 2006 - Mar. 2007
  • Research Fellow of the Japan Society for the Promotion of Science (JSPS Fellow for Research Abroad), ITP-ETH Zurich, Feb. 2004 - Feb. 2006
  • Research Associate, Computer Center, Okayama University, Apr. 1999 - Mar. 2004
  • Research Fellow of the Japan Society for the Promotion of Science (JSPS Young Scientist), Apr. 1998 - Mar. 1999

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    Teaching Experience:
  • "Lecture: Introduction to Superconductivity" for graduate students (M1), Apr. - Jul. (2009, 2010) at Osaka Pref. Univ.
  • "Exercises: Unconventional Superconductivity" with Dr. J. L. Gavilano, Oct. 2005 - Feb. 2006 at ETH Zurich

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    Fellowships:
  • 2003 JSPS Postdoctoral Fellowships for Research Abroad, Feb. 2004 - Feb. 2006
  • Research Fellowships of the Japan Society for the Promotion of Science (JSPS) for Young Scientists, Apr. 1998 - Mar. 1999

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    Invited Talks:
  • "New Theoretical Method for Analyzing the Field-Angle-Dependent Measurements Made in Unconventional Superconductors,"
    International Workshop on Nanostructured Superconductors: From fundamentals to applications,
    Freudenstadt-Lauterbad (Germany), 13 -- 17 September 2008

  • "Josephson Effect between Conventional and Rashba Superconductors,"
    Workshop on Non-Centrosymmetric Superconductors,
    Zurich (Switzerland), 30 -- 31 May 2008

  • "Vortex Physics in Non-Centrosymmetric Superconductors," (in Japanese)
    The 62th Annual Meeting of the Physical Society of Japan,
    Sapporo (Japan), 21 -- 24 September 2007

  • "Chirality-Dependent Vortex Pinning in Chiral Type-II Superconductors,"
    NATO ARW: International Workshop on Vortex Dynamics in High Temperature Suserconductors,
    Tashkent (Uzbekistan), 17 -- 22 May 2002

  • "Microscopic mechanism of electric charging of a vortex core as an inherent property of the Caroli-de Gennes-Matricon states,"
    International Workshop on Microscopic Structure and Dynamics of Vortices in Unconventional Superconductors and Superfluids,
    Dresden (Germany), 28 February -- 3 March 2000

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    Publications (selected):
    1. N. Nakai, N. Hayashi, and M. Machida,
      "Direct numerical confirmation of pinning induced sign change in superconducting Hall effect in type-II superconductors",
      Phys. Rev. B 83 (2011) 024507.

    2. N. Hayashi, K. Wakabayashi, P. A. Frigeri, and M. Sigrist,
      "Temperature dependence of the superfluid density in a noncentrosymmetric superconductor,"
      Phys. Rev. B 73 (2006) 024504.

    3. N. Hayashi and Y. Kato,
      "Elementary vortex pinning potential in superconductors with unconventional order parameter,"
      Physica C 367 (2002) 41.

    4. N. Hayashi, M. Ichioka, and K. Machida,
      "Relation between vortex core charge and vortex bound states,"
      J. Phys. Soc. Jpn. 67 (1998) 3368.

    5. N. Hayashi, T. Isoshima, M. Ichioka, and K. Machida,
      "Low-lying quasiparticle excitations around a vortex core in quantum limit,"
      Phys. Rev. Lett. 80 (1998) 2921.

    6. N. Hayashi, M. Ichioka, and K. Machida,
      "Star-shaped local density of states around vortices in a type-II superconductor,"
      Phys. Rev. Lett. 77 (1996) 4074.

      full publication list ->

    Memberships:
  • Life Member of The American Physical Society, 1999 - in perpetuity
  • Member of The Physical Society of Japan, 1994 - present

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    References:
  • Prof. Kazushige Machida, Department of Physics, Okayama University, Okayama 700-8530, Japan
  • Prof. Yusuke Kato, Department of Basic Science, University of Tokyo, Tokyo 153-8902, Japan
  • Prof. Manfred Sigrist, Theoretische Physik, ETH-Zurich, CH-8093 Zurich, Switzerland
  • Dr. Masahiko Machida, CCSE, Japan Atomic Energy Agency, 6-9-3 Higashi-Ueno, Tokyo 110-0015, Japan

    • N. Hayashi
    Last Revised: 24 January 2011