Preprints

Nobuhiko Hayashi

2013

  1. "Impurity scattering effect on the zero-energy peak of the local density of states in a multi-quantum vortex core"
    T. Yamane, Y. Nagai, K. Tanaka, and N. Hayashi
    arXiv:1301.6445 [cond-mat.supr-con]

2012

  1. "Quasiclassical numerical method for mesoscopic superconductors: bound states in a circular d-wave island with a single vortex"
    Y. Nagai, K. Tanaka, and N. Hayashi
    arXiv:1202.2661 [cond-mat.supr-con]
    Phys. Rev. B 86 (2012) 094526.

2011

  1. "Torque theory of anisotropic superconductors with no phenomenological parameter in determining vortex core size"
    Daichi Kubota, Nobuhiko Hayashi, and Takekazu Ishida
    arXiv:1103.1037 [cond-mat.supr-con]
    Phys. Rev. B 83 (2011) 184518.

  2. "Effect of Born and unitary impurity scattering on the Kramer-Pesch shrinkage of a vortex core in an s-wave superconductor"
    N. Hayashi, Y. Higashi, N. Nakai, and H. Suematsu
    arXiv:1110.5050 [cond-mat.supr-con]
    Physica C 484 (2013) 69.

2010

  1. "Phase transition in the 3 Kelvin phase in the eutectic Sr2RuO4-Ru"
    Hirono Kaneyasu, Nobuhiko Hayashi, Bruno Gut, Kenji Makoshi, and Manfred Sigrist
    arXiv:1004.1940 [cond-mat.supr-con]
    J. Phys. Soc. Jpn. 79 (2010) 104705.

2009

  1. "Field angle dependence of the zero-energy density of states in unconventional superconductors: analysis of the borocarbide superconductor YNi2B2C"
    Y. Nagai, N. Hayashi, Y. Kato, K. Yamauchi, and H. Harima
    arXiv:0901.2758 [cond-mat.supr-con]
    J. Phys.: Conf. Ser. 150 (2009) 052177.

  2. "Surface Bound States in n-band Systems with Quasiclassical Approach"
    Y. Nagai and N. Hayashi
    arXiv:0903.1227 [cond-mat.supr-con]
    Phys. Rev. B 79 (2009) 224508.

  3. "Direct Numerical Confirmation of Pinning Induced Sign Change in Superconducting Hall Effect in Type-II Superconductors"
    N. Nakai, N. Hayashi, and M. Machida
    arXiv:0908.2864 [cond-mat.supr-con]
    Phys. Rev. B 83 (2011) 024507.

  4. "First-principles-based ±s-wave modelling for iron-based superconductors: Studies for specific heat and nuclear magnetic relaxation rate"
    N. Nakai, H. Nakamura, Y. Ota, Y. Nagai, N. Hayashi, and M. Machida
    arXiv:0909.1195 [cond-mat.supr-con]
    Phys. Rev. B 82 (2010) 094501.

  5. "Analysis of field-angle dependent specific heat in unconventional superconductors: a comparison between Doppler-shift method and Kramer-Pesch approximation"
    N. Hayashi, Y. Nagai, and Y. Higashi
    arXiv:0910.3993 [cond-mat.supr-con]
    Physica C 470 (2010) S865.

  6. "Surface-angle dependence of the tunneling spectroscopy in iron-based superconductors: sign-reversing s-wave scenarios"
    Y. Nagai, N. Hayashi, and M. Machida
    arXiv:0910.4040 [cond-mat.supr-con]
    Physica C 470 (2010) S504.

2008

  1. "Kramer-Pesch approximation for analyzing field-angle-resolved measurements made in unconventional superconductors: A calculation of the zero-energy density of states"
    Y. Nagai and N. Hayashi
    arXiv:0802.1579 [cond-mat.supr-con]
    Phys. Rev. Lett. 101 (2008) 097001.

  2. "LDA + Negative U Solves a Puzzle of too Large Calculated Magnetic Moment in Iron-based Superconductor LaFeAsO_{1-x}F_x"
    H. Nakamura, N. Hayashi, N. Nakai, and M. Machida
    arXiv:0806.4804 [cond-mat.supr-con]
      (Phys. Soc. Jpn. 77 (2008) Suppl. C 153)

  3. "Model for vortex-core tunneling spectroscopy of chiral p-wave superconductors via odd-frequency pairing states"
    Y. Tanuma, N. Hayashi, Y. Tanaka, and A. A. Golubov
    arXiv:0808.0680 [cond-mat.supr-con]
    Phys. Rev. Lett. 102 (2009) 117003.

  4. "Nuclear magnetic relaxation and superfluid density in Fe-pnictide superconductors: An anisotropic ±s-wave scenario"
    Y. Nagai, N. Hayashi, N. Nakai, H. Nakamura, M. Okumura, and M. Machida
    arXiv:0809.1197 [cond-mat.supr-con]
    New J. Phys. 10 (2008) 103026.

2007

  1. "Josephson Effect between Conventional and Rashba Superconductors"
    N. Hayashi, C. Iniotakis, M. Machida, and M. Sigrist
    arXiv:0711.3241 [cond-mat.supr-con]
    Physica C 468 (2008) 844.

  2. "Calculated Positions of Point-Nodes in the Gap Structure of the Borocarbide Superconductor YNi2B2C"
    Y. Nagai, Y. Kato, N. Hayashi, K. Yamauchi, and H. Harima
    arXiv:0706.1863 [cond-mat.supr-con]
    Phys. Rev. B 76 (2007) 214514.

  3. "Andreev bound states and tunneling characteristics of a non-centrosymmetric superconductor"
    C. Iniotakis, N. Hayashi, Y. Sawa, T. Yokoyama, U. May, Y. Tanaka, and M. Sigrist
    cond-mat/0701643
    Phys. Rev. B 76 (2007) 012501.

2006

  1. "Analytical Result on Electronic States around a Vortex Core in a Noncentrosymmetric Superconductor"
    Y. Nagai, Y. Kato, and N. Hayashi
    cond-mat/0602254
    J. Phys. Soc. Jpn. 75 (2006) 043706.

  2. "Analytical Formulation of the Local Density of States around a Vortex Core in Unconventional Superconductors"
    Y. Nagai, Y. Ueno, Y. Kato, and N. Hayashi
    cond-mat/0605441
    J. Phys. Soc. Jpn. 75 (2006) 104701.

2005

    [Apr. 7, 2005]
  1. "Nuclear Magnetic Relaxation Rate in a Noncentrosymmetric Superconductor"
    N. Hayashi, K. Wakabayashi, P. A. Frigeri, and M. Sigrist
    4 pages; (cond-mat/0504176)
    Phys. Rev. B 73 (2006) 092508.

    [, 2005]

  2. "Temperature Dependence of the Superfluid Density in a Noncentrosymmetric Superconductor"
    N. Hayashi, K. Wakabayashi, P. A. Frigeri, and M. Sigrist
    cond-mat/0510546
    Phys. Rev. B 73 (2006) 024504.

  3. " Spatially resolved NMR relaxation rate in a noncentrosymmetric superconductor"
    N. Hayashi, K. Wakabayashi, P. A. Frigeri, Y. Kato, and M. Sigrist
    cond-mat/0510547
    Physica B 378-380 (2006) 388.

  4. "Basic Properties of a Vortex in a Noncentrosymmetric Superconductor"
    N. Hayashi, Y. Kato, P. A. Frigeri, K. Wakabayashi, and M. Sigrist
    cond-mat/0510548
    Physica C 437-438 (2006) 96.

  5. "S-wave spin-triplet order in superconductors without inversion symmetry: Li2Pd3B and Li2Pt3B"
    H. Q. Yuan, D. F. Agterberg, N. Hayashi, P. Badica, D. Vandervelde, K. Togano, M. Sigrist, and M. B. Salamon
    cond-mat/0512601
    Phys. Rev. Lett. 97 (2006) 017006.

2004

    [Nov. 4, 2004]
  1. "Impurity effect on Kramer-Pesch core shrinkage in s-wave vortex and chiral p-wave vortex"
    N. Hayashi, Y. Kato, and M. Sigrist
    18 pages, 4 figures ; (cond-mat/0411110)
    Proc. of NATO ARW: VORTEX 2004, Yalta (Ukraine)
    J. Low Temp. Phys. 139 (2005) 79-96.

2002

    [Feb. 12, 2002]
  1. "Elementary vortex pinning potential in a chiral p-wave superconductor"
    Nobuhiko Hayashi and Yusuke Kato
    4 pages, 4 figures included; (cond-mat/0202191)
    Phys. Rev. B 66 (2002) 132511.

    [Mar. 14, 2002]

  2. "Numerical Study of Impurity Effects on Quasiparticles within S-wave and Chiral P-wave Vortices"
    Yusuke Kato and Nobuhiko Hayashi
    8 pages, 9 figures included; (cond-mat/0203271/)
    J. Phys. Soc. Jpn. 71 (2002) 1721-1727.

    [June 17, 2002]

  3. "Nuclear Magnetic Relaxation Rate in the Vortex State of a Chiral p-Wave Superconductor"
    Nobuhiko Hayashi and Yusuke Kato
    2 pages, 2 figures included; (LT23 Proceedings) [21BP84]
    (cond-mat/0210638)
    Physica C 388-389 (2003) 513-514.

    [June 17, 2002]

  4. "Physics of Vortex Core in Chiral P-wave Superconductor"
    Yusuke Kato and Nobuhiko Hayashi
    2 pages, 2 figures included; (LT23 Proceedings) [25BP83]
    Physica C 388-389 (2003) 519-520.

    [June 17, 2002]

  5. "Monte Carlo Study of Pseudo-Gap Temperature T^* within JJA Model"
    C. Kawabata, M. Takeuchi, N. Hayashi, F. Ono, S. R. Shenoy, and A. R. Bishop
    2 pages; (LT23 Proceedings) [21BP2]
    Physica C 388-389 (2003) 31-32.

    [July 12, 2002]

  6. "Interplay between Vorticity and Chirality inside the Vortex Core in Chiral p-Wave Superconductors"
    Nobuhiko Hayashi and Yusuke Kato
    6 pages, 2 figures; MOS2002 Proceedings,
    Hsinchu (Taiwan), August 13 -- 18, 2002.
    (cond-mat/0210639)
    J. Low Temp. Phys. 131 (2003) 893-897.

    [Aug. 6, 2002]

  7. "Relation between Vortex Pinning Energy and Anderson's Theorem"
    Nobuhiko Hayashi and Yusuke Kato
    14 pages, 1 figure; Proceedings of NATO ARW: Vortex Dynamics in HTSC,
    Tashkent (Uzbekistan), 17 -- 22 May 2002.
    (cond-mat/0210642)
    J. Low Temp. Phys. 130 (2003) 193-206.

2001

    [July 30, 2001]
  1. "Kramer-Pesch effect in chiral p-wave superconductors"
    Yusuke Kato and Nobuhiko Hayashi
    9 pages, 15 figures included; (cond-mat/0107517)
    J. Phys. Soc. Jpn. 70 (2001) 3368.

    [Aug. 6, 2001]

  2. "Critical Temperature Tc and Charging Energy Ec between B-B layers of Superconducting diboride materials MgB2 in 3D JJA model"
    Chikao Kawabata, Nobuhiko Hayashi, and Fumihisa Ono
    3 pages, 1 figure included; (cond-mat/0108052)
    J. Phys. Soc. Jpn. 70 (2001) 3184.

    [Aug 10, 2001]

  3. "Elementary vortex pinning potential in superconductors with unconventional order parameter"
    Nobuhiko Hayashi and Yusuke Kato
    7 pages, 4 figures included; (cond-mat/0108154)
    Physica C 367 (2002) 41.

    [Sep. 14, 2001]

  4. "Critical Temperature T_c versus Charging Energy E_c in MgB2 and C60/CHBr3"
    Chikao Kawabata, Nobuhiko Hayashi, and Fumihisa Ono
    9 pages, 1 figure included; (cond-mat/0109251)
    Physica C 378-381 (2002) 220.

    [Nov. 13, 2001]

  5. "Critical Temperature Tc versus Charging Energy Ec in Molecular-Intercalated Fullerenes"
    Chikao Kawabata, Nobuhiko Hayashi, and Fumihisa Ono
    4 pages, 1 figure included; (cond-mat/0111230)

1999

    [Aug. 23, 1999]
  1. "Many-Body Vortex Effect on the Transverse Force Acting on a Moving Vortex"
    Nobuhiko Hayashi
    5 pages, 3 figures included; (cond-mat/9908317)
    J. Phys. Soc. Jpn. 68 (1999) 3154.