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2008 Fiscal Year Final Research Report

Numerical simulations of Anderson localization and lazing in random systems

Research Project

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Project/Area Number 17540356
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Mathematical physics/Fundamental condensed matter physics
Research InstitutionOsaka University

Principal Investigator

SLEVIN K. M.  Osaka University, 大学院・理学研究科, 准教授 (90294149)

Co-Investigator(Kenkyū-buntansha) OHTSUKI Tomi  上智大学, 理工学部, 教授 (50201976)
Project Period (FY) 2005 – 2008
KeywordsAnderson Localisation
Research Abstract

Numerical simulations of the Anderson transition and Anderson localization in 3D, 2D and fractal systems were performed. We confirmed that the lower critical dimension of the Anderson transition for Hamiltonians with symplectic symmetry is less than two. We obtained a precise estimate of the critical exponent for the Anderson transition in the integer Quantum Hall Effect.

  • Research Products

    (30 results)

All 2009 2008 2007 2006 2005

All Journal Article (18 results) (of which Peer Reviewed: 18 results) Presentation (11 results) Book (1 results)

  • [Journal Article] Transport properties in network models with perfectly conducting channels.2009

    • Author(s)
      K. Kobayashi, K. Hirose, H. Obuse, T. Ohtsuki and K. Slevin
    • Journal Title

      Journal of Physics : Conference Series 150(2)

      Pages: 022041

    • Peer Reviewed
  • [Journal Article] Quantum transport in novel Chalker-Coddington model2009

    • Author(s)
      K. Hirose, T. Ohtsuki, and K. Slevin
    • Journal Title

      Physica E : Low- dimensional Systems and Nanostructures 40(5)

      Pages: 1677-1680

    • Peer Reviewed
  • [Journal Article] Conductance-plateau transitions in quantum Hall wires with spatially correlated random magnetic fields2008

    • Author(s)
      T. Kawarabayshi, Y. Ono, T. Ohtsuki, S. Kettemann, A. Struck, B. Kramer
    • Journal Title

      Phys. Rev. B 78

      Pages: 205303

    • Peer Reviewed
  • [Journal Article] The quantum Hall effect in narrow quantum wires Physica B2008

    • Author(s)
      A. Struck, T. Kawarabayashi, A. Zhuravlev, T. Ohtsuki, B. Kramer, S. Kettemann
    • Journal Title

      Vol.245

      Pages: 393-408

    • Peer Reviewed
  • [Journal Article] Quantum transport properties of quantum Hall wires in the presence of correlated disorder Physica E2008

    • Author(s)
      T. Kawarabayashi, Y. Ono, T. Ohtsuki, S. Kettemann, A. Struck, B. Kramer
    • Journal Title

      Vol.40

      Pages: 1072-1074

    • Peer Reviewed
  • [Journal Article] Chalker-Coddington model described by an S-matrix with odd dimensions Physica E2008

    • Author(s)
      K. Hirose, T. Ohtsuki, K. Slevin
    • Journal Title

      Vol.40

      Pages: 1677-1679

    • Peer Reviewed
  • [Journal Article] Mesoscopic Hall effect driven by chiral spin order2007

    • Author(s)
      J. Ohe, T. Ohtsuki, B. Kramer
    • Journal Title

      Phys. Rev. B 75

      Pages: 245313

    • Peer Reviewed
  • [Journal Article] Unconventional conductance plateau transitions in quantum Hall wires with spatially correlated disorder2007

    • Author(s)
      T. Kawarabayshi, Y. Ono, T. Ohtsuki, S. Kettemann, A. Struck, B. Kramer
    • Journal Title

      Phys. Rev. B 75

      Pages: 235317

    • Peer Reviewed
  • [Journal Article] Quantum transport phenomena in disordered electron systems with spin-orbit coupling in two dimensions and below2006

    • Author(s)
      Y. Asada, K. Slevin, and T. Ohtsuki
    • Journal Title

      Physica E : Low-dimensional Systems and Nanostructures 34(1-2)

      Pages: 228-231

    • Peer Reviewed
  • [Journal Article] Spin-polarization induced by Rashba spin-orbit coupling in three-terminal devices Physica E2006

    • Author(s)
      M. Yamamoto, K. Dittmer, B. Kramer, T. Ohtsuki
    • Journal Title

      32

      Pages: 462-465

    • Peer Reviewed
  • [Journal Article] Shubnikov-de Haas effect on conductance fluctuations in two-dimensional random magnetic fields Physica E2006

    • Author(s)
      T. Kawarabayashi, T. Ohtsuki
    • Journal Title

      34

      Pages: 104-107

    • Peer Reviewed
  • [Journal Article] Possible Anderson transition below two dimensions in disordered systems of noninteracting electrons2006

    • Author(s)
      Y. Asada, K. Slevin, T. Ohtsuki
    • Journal Title

      Phys. Rev. B 73

      Pages: 041102(R)

    • Peer Reviewed
  • [Journal Article] Spin polarization in a T-shape conductor induced by strong Rashba spin-orbit coupling2005

    • Author(s)
      M. Yamamoto, T. Ohtsuki B. Kramer
    • Journal Title

      Phys. Rev. B 72

      Pages: 115321

    • Peer Reviewed
  • [Journal Article] Nonchiral Edge States at the Chiral Metal Insulator Transition in Disordered Quantum Hall Wires2005

    • Author(s)
      A. Struck, B. Kramer, T. Ohtsuki, S. Kettemann
    • Journal Title

      Phys. Rev. B 72

      Pages: 035339

    • Peer Reviewed
  • [Journal Article] Mesoscopic Stern-Gerlach spin filter by nonuniform spin-orbit interaction2005

    • Author(s)
      J. Ohe, M. Yamamoto, T. Ohtsuki, J. Nitta
    • Journal Title

      Phys. Rev. B 72

      Pages: 041308(R)

    • Peer Reviewed
  • [Journal Article] Anderson Transition in the Three Dimensional Symplectic Universality Class J2005

    • Author(s)
      Y. Asada, K. Slevin, T. Ohtsuki
    • Journal Title

      Phys. Soc. Jpn. Suppl 74

      Pages: 238

    • Peer Reviewed
  • [Journal Article] Transport properties in disordered magnetic fields with a fixed sign2005

    • Author(s)
      T. Kawarabayashi and T. Ohtsuki
    • Journal Title

      Phys. Rev. B 1-5

      Pages: 71045302

    • Peer Reviewed
  • [Journal Article] Random network models and quantum phase transitions in two dimensions Physics Reports2005

    • Author(s)
      B. Kramer, T. Ohtsuki, S. Kettemann
    • Journal Title

      417

      Pages: 211-344

    • Peer Reviewed
  • [Presentation] ランダム作用素のスペクトルと関連する話題2008

    • Author(s)
      K. Slevin
    • Organizer
      京都大学大学院人間・環境学研究科
    • Place of Presentation
      Kyoto
    • Year and Date
      2008-11-27
  • [Presentation] Critical conductance distributions at the localization-delocalization transitions2008

    • Author(s)
      T. Ohtsuki
    • Organizer
      Delocalization Transition and Multifractality
    • Place of Presentation
      Gregynog
    • Year and Date
      2008-11-04
  • [Presentation] Recent Developments and Open Questions in Anderson Localisation2008

    • Author(s)
      K. Slevin
    • Organizer
      Fest for John Pendry
    • Place of Presentation
      London
    • Year and Date
      2008-09-29
  • [Presentation] Scaling Theory : Latest Results2008

    • Author(s)
      K. Slevin
    • Organizer
      6th International workshop on disordered systems
    • Place of Presentation
      La Falda
    • Year and Date
      2008-09-11
  • [Presentation] Localization : the Scaling Theory2008

    • Author(s)
      K. Slevin
    • Organizer
      6th International workshop on disordered systems
    • Place of Presentation
      La Falda
    • Year and Date
      2008-09-09
  • [Presentation] Corrections to Scaling and Critical Exponents in the 2D Anderson Transition2008

    • Author(s)
      K. Slevin
    • Organizer
      Network Models in Quantum Physics
    • Place of Presentation
      Bremen
    • Year and Date
      2008-07-23
  • [Presentation] Finite Size Scaling and Application to disordered Systems2008

    • Author(s)
      K. Slevin
    • Organizer
      Network Models in Quantum Physics
    • Place of Presentation
      Bremen
    • Year and Date
      2008-07-22
  • [Presentation] Numerical Simulations of Anderson Localisation in Systems with Spin-Orbit Scattering2007

    • Author(s)
      K. Slevin
    • Organizer
      Physics of Nanostructures and Nanomaterials
    • Place of Presentation
      Bariloche
    • Year and Date
      2007-12-10
  • [Presentation] Localization : a condensed matter physicists'view2006

    • Author(s)
      K. Slevin
    • Organizer
      Spectral Theory of Random Schrodinger Operators and Related Fields in Probability Theory
    • Place of Presentation
      Kyoto
    • Year and Date
      2006-12-15
  • [Presentation] Numerical Simulations of Anderson Localisation2006

    • Author(s)
      K. Slevin
    • Organizer
      5th International Workshop on Disordered Systems
    • Place of Presentation
      Maceio
    • Year and Date
      2006-09-19
  • [Presentation] Is there an Anderson Transition below 2D2005

    • Author(s)
      K. Slevin
    • Organizer
      CMT29
    • Place of Presentation
      Kizu
    • Year and Date
      2005-09-16
  • [Book] Quantum Network Models and their Symmetry Properties in "Topological Aspects of Critical Systems and Networks"2007

    • Author(s)
      T. Ohtsuki, K. Slevin
    • Publisher
      ed. K. Yakubo et. al. (World Scientific)

URL: 

Published: 2010-06-10   Modified: 2021-04-07  

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