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2010 Fiscal Year Self-evaluation Report

Foundation of quantum annealing in large systems and its application to quantum spin-glasses

Research Project

  • PDF
Project/Area Number 20740225
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Mathematical physics/Fundamental condensed matter physics
Research InstitutionAoyama Gakuin University

Principal Investigator

SUZUKI Sei  Aoyama Gakuin University, 理工学部, 助教 (30391999)

Project Period (FY) 2008 – 2011
Keywords物性理論 / 統計力学 / 計算物理 / 量子計算
Research Abstract

本課題では量子アニーリングの(1)基礎と(2)応用という二つの側面について研究を行う。
(1)基礎に関しては、熱力学極限における量子アニーリングの有効性を1次元ランダムイジング模型やランダム磁場イジング模型に対して調べる。研究手法としてはフェルミオン化の方法や密度行列繰り込み群などを用いる。
(2)応用に関しては量子アニーリングの考えを取り入れた量子モンテカルロシミュレーションにより、横磁場イジングスピングラスの静的・動的性質を調べる。調べる対象として横磁場中の無限レンジ模型や有限次元のスピングラスを取り上げる。

  • Research Products

    (17 results)

All 2011 2010 2009 2008

All Journal Article (6 results) (of which Peer Reviewed: 5 results) Presentation (11 results)

  • [Journal Article] Slow quench dynamics of the Kitaev model : anisotropic critical point and effect of disorder2010

    • Author(s)
      T.Hikichi, S.Suzuki, K.Sengupta
    • Journal Title

      Phys.Rev.B 82 174305

      Pages: 9

    • Peer Reviewed
  • [Journal Article] Long time dynamics following a quench in an integrable quantum spin chain : Local versus nonlocal operators and effective thermal behavior2010

    • Author(s)
      D.Rossini, S.Suzuki, G.Mussardo, G.E.Santoro, A.Silva
    • Journal Title

      Phys.Rev.B 81 144302

      Pages: 17

    • Peer Reviewed
  • [Journal Article] Quench dynamics of quantum and classical Ising chains : from the viewpoint of the Kibble-Zurek mechanism in Quantum Quenching2010

    • Author(s)
      S.Suzuki
    • Journal Title

      Annealing and Computation (Lecture Notes in Physics), edited by A.Das, A.Chandra and B.K.Chakrabarti, (Springer, Heidelberg) Vol.802

      Pages: 114-143

  • [Journal Article] Quantum-thermal annealing with a cluster-flip algorithm2009

    • Author(s)
      S.Morita, S.Suzuki, T.Nakamura
    • Journal Title

      Phys.Rev.E 79 065701(R)

      Pages: 4

    • Peer Reviewed
  • [Journal Article] Cooling dynamics of pureand random Ising chains2009

    • Author(s)
      S.Suzuki
    • Journal Title

      J.Stat.Mech. P03032

      Pages: 10

    • Peer Reviewed
  • [Journal Article] A comparison of classical andquantum annealing dynamics2009

    • Author(s)
      S.Suzuki
    • Journal Title

      J.Phys.:Conf.Ser. 143 012002

      Pages: 9

    • Peer Reviewed
  • [Presentation] Non-adiabatic quench dynamics near anisotropic quantum critical point2011

    • Author(s)
      S.Suzuki, T.Hikichi , K.Sengupta
    • Organizer
      Dynamics and Manipulation of Quantum Systems
    • Place of Presentation
      University of Tokyo
    • Year and Date
      2011-02-14
  • [Presentation] Kibble-Zurek mechanism inquantum annealing and simulated annealing2011

    • Author(s)
      S.Suzuki
    • Organizer
      International Symposium on Nanoscience and Quantum Physics 2011(nanoPHYS'11)
    • Place of Presentation
      Tokyo Institute of Technology
    • Year and Date
      2011-01-26
  • [Presentation] Non-adiabatic quench dynamics near anisotropic quantum critical point2010

    • Author(s)
      S.Suzuki, T.Hikichi , K.Sengupta
    • Organizer
      STATPHYS Kolkata VII, Saha Institute of Nuclear Physics
    • Place of Presentation
      Kolkata, India
    • Year and Date
      2010-11-28
  • [Presentation] 量子相転移点で終わる量子クエンチのダイナミクス2010

    • Author(s)
      鈴木正、引地匠、K. Sengupta
    • Organizer
      日本物理学会
    • Place of Presentation
      大阪府立大学
    • Year and Date
      2010-09-25
  • [Presentation] Quench dynamics of the uniform andnon-uniform Kitaev model2010

    • Author(s)
      S.Suzuki, T.Hikichi , K.Sengupta
    • Organizer
      Statistical Physics of Quantum Systems
    • Place of Presentation
      University of Tokyo
    • Year and Date
      2010-08-02
  • [Presentation] Quantum quench of a quantum Ising chain2009

    • Author(s)
      S. Suzuki, D. Rossini and G. E. Santoro
    • Organizer
      Dynamics and Manipulation of Quantum Systems
    • Place of Presentation
      University of Tokyo
    • Year and Date
      2009-10-14
  • [Presentation] 横磁場イジング模型における量子クエンチとキンク密度の時間発展2009

    • Author(s)
      鈴木正
    • Organizer
      日本物理学会
    • Place of Presentation
      熊本大学
    • Year and Date
      2009-09-26
  • [Presentation] Comparison of quench dynamics in quantum and classical systems2009

    • Author(s)
      S.Suzuki
    • Organizer
      International Workshop on Quantum Phase Transition and Dynamics:Quenching, Annealing and Quantum Computation (QAQC), Saha Institute of Nuclear Physics
    • Place of Presentation
      Kolkata, India
    • Year and Date
      2009-02-07
  • [Presentation] Quantum annealing by a quantum Monte-Carlo method with cluster algorithm2008

    • Author(s)
      S. Suzuki, S. Morita and T. Nakamura
    • Organizer
      Dynamics and Manipulation of Quantum Systems
    • Place of Presentation
      University of Tokyo
    • Year and Date
      2008-10-21
  • [Presentation] クラスターアルゴリズムによる量子アニーリング2008

    • Author(s)
      鈴木正、森田悟、中村統太
    • Organizer
      日本物理学会
    • Place of Presentation
      岩手大学
    • Year and Date
      2008-09-20
  • [Presentation] A Comparison of classicaland quantum annealing dynamics2008

    • Author(s)
      S.Suzuki
    • Organizer
      International Workshop on Statistical-Mechanical Informatics 2008(IW-SMI2008)
    • Place of Presentation
      Sendai International Center, Sendai, Japan(一般講演)
    • Year and Date
      2008-09-15

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Published: 2012-03-09   Modified: 2016-04-21  

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