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Temperature Chaos in the EA Spin Glasses and its effect on dynamics

Research Project

Project/Area Number 18740226
Research Category

Grant-in-Aid for Young Scientists (B)

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

Principal Investigator

SASAKI Munetaka  Tohoku University, 大学院工学研究科, 助教授 (80400282)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,110,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥210,000)
Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2007: ¥700,000 (Direct Cost: ¥700,000)
Fiscal Year 2006: ¥1,500,000 (Direct Cost: ¥1,500,000)
Keywordsスピングラス / フラストレーション系 / 温度カオス効果 / メモリー効果 / 若返り / エイジング現象 / 統計力学 / 計算物理 / 長距離相互作用系 / 確率的カットオフ法 / アルゴリズム / モンテカルロ法 / 磁気双極子系 / ランダムスピン系 / Sinaiモデル / 温度カオス / 非平衡ダイナミクス / ランダム系 / 実空間繰り込み群
Research Abstract

最初に、連続スピン型のEAスピングラス(近接スピンとのみ相互作用するスピングラス)において温度カオス(熱平衡状態のカオス的な温度依存性)の存在を示唆する結果を得た。次に、温度カオスがある系でもダイナミクスにおけるメモリー効果が存在しうることを示した。また、イジングEAスピングラスにおける磁場中スピングラス相の不在を示した。最後に、長距離相互作用系のための新しいモンテカルロ法の開発とその応用を行った。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (25 results)

All 2009 2008 2007 2006

All Journal Article (8 results) (of which Peer Reviewed: 4 results) Presentation (17 results)

  • [Journal Article] Stochastic Cutoff Method for Long-Range Interacting Systems2008

    • Author(s)
      Munetaka Sasaki, Fumitaka Matsubara
    • Journal Title

      Journal of the Physical Society of Japan 77

    • NAID

      110006613886

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Stochastic Cutoff Method for Long-Range Interacting Systems2008

    • Author(s)
      Munetaka Sasaki
    • Journal Title

      Journal of the Physical Society of Japan 77

      Pages: 0240041-5

    • NAID

      110006613886

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Scaling Analyssi of Domain-Wall Free Energy in the Edwards-Anderson Ising Spin Glass in a Magnetic Field2007

    • Author(s)
      Munetaka Sasaki, Koji Hukushima, Hajime Yoshino, Hajime Takayama
    • Journal Title

      Physical Review Letters 99

    • URL

      http://ir.library.tohoku.ac.jp/re/handle/10097/35059

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Chaos Effect in the Edwards-Anderson Ising Spin Glass: A Numerical Domain Wall Renormalization Group Study2007

    • Author(s)
      Munetaka Sasaki, Koji Hukushima, Hajime Yoshino, Hajime Takayama
    • Journal Title

      Activity Report 2006 (ISSP Supercomputer Center, University of Tokyo)

      Pages: 38-48

    • Related Report
      2008 Final Research Report
  • [Journal Article] Absence of Spin Glass Phase in the Edwards-Anderson Ising Spin Glass in Magnetic Field2007

    • Author(s)
      Munetaka Sasaki, Koji Hukushima, Hajime Yoshino and Hajime Takayama
    • Journal Title

      Journal of Magnetism and Magnetic Materials 310

      Pages: 1514-1516

    • Related Report
      2008 Final Research Report
  • [Journal Article] Chaos Effect in the Edwards-Anderson Ising Spin Glass: A Numerical Domain-Wall Renormalization-Group Study2007

    • Author(s)
      Munetaka Sasaki
    • Journal Title

      Activity Report 2006 (ISSP Supercomputer Center, University Tokyo)

      Pages: 38-48

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Scaling Analysis of Domain-Wall Free-Energy in the Edwards-Anderson Ising Spin Glass in a Magnetic Field2007

    • Author(s)
      Munetaka Sasaki
    • Journal Title

      Physical Review Letters 99

      Pages: 1372021-4

    • NAID

      120000775176

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Absence of spin glass phase in the Edwards-Anderson Ising spin glass in magnetic field2007

    • Author(s)
      M.Sasaki
    • Journal Title

      Journal of Magnetism and Magnetic Materials 310

      Pages: 1514-1516

    • Related Report
      2006 Annual Research Report
  • [Presentation] スピングラスにおけるエイジング現象と温度カオスの研究2009

    • Author(s)
      佐々木志剛
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      東京
    • Year and Date
      2009-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] スピングラスにおけるエイジングと温度カオスの研究2009

    • Author(s)
      佐々木志剛
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      東京
    • Year and Date
      2009-03-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] Study of Glassy Systemswith Long-Range Interactions by the Stochastic Cutoff Method2008

    • Author(s)
      Munetaka Sasaki
    • Organizer
      JPSJ Japan-France Bilateral Joint Seminar 2008 on "Frontiers of Glassy Physics"
    • Place of Presentation
      Kyoto
    • Year and Date
      2008-11-22
    • Related Report
      2008 Final Research Report
  • [Presentation] Study of Glassy Systems with Long-Range Interactions by the Stochastic Cutoff Method2008

    • Author(s)
      Munetaka Sasaki
    • Organizer
      JPSJ Japan-France Bilateral Joint Seminar 2008 on 'Frontiers of Glassy Physics'
    • Place of Presentation
      Kyoto
    • Year and Date
      2008-11-22
    • Related Report
      2008 Annual Research Report
  • [Presentation] Stochastic Cutoff Methods for Long-Range Interacting Systems2008

    • Author(s)
      Munetaka Sasaki
    • Organizer
      International Workshop on "Novel Aspects of Phase Transitions with Long-range Interactions"
    • Place of Presentation
      Tokyo
    • Year and Date
      2008-10-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Stochastic Cutoff Method for Long-Range Interacting Systems2008

    • Author(s)
      Munetaka Sasaki
    • Organizer
      International Workshop on "Novel Aspects of Phase Transitions with Long-rangenteractions"
    • Place of Presentation
      Tokyo
    • Year and Date
      2008-10-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] 不均一な長距離相互作用系における確率的カットオフ法I2008

    • Author(s)
      梅津健太郎
    • Organizer
      日本物理学会2008年秋季大会
    • Place of Presentation
      盛岡
    • Year and Date
      2008-09-21
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 不均一な長距離相互作用系における確率的カットオフ法II2008

    • Author(s)
      佐々木志剛
    • Organizer
      日本物理学会2008年秋季大会
    • Place of Presentation
      盛岡
    • Year and Date
      2008-09-21
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 1次元ランダムポテンシャル系におけるエイジング現象2008

    • Author(s)
      佐々木志剛
    • Organizer
      日本物理学会第63回年次大会
    • Place of Presentation
      大阪
    • Year and Date
      2008-03-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 1次元ランダムポテンシャル系におけるエイジング現象2008

    • Author(s)
      佐々木 志剛
    • Organizer
      日本物理学会 第63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] 数値的実空間繰り込み群法によるイジングEAスピングラスの研究2007

    • Author(s)
      佐々木志剛
    • Organizer
      東京大学物性研究所短期研究会
    • Place of Presentation
      東京
    • Year and Date
      2007-11-01
    • Related Report
      2008 Final Research Report
  • [Presentation] 3次元イジングスピングラスにおけるクラスターアルゴリズム2007

    • Author(s)
      梅津健太郎
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      札幌
    • Year and Date
      2007-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] 3次元イジングスピングラスにおけるクラスターアルゴリズム2007

    • Author(s)
      梅津 健太郎
    • Organizer
      日本物理学会 第62回年次大会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-24
    • Related Report
      2007 Annual Research Report
  • [Presentation] Domain-Wall Renormalization-Group Study of the Edwards-Anderson Ising Spin Glass in a Magnetic Field2007

    • Author(s)
      Munetaka Sasaki
    • Organizer
      Statphys23
    • Place of Presentation
      Genova(Italy)
    • Year and Date
      2007-07-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Domain-Wall Renormalization-Group Study of the Edwards-Anderson Ising Spin Glass in a Magnetic Field2007

    • Author(s)
      Munetaka Sasaki
    • Organizer
      Statphys23
    • Place of Presentation
      Genova Conference Center, Italy
    • Year and Date
      2007-07-12
    • Related Report
      2007 Annual Research Report
  • [Presentation] Stochastic Potential Switching法による双極子系の研究2006

    • Author(s)
      佐々木志剛
    • Organizer
      日本物理学会2006年秋季大会
    • Place of Presentation
      千葉
    • Year and Date
      2006-09-23
    • Related Report
      2008 Final Research Report
  • [Presentation] Absence of Spin Glass Phase in the Edwards-Anderson Ising Spin Glasses under Magnetic Field2006

    • Author(s)
      Munetaka Sasaki
    • Organizer
      ICM 2006
    • Place of Presentation
      Kyoto
    • Year and Date
      2006-08-24
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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