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相転移における弾性場や静電相互作用などの長距離相互作用の果たす役割の研究

Research Project

Project/Area Number 05J02120
Research Category

Grant-in-Aid for JSPS Fellows

Allocation TypeSingle-year Grants
Section国内
Research InstitutionKyoto University

Principal Investigator

南 暁彦  Kyoto University, 大学院・理学研究科, 特別研究員(DC1)

Project Period (FY) 2005 – 2007
Project Status Completed (Fiscal Year 2007)
Budget Amount *help
¥2,700,000 (Direct Cost: ¥2,700,000)
Fiscal Year 2007: ¥900,000 (Direct Cost: ¥900,000)
Fiscal Year 2006: ¥900,000 (Direct Cost: ¥900,000)
Fiscal Year 2005: ¥900,000 (Direct Cost: ¥900,000)
Keywords構造相転移 / 長距離相互作用 / 相転移 / 弾性場 / 欠陥 / 静電相互作用
Research Abstract

構造相転移において、ある温度領域で秩序相と無秩序相が共存する効果に付いて、弾性効果を考慮に入れたモデルを構築し、それによって安定状態として秩序相と無秩序相が共存するミニマルなモデルを提示することに成功した。これは昨年から行っている中間状態の研究の3次元版であり、これによって3次元系でも中間状態が発生し、2次元と同じ手法で相図を解析することが可能となった。

Report

(3 results)
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • 2005 Annual Research Report
  • Research Products

    (4 results)

All 2007 2006 2005

All Journal Article (3 results) Presentation (1 results)

  • [Journal Article] Nonlinear elasticity theory of dislocation formation and composition change in binary alloys in three dimensions2007

    • Author(s)
      Akihiko Minami, Akira Onuki
    • Journal Title

      Acta Materialia 55

      Pages: 2375-2375

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Dislocation formation in alloys2006

    • Author(s)
      A.Minami, A.Onuki
    • Journal Title

      Proceedings of the 3rd international workshop on complex systems (未定)(掲載予定)

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Dislocation formation and plastic flow in binary alloys in three dimensions2005

    • Author(s)
      A.Minami, A.Onuki
    • Journal Title

      Phys. Rev. B 72

      Pages: 100101-100101

    • Related Report
      2005 Annual Research Report
  • [Presentation] Plastic deformation of solids2007

    • Author(s)
      Akihiko Minami
    • Organizer
      STATPHYS 23
    • Place of Presentation
      Italy
    • Year and Date
      2007-07-10
    • Related Report
      2007 Annual Research Report

URL: 

Published: 2005-04-01   Modified: 2024-03-26  

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