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On the vortex solutions for Ginzburg-Landau Equations

Research Project

Project/Area Number 18740043
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field General mathematics (including Probability theory/Statistical mathematics)
Research InstitutionFukushima University

Principal Investigator

KASAI Hironori  Fukushima University, 共生システム理工学類, 准教授 (20344822)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥1,520,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥120,000)
Fiscal Year 2008: ¥520,000 (Direct Cost: ¥400,000、Indirect Cost: ¥120,000)
Fiscal Year 2007: ¥500,000 (Direct Cost: ¥500,000)
Fiscal Year 2006: ¥500,000 (Direct Cost: ¥500,000)
KeywordsGinzburg-Landau方程式 / 渦糸解 / 拘束条件付の数値計算 / 渦点の生成消滅 / Ginzburug-Landau方程式 / 関数方程式 / 超伝導現象 / 応用数学 / 関数方程式論
Research Abstract

磁場つきのGinzburg-Landau 方程式の解に対して、gauge によらない幾つかの量の各点における値の大小関係を領域が凸の場合について得た。 磁場なしのGinzburg-Landau 方程式の渦点の生成・消滅現象の数値計算とこれらの現象が生じる幾つかの必要条件および十分条件を得た。渦点の生成・消滅現象がエネルギーの増加なしに起きることを確認するために、離散化したエネルギー汎関数の値が厳密に単調減少する計算スキームを作った。

Report

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

    (10 results)

All 2009 2008 2007 2006

All Journal Article (2 results) Presentation (8 results)

  • [Journal Article] Ginzburg-Landau方程式の渦点の生成と消滅-汎関数の最小化による偏微分方程式のある数値解法2009

    • Author(s)
      笠井 博則
    • Journal Title

      度研究集会報告集 「常微分方程式の数値解法とその周辺」

      Pages: 123-128

    • Related Report
      2008 Final Research Report
  • [Journal Article] Ginzburg-Landau方程式の渦点の生成と消滅-汎関数の最小化による偏微分方程式のある数値解法2009

    • Author(s)
      笠井博則
    • Journal Title

      研究集会報告集常微分方程式の数値解法とその周辺

      Pages: 123-128

    • Related Report
      2008 Annual Research Report
  • [Presentation] Emergence and Annihilation of Vortices in Ginzburg-Landau Equations2009

    • Author(s)
      Hironori Kasai
    • Organizer
      Tohoku University Science Web GCOE The 1st GCOE International Symposium
    • Place of Presentation
      東北大学
    • Year and Date
      2009-03-07
    • Related Report
      2008 Final Research Report
  • [Presentation] Emergence and Annihilation of Vortices in Ginzburg-Landau Equations2009

    • Author(s)
      Hironori Kasai
    • Organizer
      Tohoku University Science Web GCOE The 1^<st> GCOE International Symposium
    • Place of Presentation
      東北大学
    • Year and Date
      2009-03-07
    • Related Report
      2008 Annual Research Report
  • [Presentation] Ginzburg-Landau方程式の渦点の生成と消滅2008

    • Author(s)
      笠井博則
    • Organizer
      研究集会「常微分方程式の数値解法とその周辺」
    • Place of Presentation
      秋田県立大学本荘キャンパス
    • Year and Date
      2008-02-22
    • Related Report
      2008 Final Research Report
  • [Presentation] Ginzburg-Landau方程式の渦点の生成と消滅2007

    • Author(s)
      笠井博則
    • Organizer
      日本応用数理学会 2007年度年会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Ginzburg-Landau方程式の渦点の生成と消滅2007

    • Author(s)
      笠井博則
    • Organizer
      日本応用数理学会
    • Place of Presentation
      北海道大学工学部
    • Year and Date
      2007-09-16
    • Related Report
      2007 Annual Research Report
  • [Presentation] On vortex solutions of the Ginzburg-Landau equations2007

    • Author(s)
      Hironori Kasai
    • Organizer
      第8回北東数学解析研究会
    • Place of Presentation
      Tohoku University
    • Year and Date
      2007-02-22
    • Related Report
      2008 Final Research Report
  • [Presentation] Some gauge invariant estimates for Ginzburg-Landau equations2006

    • Author(s)
      Hironori Kasai
    • Organizer
      Czech-Japanese Seminar in Applied Mathematics 2006
    • Place of Presentation
      Czech Technical University
    • Year and Date
      2006-09-16
    • Related Report
      2008 Final Research Report
  • [Presentation] Some gauge invariant estimates for Ginzburg-Landau equations2006

    • Author(s)
      Hironori Kasai
    • Organizer
      First Slovak-Japan workshop on Computational Mathematics
    • Place of Presentation
      Bratislava and Kocovce chateu, Slovakia
    • Year and Date
      2006-09-12
    • Related Report
      2008 Final Research Report

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

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