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Mathematical research for the dynamics of the solutions of interface motions

Research Project

Project/Area Number 18740048
Research Category

Grant-in-Aid for Young Scientists (B)

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

Principal Investigator

ISHIWATA Tetsuya  Gifu University, 教育学部, 准教授 (50334917)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,670,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥270,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥1,100,000 (Direct Cost: ¥1,100,000)
Fiscal Year 2006: ¥1,400,000 (Direct Cost: ¥1,400,000)
Keywords界面運動 / 曲率依存方程式 / 解の挙動 / 非線形現象 / 数理モデル / 結晶界面 / 数値計算 / ダイナミクス / 漸近挙動 / 非線形問題 / 数理モデリング / 結晶 / 遷移過程
Research Abstract

結晶の界面の動きを模した数学モデルの1つにクリスタライン曲率流方程式がある。この方程式の解の動きについて、理論的・数値的に考察を行なった。特に、解の形状の変化に着目して、まず運動が界面の曲率(曲がり具合)に主に依存する場合について取扱い、時間変化の途中でどのように形が変化していくかを明らかにし、最終的にどのような形になるかの分類を行なった。更に、より一般的な方程式に対して考察を展開した。

Report

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

    (42 results)

All 2009 2008 2007 2006 Other

All Journal Article (15 results) (of which Peer Reviewed: 6 results) Presentation (25 results) Book (2 results)

  • [Journal Article] あるクリスタライン運動の多角形解の挙動について2009

    • Author(s)
      石渡 哲哉
    • Journal Title

      京都大学数理解析研究所講究録 1633 「パターンダイナミクスの数理とその周辺」

      Pages: 1-10

    • Related Report
      2008 Final Research Report
  • [Journal Article] Motion of essential admissible polygons by crystalline curvature flow, Gakuto International Series2008

    • Author(s)
      T. Ishiwata
    • Journal Title

      Mathematical Sciences and Applications 29

      Pages: 201-210

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Interface motion of a negative crystal and its analysis2008

    • Author(s)
      T. Ishiwata, S. Yazaki
    • Journal Title

      京都大学数理解析研究所講究録1588 「非線形発展方程式と現象の数理」

      Pages: 23-29

    • Related Report
      2008 Final Research Report
  • [Journal Article] Motion of non-convex polygons by crystalline curvature and almost convexity phenomena2008

    • Author(s)
      T. Ishiwata
    • Journal Title

      Japan Journal of Industrial and Applied Mathematics Vol. 25, No. 2

      Pages: 233-253

    • NAID

      10021073169

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Motion of non-convex polygons by crystalline curvature and almost convexity phenomena2008

    • Author(s)
      T. Ishiwata
    • Journal Title

      Japan Journal of Industrial and Applied Mathematics 25

      Pages: 233-253

    • NAID

      10021073169

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Motion of essential admissible polygons by crystalline curvature flow2008

    • Author(s)
      T. Ishiwata
    • Journal Title

      Gakuto International Series, Mathematical Sciences and Applications 29

      Pages: 201-210

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Interface motion of a negative crystal and its analysis2008

    • Author(s)
      T. Ishiwata and S. Yazaki
    • Journal Title

      京都大学数理解析研究所講究録 1588

      Pages: 23-29

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Towards modelling the formation of negative ice crystals or vapor figures produced by freezing of internal melt figures2007

    • Author(s)
      T. Ishiwata, S. Yazaki
    • Journal Title

      京都大学数理解析研究所講究録 1542 「現象の数理モデルと発展方程式」

      Pages: 1-11

    • NAID

      110006225328

    • Related Report
      2008 Final Research Report
  • [Journal Article] クリスタライン曲率流によって動く多角形領域の挙動2007

    • Author(s)
      石渡 哲哉
    • Journal Title

      京都大学数理解析研究所講究録 1543 「波動現象の数理と応用」

      Pages: 206-215

    • Related Report
      2008 Final Research Report
  • [Journal Article] Numerical study and some remarks on singularities of solutions to anisotropic crystalline curvature flows of nonconvex polygonal curves2007

    • Author(s)
      C. Hirota, T. Ishiwata, S. Yazaki
    • Journal Title

      Advanced Studies in Pure Mathematics 47-2

      Pages: 543-563

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 氷負結晶界面の挙動に対するモデル化の試み2007

    • Author(s)
      石渡 哲哉, 矢崎成俊
    • Journal Title

      盛岡応用数学小研究集会 報告集

      Pages: 62-66

    • NAID

      120001155433

    • Related Report
      2008 Final Research Report 2006 Annual Research Report
  • [Journal Article] Numerical study and some remarks on singularities of solutions to anisotropic crystalline curvature flows of nonconvex polygonal curves,2007

    • Author(s)
      C.Hirota, T.Ishiwata and S.Yazaki
    • Journal Title

      Advanced Studies in Pure Mathematics 47-2

      Pages: 543-563

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] クリスタライン曲率流によって動く多角形領域の挙動2007

    • Author(s)
      石渡 哲哉
    • Journal Title

      京都大学数理解析研究所講究録 1543

      Pages: 206-215

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Towards modelling the formation of negative ice crystals or vapor figures produced by freezing of internal melt figures2007

    • Author(s)
      T.Ishiwata and S.Yazaki
    • Journal Title

      京都大学数理解析研究所講究録 1542

      Pages: 1-11

    • NAID

      110006225328

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Numerical study and some remarks on singularities of solutions to anisotropic crystalline curvature flows of nonconvex polygonal curves

    • Author(s)
      C.Hirota, T.Ishiwata, S.Yazaki
    • Journal Title

      Advanced Studies in Pure Mathematics (掲載決定)

    • Related Report
      2006 Annual Research Report
  • [Presentation] バルク効果を考慮したクリスタライン運動について2008

    • Author(s)
      石渡 哲哉
    • Organizer
      研究集会「第10回界面ダイナミクスと数値シミュレーション」
    • Place of Presentation
      神戸インスティチュート,
    • Year and Date
      2008-11-27
    • Related Report
      2008 Final Research Report
  • [Presentation] クリスタライン曲率に依存して動く多角形曲線の運動について2008

    • Author(s)
      石渡 哲哉
    • Organizer
      京都駅前セミナー
    • Place of Presentation
      キャンパスプラザ京都
    • Year and Date
      2008-10-16
    • Related Report
      2008 Final Research Report
  • [Presentation] On the motion of polygons by crystalline curvature2008

    • Author(s)
      T. Ishiwata
    • Organizer
      THIRD EURO-JAPANESE WORKSHOP ON BLOW-UP
    • Place of Presentation
      Tohoku university, Sendai, Japan
    • Year and Date
      2008-09-09
    • Related Report
      2008 Final Research Report
  • [Presentation] On the motion of polygons by crystalline curvature2008

    • Author(s)
      T. Ishiwata
    • Organizer
      THIRD EURO-JAPANESE WORKSHOP ON BLOW-UP
    • Place of Presentation
      東北大学
    • Year and Date
      2008-09-09
    • Related Report
      2008 Annual Research Report
  • [Presentation] あるクリスタライン運動の多角形解の挙動について2008

    • Author(s)
      石渡 哲哉
    • Organizer
      研究集会「パターンダイナミクスの数理とその周辺」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2008-06-25
    • Related Report
      2008 Final Research Report
  • [Presentation] あるクリスタライン曲率流方程式の多角形解の挙動について2008

    • Author(s)
      石渡 哲哉
    • Organizer
      芝浦工業大学システム工学部 談話会
    • Year and Date
      2008-01-23
    • Related Report
      2008 Final Research Report
  • [Presentation] Area-preserving crystalline curvature flow and its application to negative crystals2008

    • Author(s)
      石渡 哲哉
    • Organizer
      研究集会「非線形偏微分方程式とその応用」
    • Place of Presentation
      神戸大学
    • Year and Date
      2008-01-09
    • Related Report
      2008 Final Research Report
  • [Presentation] Motion of essential admissible polygons by crystalline curvature2007

    • Author(s)
      T. Ishiwata
    • Organizer
      International Conference on Free Boundary Problems in Chiba 2007
    • Place of Presentation
      Chiba university, Japan
    • Year and Date
      2007-11-29
    • Related Report
      2008 Final Research Report
  • [Presentation] 負結晶界面の運動とその解析(Interface motion of a negative crystal and its analysis)2007

    • Author(s)
      石渡 哲哉
    • Organizer
      RIMS 研究集会「非線形発展方程式と現象の数理」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2007-10-22
    • Related Report
      2008 Final Research Report
  • [Presentation] Motion of polygons by crystalline curvature2007

    • Author(s)
      石渡 哲哉
    • Organizer
      非線形解析セミナー
    • Place of Presentation
      慶應義塾大学理工学部
    • Year and Date
      2007-10-03
    • Related Report
      2008 Final Research Report
  • [Presentation] クリスタライン曲率流によって動く多角形の運動について2007

    • Author(s)
      石渡 哲哉
    • Organizer
      日本数学会応用数学分科会特別講演
    • Place of Presentation
      東北大学
    • Year and Date
      2007-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] クリスタライン曲率流によって動く多角形の運動について2007

    • Author(s)
      石渡 哲哉
    • Organizer
      日本数学会応用数学分科会 特別講演
    • Place of Presentation
      東北大学
    • Year and Date
      2007-09-24
    • Related Report
      2007 Annual Research Report
  • [Presentation] クリスタライン曲率によって動く多角形の運動について2007

    • Author(s)
      石渡 哲哉
    • Organizer
      岐阜非線形セミナー
    • Place of Presentation
      岐阜大学
    • Year and Date
      2007-08-28
    • Related Report
      2008 Final Research Report
  • [Presentation] Motion of polygonal curves by crystalline curvature flow and its generalization2007

    • Author(s)
      T. Ishiwata
    • Organizer
      The 6th ICIAM (International Congress on Industrial and Applied Mathematics)
    • Place of Presentation
      Zurich, Swiss
    • Year and Date
      2007-07-18
    • Related Report
      2008 Final Research Report
  • [Presentation] クリスタライン曲率流の解の挙動に関する最近の結果と諸問題について2007

    • Author(s)
      石渡 哲哉
    • Organizer
      MZ セミナー
    • Place of Presentation
      宮崎大学
    • Year and Date
      2007-02-16
    • Related Report
      2008 Final Research Report
  • [Presentation] クリスタライン曲率流方程式およびその一般化の解の挙動について2006

    • Author(s)
      石渡 哲哉
    • Organizer
      チューリングセミナー
    • Place of Presentation
      東北大学
    • Year and Date
      2006-12-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Motion of non-convex polygon by crystalline curvature flow and its generalization2006

    • Author(s)
      石渡 哲哉
    • Organizer
      解析セミナー
    • Place of Presentation
      神戸大学
    • Year and Date
      2006-12-08
    • Related Report
      2008 Final Research Report
  • [Presentation] 氷負結晶界面の挙動に対するモデル化の試み2006

    • Author(s)
      石渡 哲哉
    • Organizer
      盛岡 応用数学 小研究集会
    • Place of Presentation
      岩手大学
    • Year and Date
      2006-11-16
    • Related Report
      2008 Final Research Report
  • [Presentation] クリスタライン曲率流によって動く多角形領域の挙動2006

    • Author(s)
      石渡 哲哉
    • Organizer
      RIMS 研究集会「波動現象の数理と応用Mathematical Aspects and Applications of Wave Phenomena」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2006-11-01
    • Related Report
      2008 Final Research Report
  • [Presentation] あるクリスタライン曲率流による非凸曲線の挙動について2006

    • Author(s)
      石渡 哲哉
    • Organizer
      日本数学会
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2006-09-22
    • Related Report
      2008 Final Research Report
  • [Presentation] The motion of non-convex polygon by generalized crystalline curvature flow2006

    • Author(s)
      石渡 哲哉
    • Organizer
      岐阜非線形セミナー
    • Place of Presentation
      岐阜大学
    • Year and Date
      2006-07-12
    • Related Report
      2008 Final Research Report
  • [Presentation] 一般化クリスタライン曲率流による非凸曲線の挙動2006

    • Author(s)
      石渡 哲哉
    • Organizer
      語ろう数理解析セミナー
    • Place of Presentation
      大阪大学基礎工学部
    • Year and Date
      2006-06-16
    • Related Report
      2008 Final Research Report
  • [Presentation] 一般化クリスタライン曲率流による多角形曲線の挙動2006

    • Author(s)
      石渡 哲哉
    • Organizer
      第2回数学応用数学研究所 解析コロキューム
    • Place of Presentation
      早稲田大学
    • Year and Date
      2006-05-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Motion of non-convex polygon by crystalline curvature flow and its generalization2006

    • Author(s)
      T. Ishiwata
    • Organizer
      International Conference on Nonlinear Analysis
    • Place of Presentation
      National Center for Theoretical Sciences National Tsing Hua University Hsinchu
    • Related Report
      2008 Final Research Report
  • [Presentation] Motion of polygonal curves by crystalline curvature2006

    • Author(s)
      T. Ishiwata
    • Organizer
      First Sloak-Japan workshop on Computational Mathematics
    • Place of Presentation
      Bratislava and Kocovce chateu, Slovakia
    • Related Report
      2008 Final Research Report
  • [Book] Proceedings of the International Conference on Nonlinear Analysis (Motion of non-convex polygon by crystalline curvature flow and its generalization, Recent Advances in Nonlinear Analysis) (Editors : M. Chipot, Chang-Shou Lin and Dong-Ho Tsai) (125-134)2008

    • Author(s)
      T. Ishiwata
    • Publisher
      World Scientific
    • Related Report
      2008 Final Research Report
  • [Book] Recent Advances in Nonlinear Analysis中のMotion of non-convex polygon by crystalline curvature flow and its generalizationの部分2008

    • Author(s)
      Michel Chipot, ら編(T. Ishiwataが部分執筆)
    • Publisher
      World Scientific
    • Related Report
      2008 Annual Research Report

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

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