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Understanding of singularities arising in nonlinear nonequilibrium phenomena

Research Project

Project/Area Number 11214101
Research Category

Grant-in-Aid for Scientific Research on Priority Areas

Allocation TypeSingle-year Grants
Review Section Science and Engineering
Research InstitutionHIROSHIMA UNIVERSITY

Principal Investigator

MIMURA Masauasu  Hiroshima University, Graduate School of Science, Professor, 大学院・理学研究部, 教授 (50068128)

Co-Investigator(Kenkyū-buntansha) MATSUSHITA Mitsugu  Chuou University, Faculty of Science and Technology, Professor, 理工学部, 教授 (20091746)
NISHIURA Yasumasa  Hokkaido University, Research Institute for Electronic Science, Professor, 電子科学研究所, 教授 (00131277)
KURAMOTO Yoshiki  Kyoto University, Graduate School of Sciences, Professor, 大学院・理学研究科, 教授 (40037247)
MATANO Hiroshi  University of Tokyo, Graduate School of Mathematical Sciences, Professor, 大学院・数理科学研究科, 教授 (40126165)
NISHIDA Takaaki  Kyoto University, Graduate School of Sciences, Professor, 大学院・理学研究科, 教授 (70026110)
Project Period (FY) 1999 – 2002
Project Status Completed (Fiscal Year 2002)
Budget Amount *help
¥28,700,000 (Direct Cost: ¥28,700,000)
Fiscal Year 2002: ¥1,500,000 (Direct Cost: ¥1,500,000)
Fiscal Year 2001: ¥9,700,000 (Direct Cost: ¥9,700,000)
Fiscal Year 2000: ¥9,700,000 (Direct Cost: ¥9,700,000)
Fiscal Year 1999: ¥7,800,000 (Direct Cost: ¥7,800,000)
KeywordsSingular limit method / Multi-dimensional dissipative system / Transient dynamics / Pattern formation in biological systems / Singularities in flow / Computer aided analysis / Dynamical system / Free boundary problem / 特異極限法自由境界問題 / 界面ダイナミクス / 生物系のパターン形成 / 流体系の特異現象 / 計算機援用解析法 / 流体における特異性の発現 / 計算機緩用法 / 特異極限解析 / 特異的乱流 / 高分子鎖の自励振動 / コロニーの周期成長 / 不安定成長系 / 自己複製パターン / 遷移過程解析 / 熱対流系 / 時空カオス / 非線形非平衡系パターン / 流れと波動の特異性 / 数値分岐理論 / パターンダイナミクス / 爆発現象の数理
Research Abstract

Investigators of this project consist of the group leaders of the team projects : Nonlinear physics group (Kuramoto), Experimental and theoretical group of biological systems (Matsushita), Mathematical analysis group (Nishiura), Nonlinear waves group (Nishida), Fundamental mathematical analysis group (Matano). The results obtained by these groups are introduced in their research reports. Speaking in key-word way, these are
(1) Theoretical analysis of complex patterns in dissipative systems ; (2) Analysis of patterns in nonlinear nonequilibrium systems ; (3) Diversity of patterns in biological systems ; (4) Numerical aided analysis of singularities in flows ; (5) Reductive methods of infinite dimensional dynamical systems.
The activity of the project is not only to support these research groups, but also to publish "News letter" every 4 months and to organize the symposium (every year), international conferences, workshops and schools.

Report

(5 results)
  • 2002 Annual Research Report   Final Research Report Summary
  • 2001 Annual Research Report
  • 2000 Annual Research Report
  • 1999 Annual Research Report
  • Research Products

    (41 results)

All Other

All Publications (41 results)

  • [Publications] M.Mimura: "Vanishing latent heat limit in a Stefan-like problems arising in Biology"NonlinearAnalysis, series A. (In press). (2003)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] M.Mimura: "Pulse-pulse interaction in reaction-diffusion systems"Physica D. 165. 176-198 (2002)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] Y.Kuramoto: "Strong desynchronizing effects of weak noise in globally coupled systems"Phys. Rev.. E63. 036210 (2001)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] Y.Nishiura: "Smooth unique solutions for a modified Mullin-Sekerka model arising in diblock copolymer melts"Hiroshima Math. J.. (In press). (2003)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] M.Matsushita: "Dynamical properties of transient spatio-temporal patterns in bacterial colony of Proteus mirabilis"J. Phys. Soc. Jpn.. 71. 650-656 (2002)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] T.Nishida: "A numerical verification of bifurcated solutions for the heat convection problems"Journal of Mathematical Fluid Mechanics. (In press). (2003)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] H.Matano: "Dynamical structure of some nonlinear degenerate diffusion equations"J. Dyn, Diff, Eqs.. (In press). (2003)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] M. Mimura: "Vanishing latent heat limit in a Stefan-like problems arising in Biology"Nonlinear Analysis series A. in press. (2003)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] M. Mimura: "Pulse-pulse interaction in reaction-diffusion systems"Physica D. 165. 176-198 (2002)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] Y. Kuramoto: "Strong desynchronizing effects of weak noise in globally coupled systems"Phys. Rev. E63. 036210 (2001)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] Y. Nishiura: "Smooth unique solutions for a modified Mullin-Sekerka m"Hiroshima Math. J.. in press. (2003)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] M. Matsushita: "Dynamical properties of transient Spatio-temporal patterns in bacterial colony of Proteus mirabilis"J. Phys. Soc. Jpn. 71. 650-656 (2002)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] T. Nishida: "A numerical verification of bifurcated solutions for the heat convection problems"J. Mathematical Fluid Mechanics. in press. (2003)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] H. Matano: "Dynamical structure of some nonlinear degenerate diffusion equations"J. Dyn. Diff. Eqs. in press. (2003)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2002 Final Research Report Summary
  • [Publications] Y.Kuramoto: "Reduction methods applied to nonlocally coupled oscillator systems, in "Nonlinear Dynamics and Chaos : Where do we go from here?""J.Hogan et al.. (In press). (2002)

    • Related Report
      2002 Annual Research Report
  • [Publications] Y.Nishiura: "2n-splitting or Edge-splitting-A manner of splitting in dissipative systems"Japan J. of Ind. Appl. Math.. 18. 181-200 (2001)

    • Related Report
      2002 Annual Research Report
  • [Publications] M.Matsushita: "Periodic colony formation by bacterial species Bacillus subtilis"Phys. Soc. Jpn.. 70. 911-919 (2001)

    • Related Report
      2002 Annual Research Report
  • [Publications] T.Nishida: "Pattern Formation of Heat Convection Problems"Lecture Notes in Computational Science and Engineering. 209-218 (2001)

    • Related Report
      2002 Annual Research Report
  • [Publications] H.Matano: "Dynamical structure of some nonlinear degenerate diffusion equations"J. Dynamics and Differential Equations. (In press). (2003)

    • Related Report
      2002 Annual Research Report
  • [Publications] 三村昌泰: "生物の形づくりの数理と物理"共立出版株式会社. 42 (2000)

    • Related Report
      2002 Annual Research Report
  • [Publications] M.Mimura: "Acompetition-diffusion system approximation to the classical two-phase Stefan problem"JapanJ.Industrial and Appl.Mathematics. Vol.18. 161-180 (2001)

    • Related Report
      2001 Annual Research Report
  • [Publications] M.Mimura: "Pulse-pulse interaction in reaction-diffusion systems"Physica D. (in press). (2002)

    • Related Report
      2001 Annual Research Report
  • [Publications] Y.Kuramoto: "Multi-scaled turbulence in large populations of oscillators in a diffusive medium"Physica A. 288. 244-264 (2000)

    • Related Report
      2001 Annual Research Report
  • [Publications] Y.Nishiura: "Spatio-temporal chaos for the Gray-Scott model"Physica D. 150. 137-162 (2001)

    • Related Report
      2001 Annual Research Report
  • [Publications] M.Matsushita: "Periodic colony formation by bacterial species Bacillus subtilis"J.Phys.Soc.Jpn.. 70. 911-919 (2001)

    • Related Report
      2001 Annual Research Report
  • [Publications] T.Nishida: "A numerical verification of bifurcated solutions for the heat convection problems"Journal of Mathematical Fluid Mechanics. (in press). (2002)

    • Related Report
      2001 Annual Research Report
  • [Publications] H.Matano: "Dynamical structure of some nonlinear degenerate diffusion equations"J.Dynamics and Differential Equations. (in press). (2002)

    • Related Report
      2001 Annual Research Report
  • [Publications] M.Mimura: "Hormone-dependent model on seed germination sensitive to growth stage"J.Phys.Jpn.. 69-4. 460-470 (2000)

    • Related Report
      2000 Annual Research Report
  • [Publications] M.Mimura: "Reaction-diffusion modelling of bacterial colony pattems"Physica A. 282. 283-303 (2000)

    • Related Report
      2000 Annual Research Report
  • [Publications] M.Mimura: "Dynamics of travelling breathers arising in reaction-diffusion systems-ODE modelling approach-"Hiroshima Math.J.. 30. 221-256 (2000)

    • Related Report
      2000 Annual Research Report
  • [Publications] Y.Kuramoto: "Multi-scaled turbulence in large populations of oscillators in a diffusive medium"Physica A. 288. 244-264 (2000)

    • Related Report
      2000 Annual Research Report
  • [Publications] Mitsugu Matsushita: "Periodic colony formation of bacteria due to their cell reproduction and movement"Prog.Theor.Phys.Suppl.. 139. 139-151 (2000)

    • Related Report
      2000 Annual Research Report
  • [Publications] Mitsugu Matsushita: "Periodic colony formation by bacterial species Bacillus subtilis"J.Phys.Soc.Jpn.. 70・3. 3701-3709 (2001)

    • Related Report
      2000 Annual Research Report
  • [Publications] M.Yamada: "'Technical approach for the design of a high-resolution spectral model on a sphere : Application to decaying turbulence'"Nonlinear Processes in Geophysics.. vol.7. 105-110 (2000)

    • Related Report
      2000 Annual Research Report
  • [Publications] 三村昌泰: "生物の形づくりの数理と物理(第3章執筆)"共立出版株式会社. 1-48 (2000)

    • Related Report
      2000 Annual Research Report
  • [Publications] M.Mimura: "Reaction-diffusion modelling of bacterial colony patterns"PhysicaA. (in press). (2000)

    • Related Report
      1999 Annual Research Report
  • [Publications] H.Nakano: "Multi-affinity and multi-fractality in systems of chaotic elements with long-wave forcing"Eur.Phys.J.. B11. 345-360 (1999)

    • Related Report
      1999 Annual Research Report
  • [Publications] Y.Nishiura: "A Skeleton structure of self-replicating dynamics"PhysicaD. 130. 73-104 (1999)

    • Related Report
      1999 Annual Research Report
  • [Publications] M.Matsushita: "Formation of colony patterns by a bacterial cell population"PhysicaA. 274. 190-199 (1999)

    • Related Report
      1999 Annual Research Report
  • [Publications] T.Nishida: "Bifurcation problems for equations of fluid dynamics and computer assisted proof"Taiwanese Journal of Mathematics. 4・1. 1-9 (2000)

    • Related Report
      1999 Annual Research Report
  • [Publications] K.-I.Nakamura: "Singular limit of a reaction-diffusion equation with a spatially inhomogeneous reaction term"J.Statistical Phys.. 95・5. 1165-1185 (1999)

    • Related Report
      1999 Annual Research Report

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Published: 1999-04-01   Modified: 2018-03-28  

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