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2012 Fiscal Year Final Research Report

Long time behavior and singular limit for solution tononlinear dispersive equation

Research Project

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Project/Area Number 21740122
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Global analysis
Research InstitutionTohoku University (2010-2012)
Fukuoka University of Education (2009)

Principal Investigator

SEGATA Jun-ichi  東北大学, 大学院・理学研究科, 准教授 (90432822)

Project Period (FY) 2009 – 2012
Keywords非線形現象
Research Abstract

We considered the long time behavior of solutions to nonlinear dispersive partial differential equations arises in various fields of physics and engineering. Especially, we focused on solvability, scattering problem, and the stability of some special solutions called standing waves for the higher order nonlinear Schrodinger type equation arising in context of the motion of vortex filament. We also studied the semiclassical limit of Schrodinger-KdV system which describes an interaction betweenlong and short waves.

  • Research Products

    (12 results)

All 2012 2011 2010

All Journal Article (7 results) (of which Peer Reviewed: 7 results) Presentation (5 results)

  • [Journal Article] Refined energy inequality with application to well-posedness for the fourth order nonlinear Schrodinger type equation on torus2012

    • Author(s)
      Jun-ichi Segata
    • Journal Title

      Journal of Differential Equations

      Volume: Vol. 252 Pages: 5994-6011

    • DOI

      DOI:http://dx.doi.org/10.1016/j.jde.2012.02.016

    • Peer Reviewed
  • [Journal Article] Well-posedness and standing waves for the fourth-order non-linear Schrodinger-type equation2011

    • Author(s)
      Jun-ichi Segata
    • Journal Title

      RIMS Kokyuroku Bessatsu

      Volume: Vol.B26 Pages: 81-92

    • Peer Reviewed
  • [Journal Article] The initial value problem for some hyperbolic-dispersive system2011

    • Author(s)
      Shuichi Kawashima, Chi-Kun Lin, and Jun-ichi Segata
    • Journal Title

      Mathematical Methods in Applied Sciences

      Volume: Vol.35 Pages: 125-133

    • DOI

      DOI:10.1002/mma.1542

    • Peer Reviewed
  • [Journal Article] A remark on asymptotics of solutions to Schrodinger equation with fourth order dispersion2011

    • Author(s)
      Jun-ichi Segata
    • Journal Title

      Asymptotic Analysis

      Pages: 25-36

    • DOI

      DOI:10.3233/ASY-2011-1051

    • Peer Reviewed
  • [Journal Article] Existence and Stability of Standing Waves of Fourth Order Nonlinear Schrodinger Type Equation Related to Vortex Filament2011

    • Author(s)
      Masaya Maeda and Jun-ichi Segata
    • Journal Title

      Funkcialaj Ekvacioj

      Volume: Vol.54 Pages: 1-14

    • DOI

      DOI:http://dx.doi.org/10.1619/fesi.54.1

    • Peer Reviewed
  • [Journal Article] Well-posedness and existence of standing waves for the fourth order nonlinear Schrodinger type equation2010

    • Author(s)
      Jun-ichi Segata
    • Journal Title

      Discrete and Continuous Dynamical Systems.Series

      Volume: Vol.27 Pages: 1093-1105

    • DOI

      DOI:10.3934/dcds.2010.27.1093

    • Peer Reviewed
  • [Journal Article] Final state problem for some KdV type equation2010

    • Author(s)
      Jun-ichi Segata
    • Journal Title

      RIMS Kokyuroku Bessatsu

      Volume: Vol.B22 Pages: 13-20

    • Peer Reviewed
  • [Presentation] KdV, nonlinear Schrodinger equations-I , KdV, nonlinear Schrodinger equations-II" NCTS/CMMSC Seminar on PDEs2012

    • Author(s)
      Jun-ichi Segata
    • Organizer
      Theory and Applications
    • Place of Presentation
      National Chiao Tung University, Hsinchu, Taiwan.
    • Year and Date
      2012-10-31
  • [Presentation] Well-posedness for the fourth order nonlinear Schrodinger type equation on torus2012

    • Author(s)
      瀬片純市
    • Organizer
      日本数学会2012年度秋季総合分科会
    • Place of Presentation
      九州大学 福岡市
    • Year and Date
      2012-09-21
  • [Presentation] Long time behavior of solutions to non-linear Schrodinger equations with higher order dispersion2011

    • Author(s)
      Jun-ichi Segata
    • Organizer
      The 4th MSJ-SI"Nonlinear Dynamics in Partial Differential Equations"
    • Place of Presentation
      九州大学 福岡市
    • Year and Date
      2011-09-21
  • [Presentation] Well-posedness and standing waves for the fourth-ordernon-linear Schrodinger-type equation2010

    • Author(s)
      Jun-ichi Segata
    • Organizer
      Workshop on Harmonic Analysis and Nonlinear Partial Differential Equations
    • Place of Presentation
      京都大学数理解析研究所 京都市
    • Year and Date
      2010-07-07
  • [Presentation] 高階非線形分散型方程式の 解の長時間挙動2010

    • Author(s)
      瀬片純市
    • Organizer
      日本数学会2010年度年会(特別講演)
    • Place of Presentation
      慶応義塾大学 横浜市
    • Year and Date
      2010-03-27

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Published: 2014-08-29  

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