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2009 Fiscal Year Final Research Report

Dynamic critical phenomena in QCD in extreme conditions

Research Project

  • PDF
Project/Area Number 19540273
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionThe University of Tokyo

Principal Investigator

FUJII Hirotsugu  The University of Tokyo, 大学院・総合文化研究科, 助教 (10313173)

Project Period (FY) 2007 – 2009
Keywords核物理
Research Abstract

Structures of protons and neutrons, which compose atomic nuclei, and their interactions are described by Quantum ChromoDynamics (QCD), where the elementary degrees of freedom are quarks and gluons. Recently the ultra-relativistic nuclear collider enables us to explore properties of the extremely high-temperature and -density matter of quarks and gluons, as an international experiment collaboration in this field. In our theory research project we aim at investigating aspects of the QCD matter in time-dependent phenomena. First, we show the phase structure of the chiral random matrix model with three quark flavors. Then, we study the dynamic critical properties of the QCD matter and the gluon field evolution in the early stage of nuclear collisions.

  • Research Products

    (18 results)

All 2010 2009 2008 Other

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (11 results) Remarks (1 results)

  • [Journal Article] Chiral random matrix model with 2+1 flavors at finite temperature and density2010

    • Author(s)
      藤井宏次, 佐野崇
    • Journal Title

      Phys.Rev.D 81巻

      Pages: 037502

    • Peer Reviewed
  • [Journal Article] U_A(1) breaking and phase transition in chiral random matrix model2009

    • Author(s)
      佐野崇, 藤井宏次, 大谷宗久
    • Journal Title

      Phys.Rev.D 80巻

      Pages: 034007

    • Peer Reviewed
  • [Journal Article] Instabilities in non-expanding glasma2009

    • Author(s)
      藤井宏次, 板倉数記, 岩崎愛一
    • Journal Title

      Nucl.Phys.A 828巻

      Pages: 178-190

    • Peer Reviewed
  • [Journal Article] Sigma mesonic mode near the QCD critical point2009

    • Author(s)
      藤井宏次
    • Journal Title

      Euro.Phys.J.C 62巻

      Pages: 69-73

    • Peer Reviewed
  • [Journal Article] Initial energy density and gluon distribution from the glasma in heavy-ion collisions2009

    • Author(s)
      藤井宏次, 福嶋健二, 日高義将
    • Journal Title

      Phys.Rev.C 79巻

      Pages: 024909

    • Peer Reviewed
  • [Journal Article] Expanding color flux tubes and instabilities2008

    • Author(s)
      藤井宏次, 板倉数記
    • Journal Title

      Nucl.Phys.A 809巻

      Pages: 88-109

    • Peer Reviewed
  • [Presentation] 2PIくりこみ群を用いた静的臨界指数2010

    • Author(s)
      斉藤陽平, 板倉数記, 藤井宏次, 森松治
    • Organizer
      日本物理学会
    • Place of Presentation
      岡山大学
    • Year and Date
      2010-03-20
  • [Presentation] ランダム行列模型による有限温度密度QCD相構造の解析2010

    • Author(s)
      佐野崇, 藤井宏次
    • Organizer
      日本物理学会
    • Place of Presentation
      岡山大学
    • Year and Date
      2010-03-20
  • [Presentation] chiral phase transition in a random matrix model with three flavors2009

    • Author(s)
      佐野崇, 藤井宏次, 大谷宗久
    • Organizer
      第27回格子上の場の理論に関する国際会議 POS(LAT2009)
    • Place of Presentation
      北京大
    • Year and Date
      20090726-20090731
  • [Presentation] Phase diagram of a chiral random matrix model with 2+1 flavors2009

    • Author(s)
      佐野崇, 藤井宏次
    • Organizer
      第27回格子上の場の理論に関する国際会議 POS(LAT2009)
    • Place of Presentation
      北京大
    • Year and Date
      20090726-20090731
  • [Presentation] Instabilities of initial gauge field configurations in heavy ion collisions2009

    • Author(s)
      藤井宏次, 板倉数記, 岩崎愛一
    • Organizer
      第三回日米合同原子核物理学会
    • Place of Presentation
      ハワイ
    • Year and Date
      2009-10-16
  • [Presentation] 2+1 flavor QCD phase structure at finite temperature and density in chiral random matrix models2009

    • Author(s)
      佐野崇, 藤井宏次, 大谷宗久
    • Organizer
      第三回日米合同原子核物理学会
    • Place of Presentation
      ハワイ
    • Year and Date
      2009-10-15
  • [Presentation] Landscape near the QCD critical point2009

    • Author(s)
      藤井宏次
    • Organizer
      国際会議 Extreme QCD 2009
    • Place of Presentation
      Sejong大, ソウル
    • Year and Date
      2009-08-05
  • [Presentation] カイラルランダム行列模型のNf依存性と有限温度相転移2009

    • Author(s)
      佐野崇, 藤井宏次, 大谷宗久
    • Organizer
      日本物理学会
    • Place of Presentation
      立教大
    • Year and Date
      2009-03-30
  • [Presentation] QCD臨界点2008

    • Author(s)
      藤井宏次
    • Organizer
      日本物理学会シンポジウム講演
    • Place of Presentation
      山形大
    • Year and Date
      2008-09-22
  • [Presentation] Spectral functions near the QCD critical point in chiral effective models2008

    • Author(s)
      藤井宏次
    • Organizer
      国際ワークショップ The QCD critical point
    • Place of Presentation
      ワシントン大、シアトル
    • Year and Date
      2008-08-13
  • [Presentation] Soft mode of the QCD ciritical point2008

    • Author(s)
      藤井宏次, 丹治直人
    • Organizer
      第20回超相対論的原子核原子核衝突に関する国際会議
    • Place of Presentation
      ジャイプール
    • Year and Date
      2008-02-05
  • [Remarks] ホームページ等

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Published: 2011-06-18   Modified: 2016-04-21  

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