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Dynamic critical phenomena in QCD in extreme conditions

Research Project

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
Project Status Completed (Fiscal Year 2009)
Budget Amount *help
¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2009: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords核物理 / 量子色力学 / 相転移 / カイラル対称性 / 動的臨界現象 / 高エネルギー / 原子核衝突
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.

Report

(4 results)
  • 2009 Annual Research Report   Final Research Report ( PDF )
  • 2008 Annual Research Report
  • 2007 Annual Research Report
  • Research Products

    (35 results)

All 2010 2009 2008 2007 Other

All Journal Article (13 results) (of which Peer Reviewed: 13 results) Presentation (21 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: 37502-37502

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Chiral random matrix model with 2+1 flavors at finite temperature and density2010

    • Author(s)
      H.Fujii, T.Sano
    • Journal Title

      Physical Review D 81

    • Related Report
      2009 Annual Research Report
    • 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: 34007-34007

    • Related Report
      2009 Final Research Report
    • 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

    • Related Report
      2009 Final Research Report
    • 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

    • Related Report
      2009 Final Research Report
    • 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: 24909-24909

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Instabilities in non-expanding glasma2009

    • Author(s)
      H.Fujii, K.Itakura, A.Iwazaki
    • Journal Title

      Nuclear Physics A 828

      Pages: 178-190

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] U_A(1) breaking and phase transition in chiral random matrix model2009

    • Author(s)
      T.Sano, H.Fujii, M.Ohtani
    • Journal Title

      Physical Review D 80

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Sigma mesonic mode near the QCD critical point2009

    • Author(s)
      H.Fujii
    • Journal Title

      European Physical Journal C 62

      Pages: 69-73

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Initial energy density and gluon distribution from the glasma in heavy-ion collisions2009

    • Author(s)
      H. Fujii, K. Fukushima, Y. Hidaka
    • Journal Title

      Physical Review C 79

    • Related Report
      2008 Annual Research Report
    • 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

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Expanding color flux tubes and instabilities2008

    • Author(s)
      H. Fujii and K. Itakura
    • Journal Title

      Nuclear Physics A 809

      Pages: 88-109

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Heavy quark production from the color glass condensate in pA collisions2007

    • Author(s)
      H. Fujii
    • Journal Title

      Progress of Theoretical Physics Supplement 168

      Pages: 364-371

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [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
      日本物理学会第65回年次大会
    • Place of Presentation
      岡山大学
    • Year and Date
      2010-03-21
    • Related Report
      2009 Annual Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [Presentation] 高エネルギー重イオン衝突におけるグラスマの崩壊と等エネルギー分配2010

    • Author(s)
      岩崎愛一、板倉数記、藤井宏次
    • Organizer
      日本物理学会第65回年次大会
    • Place of Presentation
      岡山大学
    • Year and Date
      2010-03-20
    • Related Report
      2009 Annual Research Report
  • [Presentation] 2PIくりこみ群を用いた静的臨界指数2010

    • Author(s)
      斎藤陽平、板倉数記、藤井宏次、森松治
    • Organizer
      日本物理学会第65回年次大会
    • Place of Presentation
      岡山大学
    • Year and Date
      2010-03-20
    • Related Report
      2009 Annual Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [Presentation] Instabilities of initial gauge field configuration in heavy ion collisions2009

    • Author(s)
      H.Fujii, K.Itakura, A.Iwazaki
    • Organizer
      第3回日米物理学会合同原子核物理分科会
    • Place of Presentation
      ヒルトンホテル(ハワイ)
    • Year and Date
      2009-10-16
    • Related Report
      2009 Annual Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [Presentation] 2+1 flavor QCD phase structure at finite temperature and density in chiral random matrix models2009

    • Author(s)
      藤井宏次, 佐野崇
    • Organizer
      第3回日米物理学会合同原子核物理分科会
    • Place of Presentation
      ヒルトンホテル(ハワイ)
    • Year and Date
      2009-10-15
    • Related Report
      2009 Annual Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [Presentation] Landscape near the QCD critical point2009

    • Author(s)
      藤井宏次
    • Organizer
      Extreme QCD 2009 workshop
    • Place of Presentation
      世宗大学(ソウル)
    • Year and Date
      2009-08-05
    • Related Report
      2009 Annual Research Report
  • [Presentation] Chiral phase transition in a random matrix model with three flavors2009

    • Author(s)
      H.Fujii, M.Ohtani, T.Sano
    • Organizer
      The XXVII Int'l Symposium on Lattice Field Theory
    • Place of Presentation
      北京大学(北京)
    • Year and Date
      2009-07-29
    • Related Report
      2009 Annual Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [Presentation] QCD臨界点2008

    • Author(s)
      藤井宏次
    • Organizer
      日本物理学会2008年秋季大会
    • Place of Presentation
      山形大学
    • Year and Date
      2008-09-22
    • Related Report
      2008 Annual Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [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
    • Related Report
      2009 Final Research Report
  • [Presentation] Dynamic aspects of the QCD critical point2008

    • Author(s)
      H. Fujii and N. Tanji
    • Organizer
      The 20th int'1 conference on ultra-relativistic nucleus-nucleus collisions
    • Place of Presentation
      インド、ジャイプール
    • Year and Date
      2008-02-05
    • Related Report
      2007 Annual Research Report
  • [Presentation] Heavy quarks from the color glass condensate in pA collisions2007

    • Author(s)
      H. Fujii, F. Gelis and R. Venugopalan
    • Organizer
      The 23rd int'1 nuclear physics conference
    • Place of Presentation
      東京国際フォーラム、東京
    • Year and Date
      2007-06-04
    • Related Report
      2007 Annual Research Report
  • [Remarks] ホームページ等

    • Related Report
      2009 Final Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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