Quasi-particle picture of quarks in quark-gluon plasma

2008 Fiscal Year Final Research Report

• Project/Area Number: 19840030
• Research Category: Grant-in-Aid for Young Scientists (Start-up)
• Allocation Type: Single-year Grants
• Research Field: Particle/Nuclear/Cosmic ray/Astro physics
• Research Institution: Osaka University
• Principal Investigator: KITAZAWA Masakiy Osaka University, 大学院・理学研究科, 助教 (10452418)
• Project Period (FY): 2007 – 2008
• Keywords: クォーク / QGP / 格子ゲージ理論 / 準粒子 / 相転移

Research Abstract

格子QCDおよび有効模型を用い、クォーク・グルオン・プラズマ状態におけるクォークの準粒子描像を調べた。格子QCDによる解析で、クォークの熱的質量の値を第一原理的に求めるのに成功したほか、有効模型による解析で質量獲得の背景にある物理を探った

Research Products

• [Journal Article] Physical Review D (2008)
  • Author(s): Masakiyo Kitazawa, Teiji Kunihiro, Kazuya Mitsutani, and Yukio Nemoto
  • Journal Title: 77 Pages: 045034 (16)(arXiv : 0710.5809 [hep-ph])
  • Peer Reviewed
• [Journal Article] Physics Letters B (2008)
  • Author(s): Masakiyo Kitazawa, Dirk H. Rischke, and Igor A. Shovkovy
  • Journal Title: 663 Pages: 228-233(arXiv : 0709.2235[hep-ph])
  • Peer Reviewed
• [Journal Article] Physics Letters B (2007)
  • Author(s): Frithjof Karsch and Masakiyo Kitazawa
  • Journal Title: 658 Pages: 45-49(arXiv : 0708.0299 [hep-lat])
  • Peer Reviewed
• [Presentation] strongly-coupled Quark Matter (2008)
  • Organizer: at Second Asian Triangle Heavy-Ion Conference (ATHIC)
  • Place of Presentation: University of Tsukuba, Tsukuba, Japan
  • Year and Date: 20081013-15
• [Presentation] Diquark Excitations in Dense and Hot Quark Matter (2008)
  • Organizer: at EMMI workshop, Quark-Gluon Plasma meets Cold Atoms (QGPmCA2008)
  • Place of Presentation: GSI, Darmstadt, Germany
  • Year and Date: 20080925-27
• [Presentation] Lattice QCD and Hot Quarks (2008)
  • Organizer: at Hot Quarks 2008 ~Workshop for Young scientists on the physics of ultrarelativistc nucleus-nucleus collisions~
  • Place of Presentation: Aspen Lodge, Estes Park, Colorado, USA
  • Year and Date: 20080812-23
• [Presentation] 高温・高密度QCDの相構造と物性現象 (2008)
  • Organizer: KEK研究会『J-PARC の物理 : ハドロン・原子核研究の新しい局面』
  • Place of Presentation: KEK素粒子原子核研究所
  • Year and Date: 20080807-09
• [Presentation] Pre-critical Phenomena of Color Superconductivity (2008)
  • Organizer: 日本物理学会第63回年次大会
  • Place of Presentation: 近畿大学
  • Year and Date: 20080322-26
• [Book] 高密度クォーク物質の強結合性とカラー超伝導(Vol.53, No.2)
  • Total Pages: 50-59
  • Publisher: 原子核研究