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Investigation of the duality between string theories and gauge theories in terms of string field theory and loop equations

Research Project

Project/Area Number 18540266
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 InstitutionKyoto University

Principal Investigator

HIROYUKI Hata  Kyoto University, 大学院・理学研究科, 教授 (70164837)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,090,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥690,000)
Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2007: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2006: ¥1,100,000 (Direct Cost: ¥1,100,000)
Keywords超弦理論 / AdS / CFT対応 / ループ方程式 / ホログラフィックQCD / Skyrmion / ソリトン / バリオン / Chern-Simons項
Research Abstract

超弦理論とゲージ理論の双対性であるAdS/CFT対応を拡張することによって得られた、強い相互作用を表すQCDを再現する模型として「酒井・杉本模型」がある。本研究では、まず、酒井・杉本模型においてバリオンを表すソリトン解を構成し、その集団座標量子化を行うことでバリオンのスペクトラムを求め、負パリティーバリオンも含めて実験との比較的良い一致を得た。更に、この結果をフレーバー数が3の場合に拡張し、また、バリオンの電荷分布や磁気モーメント等の静的な諸性質の解析を与えた。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (9 results)

All 2008 2007

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (3 results)

  • [Journal Article] Chiral currentsand static properties of nucleons inholographic QCD2008

    • Author(s)
      Hiroyuki Hata, Masaki Murata,and Shinichiro Yamato
    • Journal Title

      Phys. Rev. D78

      Pages: 86006-86006

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Baryons and the Chern-Simons termin holographic QCD with threeflavors Prog2008

    • Author(s)
      Hiroyuki Hata and Masaki Murata
    • Journal Title

      Theor. Phys 119

      Pages: 461-490

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Chiral currents and static properties of nucleons in holographic QCD2008

    • Author(s)
      Hiroyuki Hata
    • Journal Title

      Physical Review D78

      Pages: 86006-86006

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Baryons and the Chern-Simons Term in Holographic QCD with Three Flavors2008

    • Author(s)
      Hiroyuki Hata
    • Journal Title

      Progress of Theoretical Physics 119

      Pages: 461-490

    • NAID

      110006649440

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Baryons from instantons in holographic QCD, Prog2007

    • Author(s)
      Hiroyuki Hata, Tadakatsu Sakai and Shigeki Sugimoto
    • Journal Title

      Theor. Phys 117

      Pages: 1157-1180

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Baryons from Instantons in Holographic QCD2007

    • Author(s)
      Hiroyuki Hata
    • Journal Title

      Progress of Theoretical Physics 117

      Pages: 1157-1180

    • NAID

      110006317314

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] ホログラフィックQCDにおけるバリオンの諸性質2008

    • Author(s)
      村田仁樹
    • Organizer
      日本物理学会第63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-23
    • Related Report
      2008 Final Research Report
  • [Presentation] ホログラフィックQCDにおけるバリオンの諸性質2008

    • Author(s)
      村田 仁樹
    • Organizer
      日本物理学会 第63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-23
    • Related Report
      2007 Annual Research Report
  • [Presentation] Baryons from Instantons in Holographic QCD2007

    • Author(s)
      Shigeki Sugimoto
    • Organizer
      Strings 2007
    • Place of Presentation
      Madrid(Spain)
    • Year and Date
      2007-06-29
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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