• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

Calculation of Hadron Masses in Lattice Gauge Theories

Research Project

Project/Area Number 61540194
Research Category

Grant-in-Aid for General Scientific Research (C)

Allocation TypeSingle-year Grants
Research Field 核・宇宙線・素粒子
Research InstitutionUniversity of Tsukuba

Principal Investigator

IWASAKI Yoichi  筑波大学, 物理学系 (50027348)

Project Period (FY) 1986 – 1987
Project Status Completed (Fiscal Year 1987)
Budget Amount *help
¥1,500,000 (Direct Cost: ¥1,500,000)
Fiscal Year 1987: ¥700,000 (Direct Cost: ¥700,000)
Fiscal Year 1986: ¥800,000 (Direct Cost: ¥800,000)
KeywordsU(1) PROBLEM / Lattice gauge theory / Lattice QCD / Hadron / <phi> meson / Instantons / Quarks / Gluons / η中間子 / フレーバー重項
Research Abstract

61年度に明らかにした点をふまえ, 更に8^3×16の格子上でクォーク・ループの影響を含めfull QCDで, U(1)問題をランジェバン方程式を数値的に解析することにより調べた. トポロジカルな電荷と, クォークの伝播関数のスペクトル展開の極との関係などの一般的性質は, クウェンチ近似と同様の結果を得たが, 伝播関数の統計的ゆらぎが大きく, 定量的結果を得るには, 統計量をよほど増さなければならないことが分かった.

Report

(3 results)
  • 1988 Annual Research Report
  • 1987 Final Research Report Summary
  • 1986 Annual Research Report
  • Research Products

    (8 results)

All Other

All Publications (8 results)

  • [Publications] S.Itoh;Y.Iwasaki;T.Yoshie: Physics Letters B. 184. 375-380 (1987)

    • Related Report
      1988 Annual Research Report
  • [Publications] S.Itoh;Y.Iwasaki;T.Yoshie: Physical Review D. 36. 527-545 (1987)

    • Related Report
      1988 Annual Research Report
  • [Publications] S.Itoh;Y.Iwasaki;T.Yoshie: Physics Letters B. 184. 375-380 (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] S.Itoh;Y.Iwasaki;T.Yoshie: physical Review D. 36. 527-545 (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] S. Itoh, Y. Iwasaki and T. Yoshie: "The U(1) problem and instantons on a lattice" Physics Letters B. 184. 375-380 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] S. Itoh, Y. Iwasaki and T. Yoshie: "The U(1) problem and toplogical excitations on a lattice" Physical Review D. 36. 527-545 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] S.Itoh;Y.Iwasaki;T.Yoshi【e!´】: Physics Letters B.

    • Related Report
      1986 Annual Research Report
  • [Publications] S.Itoh;Y.Iwasaki;T.Yoshi【e!´】: Physical Review D.

    • Related Report
      1986 Annual Research Report

URL: 

Published: 1987-03-31   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi