Study of Vacuum Structure by Low-Lying Eigenmodes of Overlap-Dirac Operator  

作　　者：WANG Zi-Qing LV Xiao-Fu WANG Fan 

机构地区：[1]Department of Physics, Sichuan University, Chengdu 610064, China [2]Department of Physics, Nanjing University, Nanjing 210093, China [3]Institute of Theoretical Physics, the Chinese Academy of Sciences, Beijing 100080, China [4]CCAST (World Laboratory), P.O. Box 8730, Beijing 100080, China

出　　处：《Communications in Theoretical Physics》2006年第3X期521-526,共6页理论物理通讯（英文版）

基　　金：The project supported in part by the Key Research Plan of Theoretical Physics and Cross Science under Grant No. 90103018.

摘　　要：APE smearing and overlap-Dirac operator are combined to filter vacuum configurations. The structures of vacuum are studied by low-lying eigenmodes of the overlap-Dirac operator, which exhibits that instanton liquid model can be used.

关 键 词：APE smearing overlap-Dirac operator structures of vacuum instanton liquid model 

分 类 号：O41[理学—理论物理]