To extend the cluster algorithm to SU(N)×SU(N)chiral models,a variant version of Wolff's cluster algorithm is proposed and tested for the 2-dimensional SU(3)×SU(3)chiral model.The results show that the n...To extend the cluster algorithm to SU(N)×SU(N)chiral models,a variant version of Wolff's cluster algorithm is proposed and tested for the 2-dimensional SU(3)×SU(3)chiral model.The results show that the new method can reduce the critical slowing down in SU(3)×SU(3)chiral model.展开更多
An effective potential in a meson-meson system is discussed based on the SU（3） chiral constituent quark model, and the analytic form of the potential is explicitly given. In addition, the effective potential is empl...An effective potential in a meson-meson system is discussed based on the SU（3） chiral constituent quark model, and the analytic form of the potential is explicitly given. In addition, the effective potential is employed to study the bound state problem of ωφ, which is related to the new resonance of f0（1810） observed in BES Ⅱ very recently.展开更多
基金Supported by the National Natural Science Foundation of China。
文摘To extend the cluster algorithm to SU(N)×SU(N)chiral models,a variant version of Wolff's cluster algorithm is proposed and tested for the 2-dimensional SU(3)×SU(3)chiral model.The results show that the new method can reduce the critical slowing down in SU(3)×SU(3)chiral model.
基金Supported by National Natrual Science Foundation (10775146, 10775148, 10975146, 11035006)Ministry of Science and Technology of China (2009CB825200)
文摘An effective potential in a meson-meson system is discussed based on the SU（3） chiral constituent quark model, and the analytic form of the potential is explicitly given. In addition, the effective potential is employed to study the bound state problem of ωφ, which is related to the new resonance of f0（1810） observed in BES Ⅱ very recently.
