Vacuum State of 2+1 Dimensional SU(2) Lattice Gauge Theory With Fermions and Spontaneous Chiral Symmetry Breaking

Luo Xiangqian; Chen Qizhou; Guo Shuohong

Chinese Physics C> 1989, Vol. 13> Issue(S2) : 157-164

Vacuum State of 2+1 Dimensional SU(2) Lattice Gauge Theory With Fermions and Spontaneous Chiral Symmetry Breaking

Department of Physics, Zhongshan University, Guangzhou

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Abstract：
The vacuum structure of 2 + 1 dimensional SU(2) LGT with fermions is studied by incorporating the exact ground state of pure gauge theory and the variational fermion vacuum state. We have calculated the fermion condensation <ψψ>, and obtained an improved scaling behavior.
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Luo Xiangqian, Chen Qizhou and Guo Shuohong. Vacuum State of 2+1 Dimensional SU(2) Lattice Gauge Theory With Fermions and Spontaneous Chiral Symmetry Breaking[J]. Chinese Physics C, 1989, 13(S2): 157-164.

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Received: 1987-12-29

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Supported in part by the Foundation of Zhongshan University Advanced Center and by the Science Fund of the Chinese Education Committee

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沈阳化工大学材料科学与工程学院沈阳 110142

Vacuum State of 2+1 Dimensional SU(2) Lattice Gauge Theory With Fermions and Spontaneous Chiral Symmetry Breaking

Department of Physics, Zhongshan University, Guangzhou

Received Date: 1987-12-29

Fund Project: Supported in part by the Foundation of Zhongshan University Advanced Center and by the Science Fund of the Chinese Education Committee

Abstract: The vacuum structure of 2 + 1 dimensional SU(2) LGT with fermions is studied by incorporating the exact ground state of pure gauge theory and the variational fermion vacuum state. We have calculated the fermion condensation <ψψ>, and obtained an improved scaling behavior.