Chinese Physics C > 1990, Vol. 14 > Issue(S3): 249-254

A (l+l)-Dimensional Lattice U(l) Gauge Model and the Fermion Species Doubling

Zheng Bo

Department of Physics, Zhongshan University, Guangzhou

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Abstract：
A (1 + 1)-dimensional lattice U(1) gauge model with fermion species doubling is solved exactly. The results show that doubling exists for meson states composed of fermions and antifermions. Furthermore we prove that Susskind fermion scheme can avoid the doubling of meson states.

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Zheng Bo. A (l+l)-Dimensional Lattice U(l) Gauge Model and the Fermion Species Doubling[J]. Chinese Physics C, 1990, 14(S3): 249-254.

Zheng Bo. A (l+l)-Dimensional Lattice U(l) Gauge Model and the Fermion Species Doubling[J]. Chinese Physics C, 1990, 14(S3): 249-254. shu

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Received: 1990-10-16

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沈阳化工大学材料科学与工程学院沈阳 110142

A (l+l)-Dimensional Lattice U(l) Gauge Model and the Fermion Species Doubling

Zheng Bo

Department of Physics, Zhongshan University, Guangzhou

Received Date:1990-10-16

Abstract:A (1 + 1)-dimensional latticeU(1) gauge model with fermion species doubling is solved exactly. The results show that doubling exists for meson states composed of fermions and antifermions. Furthermore we prove that Susskind fermion scheme can avoid the doubling of meson states.