KAPLAN-NARAYANAN-NEUBERGER LATTICE FERMIONS PASS A PERTURBATIVE TEST

被引:17
作者
AOKI, S [1 ]
LEVIEN, RB [1 ]
机构
[1] PRINCETON UNIV, JOSEPH HENRY LABS, DEPT PHYS, PRINCETON, NJ 08544 USA
关键词
D O I
10.1103/PhysRevD.51.3790
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We test perturbatively a recent scheme for implementing chiral fermions on the lattice, proposed by Kaplan and modified by Narayanan and Neuberger, using as our testing ground the chiral Schwinger model. The scheme is found to reproduce the desired form of the effective action, whose real part is gauge invariant and whose imaginary part gives the correct anomaly in the continuum limit, once technical problems relating to the necesary infinite extent of the extra dimension are properly addressed. The indications from this study are that the Kaplan-Narayanan-Neuberger scheme has a good chance at being a correct lattice regularization of chiral gauge theories. © 1995 The American Physical Society.
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页码:3790 / 3802
页数:13
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