GAUGE ANOMALIES IN AN EFFECTIVE FIELD-THEORY

被引:136
|
作者
PRESKILL, J
机构
[1] California Institute of Technology, Pasadena
关键词
D O I
10.1016/0003-4916(91)90046-B
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A four-dimensional gauge theory with anomalous fermion content can be consistently quantized, provided that at least some gauge fields are permitted to have nonvanishing masses. Such a theory is nonrenormalizable; there is a maximal value of the ultraviolet cutoff Λ, beyond which the locality of the theory breaks down. The maximal Λ can be estimated in perturbation theory and has a qualitatively different character in Abelian and non-Abelian anomalous gauge theories. © 1991.
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页码:323 / 379
页数:57
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