REMARKS ON GAUGE DEPENDENCE OF OFF-SHELL EFFECTIVE ACTION

被引：0
|
作者：
VASSILEVICH, DV
机构：
[1] Department of Theoretical Physics, St.-Petersburg University, St.-Petersburg
来源：
NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA A-NUCLEI PARTICLES AND FIELDS | 1992年 / 105卷 / 08期
关键词：
GAUGE FIELD THEORIES;
D O I：
10.1007/BF02730871
中图分类号：
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号：
摘要：
For a wide class of gauge conditions we demonstrate that the gauge dependence of off-shell effective action is due to the nonzero vacuum expectation value of quantum fluctuations. We construct a new perturbative expansion which gives gauge-independent effective action at least at one loop.
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页码：1133 / 1140
页数：8
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