INTERACTING FIELDS IN FINITE QED

被引:16
作者
DUTSCH, M
KRAHE, F
SCHARF, G
机构
[1] Institut für Theoretische Physik der Universität Zürich, Zürich, CH-8001
来源
NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA A-NUCLEI PARTICLES AND FIELDS | 1990年 / 103卷 / 06期
关键词
Electromagnetic and unified gauge fields; Field theory;
D O I
10.1007/BF02799234
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
In the framework of the causal approach to QED, interacting fields are introduced by functional differentiation of the S-matrix. The properties of these field operators are studied in detail. It is shown that appropriately defined quantum versions of the Dirac and wave equations hold true. As a by-product, the correct operator products for QED are obtained. © 1990 Società Italiana di Fisica.
引用
收藏
页码:871 / 901
页数:31
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