RENORMALIZATION OF MODELS WITH RADIATIVE MASS GENERATION

被引:10
作者
BANDELLONI, G [1 ]
BECCHI, C [1 ]
BLASI, A [1 ]
COLLINA, R [1 ]
机构
[1] IST NAZL FIS NUCL,GENOVA,ITALY
关键词
D O I
10.1007/BF01221363
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The mechanism of radiative mass generation is discussed by means of a simple model with spontaneously broken symmetry. We show how this phenomenon induces an infrared breakdown of the usual perturbative approach and proceed to identify a set of renormalization prescriptions allowing the construction of a new perturbation theory in which the Ward identities of the model are maintained. The original pathologies are reflected in the appearance of square roots and logarithms of the expansion parameter ℏ. © 1979 Springer-Verlag.
引用
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页码:147 / 178
页数:32
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