CRITICAL EXPONENT-ETA AT O(1/N3) FOR THE SUPERSYMMETRIC O(N) SIGMA-MODEL

被引：9

作者：

GRACEY, JA

机构：

[1] Research Institute for Theoretical Physics, University of Helsinki, SF-00170 Helsinki

来源：

PHYSICS LETTERS B | 1991年 / 262卷 / 01期

关键词：

D O I：

10.1016/0370-2693(91)90641-3

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We write down the critical exponent-eta in arbitrary dimensions at O(1/N3) in the large N expansion of the supersymmetric sigma-model on the (N - 1)-sphere and discuss its consequences for the five loop renormalization group functions, beta(g) and gamma(g), in minimal subtraction.

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页码：49 / 53

页数：5

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