Two-loop beta-functions of the sine-Gordon model

被引：22

作者：

Balog, J ^{[1
]}

Hegedus, A ^{[1
]}

机构：

[1] Hungarian Acad Sci, Res Inst Particle & Nucl Phys, H-1525 Budapest 114, Hungary

来源：

JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL | 2000年 / 33卷 / 37期

关键词：

D O I：

10.1088/0305-4470/33/37/306

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We recalculate the two-loop beta-functions in the two-dimensional sine-Gordon model in a two-parameter expansion around the asymptotically free point. Our results agree with those of Amit et al (Amit D J, Goldschmidt Y Y and Grinstein G 1980 J. Phys. A: Math. Gen. 13 585).

引用

页码：6543 / 6547

页数：5

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