AMBIGUITY OF CALCULATIONS IN THE NAMBU-JONA-LASINIO MODEL AND ITS SINGULAR RELATION TO THE LINEAR SIGMA-MODEL

被引：21

作者：

WILLEY, RS

机构：

[1] Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh

来源：

PHYSICAL REVIEW D | 1993年 / 48卷 / 06期

关键词：

D O I：

10.1103/PhysRevD.48.2877

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

It is shown by elementary means that the Calculation in the Nambu-Jona-Lasinio model of the ratio m(sigma)2/m(f)2 is ambiguous, and the ambiguity is not removed by doing the calculation in a singular limit (Z3,Z4 = 0) of the linear sigma model.

引用

页码：2877 / 2880

页数：4

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