TRIVIALITY BOUND OF LINEAR DELTA-MODEL WITH FINITE PION MASS

被引:3
作者
KIMURA, K [1 ]
SANDA, AI [1 ]
SUGIYAMA, Y [1 ]
机构
[1] CITY COLL MIE, DIV MATH SCI, TSU 51401, JAPAN
关键词
D O I
10.1142/S0217732394002434
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We study the triviality bound of phi4-theory with explicit breaking terms. To do this the scaling behavior of this model is investigated by using perturbative method and nonperturbative method. The results obtained in this calculation are applied to pion physics and the bound of m(sigma) is estimated. There is a possibility that the bound of m(sigma) increases from 400 MeV to 530 MeV by explicit breaking terms.
引用
收藏
页码:2587 / 2597
页数:11
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