THE REACTION PI-N-]PI-PI-N AT THRESHOLD

被引：17

作者：

BERNARD, V

KAISER, N

MEISSNER, UG

机构：

[1] TECH UNIV MUNICH,DEPT PHYS T30,D-85747 GARCHING,GERMANY

[2] UNIV LOUIS PASTEUR,F-67037 STRASBOURG 2,FRANCE

来源：

PHYSICS LETTERS B | 1994年 / 332卷 / 3-4期

关键词：

D O I：

10.1016/0370-2693(94)91274-2

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We consider the chiral expansion for the reaction piN --> pipiN in heavy baryon chiral perturbation theory. To order M(pi) we derive novel low-energy theorems that compare favorably with recent determinations of the total cross sections for pi+p --> pi+pi+n and pi-p --> pi0pi0n.

引用

页码：415 / 418

页数：4

共 13 条

[1]

BERINGER J, 1993, PI N NEWSLETTER, V7, P33

[2] CHIRAL CORRECTIONS TO THE S-WAVE PION-NUCLEON SCATTERING LENGTHS [J].