Electromagnetic corrections to the decays eta->3 pi

被引：66

作者：

Baur, R ^{[1
]}

Kambor, J ^{[1
]}

Wyler, D ^{[1
]}

机构：

[1] INST PHYS NUCL,DIV PHYS THEOR,F-91406 ORSAY,FRANCE

来源：

NUCLEAR PHYSICS B | 1996年 / 460卷 / 01期

关键词：

D O I：

10.1016/0550-3213(95)00643-5

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

We calculate the electromagnetic corrections to the decays eta --> 3 pi in next to leading order in the chiral expansion. We find that the corrections are small in accordance with Sutherland's theorem and modify neither rate nor the Dalitz plot distributions noticeably.

引用

页码：127 / 139

页数：13

共 29 条

[1]

ANISOVICH AV, BUTP951 BERN U PREPR

[2] HADRONIC MATRIX-ELEMENTS AND THE PI-+-PI-0 MASS DIFFERENCE [J].