The neutral decay modes of the eta-meson

被引:22
|
作者
Nefkens, BMK [1 ]
Price, JW [1 ]
机构
[1] Univ Calif Los Angeles, Los Angeles, CA 90095 USA
关键词
D O I
10.1238/Physica.Topical.099a00114
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The neutral decay modes of the eta meson are reviewed. The most recent results obtained with the Crystal Ball multiphoton detector at BNL are incorporated. This includes a new, precise result for the slope parameter alpha of the Dalitz plot in eta --> 3pi(0) decay and a new, lower branching ratio for eta --> pi(0)gammagamma which is consistent with chiral perturbation theory. Recently-obtained limits are given for novel tests of CP and C invariance based on several rare eta decays.
引用
收藏
页码:114 / 122
页数:9
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