ON THE RADIATIVE-CORRECTIONS ALPHA-2 1N-ALPHA TO THE POSITRONIUM DECAY-RATE

被引：60

作者：

KHRIPLOVICH, IB

YELKHOVSKY, AS

机构：

[1] Institute of Nuclear Physics

来源：

PHYSICS LETTERS B | 1990年 / 246卷 / 3-4期

关键词：

D O I：

10.1016/0370-2693(90)90641-I

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

The radiative corrections ≈ α2ln α to the positronium decay rate are calculated in the Breit approximation which is shown to be quite adequate for the problem. For orthopositronium the result coincides with the previous one, for parapositronium it differs from the old results. © 1990.

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页码：520 / 522

页数：3

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