REEXAMINATION OF GENERATION OF BARYON AND LEPTON NUMBER ASYMMETRIES IN THE EARLY UNIVERSE BY HEAVY-PARTICLE DECAY

被引：92

作者：

LIU, J

SEGRE, G

机构：

[1] Department of Physics, University of Pennsylvania, Philadelphia

来源：

PHYSICAL REVIEW D | 1993年 / 48卷 / 10期

关键词：

D O I：

10.1103/PhysRevD.48.4609

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

It is shown that wave-function renormalization can introduce an important contribution to the generation of baryon and lepton number asymmetries by heavy particle decay. These terms, omitted in previous analyses, are of the same order of magnitude as the standard terms.

引用

页码：4609 / 4612

页数：4

共 26 条

[1] COSMOLOGICAL BARYON PRODUCTION THROUGH SUPERHEAVY FERMIONS [J].