LEPTON-WIDTH SUPPRESSION OF VECTOR-MESON DECAYS

被引：111

作者：

CELMASTER, W ^{[1
]}

机构：

[1] STANFORD UNIV,STANFORD LINEAR ACCELERATOR CTR,STANFORD,CA 94305

来源：

PHYSICAL REVIEW D | 1979年 / 19卷 / 05期

关键词：

D O I：

10.1103/PhysRevD.19.1517

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

Quantum-chromodynamics radiative corrections to the vector-meson lepton width are discussed. These may modify the zeroth-order equation of Van Royen and Weisskopf, thereby leading to a significant suppression, by about a factor of 2, of the calculated value of Γ. Consequences for phenomenology are examined. In particular, a prediction is made for the width of ′, as well as for widths of heavier mesons. © 1979 The American Physical Society.

引用

页码：1517 / 1521

页数：5

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