The second order QCD contribution to the semileptonic b → u decay rate

被引：94

作者：

van Ritbergen, T ^{[1
]}

机构：

[1] Univ Karlsruhe, Inst Theoret Teilchenphys, D-76128 Karlsruhe, Germany

来源：

PHYSICS LETTERS B | 1999年 / 454卷 / 3-4期

关键词：

D O I：

10.1016/S0370-2693(99)00407-4

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

The order alpha(s)(2) contribution to the inclusive semileptonic decay width of a b quark Gamma(b --> X(u)e (v) over bar(e)) is calculated analytically for zero mass u quarks. (C) 1999 Elsevier Science B.V. All rights reserved.

引用

页码：353 / 358

页数：6

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