ON VECTOR DOMINANCE IN THE DECAY B-]PI-E-NU

被引：45

作者：

BALL, P

BRAUN, VM

DOSCH, HG

机构：

[1] Institut für Theoretische Physik, Universität Heidelberg, W-6900 Heidelberg

来源：

PHYSICS LETTERS B | 1991年 / 273卷 / 03期

关键词：

D O I：

10.1016/0370-2693(91)91690-W

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

QCD sum rules strongly support the B* dominance in the form factor of the semi-leptonic decay B --> pi-ev in the whole region of the momentum transfer 0 less-than-or-equal-to t less-than-or-equal-to (m(B) - m(pi))2.

引用

页码：316 / 318

页数：3

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