pi->l nu gamma form factors at two-loop

被引：85

作者：

Bijnens, J

Talavera, P

机构：

[1] NORDITA, DK-2100, Copenhagen Ø

来源：

NUCLEAR PHYSICS B | 1997年 / 489卷 / 1-2期

关键词：

pion; radiative decay; chiral perturbation theory;

D O I：

10.1016/S0550-3213(97)00069-2

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

Within Chiral Perturbation Theory (CHPT) we compute the form factors A, V and gamma = A/V in the pi --> lvy decay to O(p(6)). A and gamma obtain corrections of order 25%. (C) 1997 Elsevier Science B.V.

引用

页码：387 / 404

页数：18

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