AXIAL ANOMALY AND SUM-RULE FOR THE PHOTON SPIN STRUCTURE-FUNCTION

被引：38

作者：

EFREMOV, AV

TERYAEV, OV

机构：

[1] Joint Institute for Nuclear Research, Dubna, SU 101000 Moscow

来源：

PHYSICS LETTERS B | 1990年 / 240卷 / 1-2期

关键词：

D O I：

10.1016/0370-2693(90)90433-7

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

It is shown that the first moment of the spin structure function gγ1 of a polarized photon is determined by the axial anomaly. Renormalization of the anomaly determines the Q2-dependence of the corresponding sum rule. © 1990.

引用

页码：200 / 202

页数：3

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