Non-singlet splitting functions in QED

被引：42

作者：

Arbuzov, AB

机构：

[1] Univ Turin, Dipartimento Fis Teor, I-10125 Turin, Italy

[2] Ist Nazl Fis Nucl, Sez Torino, I-10125 Turin, Italy

来源：

PHYSICS LETTERS B | 1999年 / 470卷 / 1-4期

关键词：

radiative corrections; electron structure functions; leading logarithmic approximation;

D O I：

10.1016/S0370-2693(99)01290-3

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

Iterative solution of QED evolution equations far non-singlet electron structure functions is considered. Analytical expressions in the fourth and fifth orders are presented in terms of splitting Functions. Relation to the existing exponentiated solution is discussed. (C) 1999 Published by Elsevier Science B.V. All rights reserved.

引用

页码：252 / 258

页数：7

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