Equality of two definitions for transverse momentum dependent parton distribution functions

被引：70
|
作者：
Collins, John [1 ]
Rogers, Ted [2 ]
机构：
[1] Penn State Univ, Davey Lab 104, University Pk, PA 16802 USA
[2] SUNY Stony Brook, CN Yang Inst Theoret Phys, Stony Brook, NY 11794 USA
来源：
PHYSICAL REVIEW D | 2013年 / 87卷 / 03期
基金：
美国国家科学基金会;
关键词：
GAUGE;
D O I：
10.1103/PhysRevD.87.034018
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
We compare recent, seemingly different, approaches to transverse momentum dependent factorization (due to Echevarria, Idilbi, and Scimemi and to Collins), and show that they are the same, apart from an apparent difference in their definition of the (MS) over bar renormalization scheme. DOI: 10.1103/PhysRevD.87.034018
引用
收藏
页数：11
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