Collinear matching for Sivers function at next-to-leading order

被引：0
|
作者：
Ignazio Scimemi
Andrey Tarasov
Alexey Vladimirov
机构：
[1] Universidad Complutense de Madrid (UCM) and IPARCOS,Departamento de Física Teórica
[2] Physics Department,Institut für Theoretische Physik
[3] Brookhaven National Laboratory,undefined
[4] Universität Regensburg,undefined
来源：
Journal of High Energy Physics | / 2019卷
关键词：
NLO Computations; Deep Inelastic Scattering (Phenomenology);
D O I：
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中图分类号：
学科分类号：
摘要：
We evaluate the light-cone operator product expansion for unpolarized transverse momentum dependent (TMD) operator in the background-field technique up twist-3 inclusively. The next-to-leading order (NLO) matching coefficient for the Sivers function is derived. The method, as well as many details of the calculation are presented.
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