Definition and evolution of transverse momentum dependent distribution of twist-three

Rodini, Simone and Vladimirov, Alexey (2022) Definition and evolution of transverse momentum dependent distribution of twist-three. JOURNAL OF HIGH ENERGY PHYSICS (8): 031. ISSN 1029-8479,

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Abstract

We present an in-depth analysis of transverse momentum dependent (TMD) distributions of twist-three. In particular, we focus on evolution equations, symmetry relations, parameterization, interpretation, small-b asymptotic behaviour and the structure of singularities. The starting point of discussion are the correlators with the definite TMD-twist. By considering suitable combinations of these correlators, we introduce physical TMD distribution of twist-three that can be used for practical applications. We also establish relations with generic TMD distribution of twist-three, and demonstrate that their evolution equations are autonomous in the large-N-c limit.

Item Type: Article
Uncontrolled Keywords: PARTON DISTRIBUTION-FUNCTIONS; RENORMALIZATION; OPERATORS; EQUATIONS; SPIN; Factorization; Renormalization Group; Parton Distributions
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics
Depositing User: Dr. Gernot Deinzer
Date Deposited: 05 Feb 2024 13:37
Last Modified: 05 Feb 2024 13:37
URI: https://pred.uni-regensburg.de/id/eprint/57241

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