Superconformal operators in Yang-Mills theories on the light-cone

Belitsky, A. V. and Derkachov, S. E. and Korchemsky, G. P. and Manashov, Alexander (2005) Superconformal operators in Yang-Mills theories on the light-cone. NUCLEAR PHYSICS B, 722 (1-2). pp. 191-221. ISSN 0550-3213,

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Abstract

We employ the light-cone superspace formalism to develop an efficient approach to constructing superconformal operators of twist two in Yang-Mills theories with N = 1, 2, 4 supercharges. These operators have an autonomous scale dependence to one-loop order and determine the eigenfunctions of the dilatation operator in the underlying gauge theory. We demonstrate that for arbitrary M the superconformal operators are given by remarkably simple, universal expressions involving the light-cone superfields. When written in components field, they coincide with the known results obtained by conventional techniques. (c) 2005 Elsevier B.V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: GRADED LIE-ALGEBRAS; EVOLUTION-EQUATIONS; PRODUCT EXPANSION; 4-POINT FUNCTIONS; GAUGE-THEORY; SYMMETRY; QCD; REPRESENTATIONS; CONSTRAINTS; FINITENESS;
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Chair Professor Schäfer > Group Andreas Schäfer
Depositing User: Dr. Gernot Deinzer
Date Deposited: 03 May 2021 08:57
Last Modified: 03 May 2021 08:57
URI: https://pred.uni-regensburg.de/id/eprint/35767

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