Four-loop collinear anomalous dimensions in QCD and N=4 super Yang-Mills

Bakul Agarwal; Andreas von Manteuffel; Erik Panzer; Robert M. Schabinger

Physics Letters B (Sep 2021)

Four-loop collinear anomalous dimensions in QCD and N=4 super Yang-Mills

Bakul Agarwal,
Andreas von Manteuffel,
Erik Panzer,
Robert M. Schabinger

Affiliations

Bakul Agarwal: Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824, USA; Corresponding authors.
Andreas von Manteuffel: Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824, USA; Corresponding authors.
Erik Panzer: Mathematical Institute, University of Oxford, OX2 6GG, Oxford, UK; Corresponding authors.
Robert M. Schabinger: Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824, USA; Corresponding authors.

Journal volume & issue: Vol. 820
p. 136503

Abstract

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We calculate the collinear anomalous dimensions in massless four-loop QCD and N=4 supersymmetric Yang-Mills theory from the infrared poles of vertex form factors. We give very precise numerical approximations and a conjecture for the complete analytic results in both models we consider.

Published in Physics Letters B

ISSN: 0370-2693 (Print); 1873-2445 (Online)
Publisher: Elsevier
Country of publisher: Netherlands
LCC subjects: Science: Physics
Website: http://www.journals.elsevier.com/physics-letters-b/

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