Renormalisation of one-link quark operators for overlap fermions with Liischer-Weisz gauge action

Horsley, R. and Perlt, H. and Rakow, P.E.L. and Schierholz, Gerrit and Schiller, A. (2005) Renormalisation of one-link quark operators for overlap fermions with Liischer-Weisz gauge action. PHYSICS LETTERS B, 628 (1-2). pp. 66-72. ISSN 0370-2693,

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Abstract

We compute lattice renormalisation constants of one-link quark operators (i.e., operators with one covariant derivative) for overlap fermions and Luscher-Weisz gauge action in one-loop perturbation theory. Among others, such operators enter the calculation of moments of polarised and unpolarised hadron structure functions. Results are given for beta = 8.45, beta = 8.0 and mass parameter rho = 1.4, which are commonly used in numerical simulations. We apply mean field (tadpole) improvement to our results. (c) 2005 Elsevier B.V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: LATTICE PERTURBATION-THEORY; EXACTLY MASSLESS QUARKS; QCD;
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics
Depositing User: Dr. Gernot Deinzer
Date Deposited: 23 Apr 2021 08:00
Last Modified: 23 Apr 2021 08:00
URI: https://pred.uni-regensburg.de/id/eprint/35438

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