Ali, D.B. and Gracey, J.A. (2001) Anomalous dimension of non-singlet quark currents at O(1/Nf^2) in QCD. Physics Letters B, 518 (1-2). pp. 188-194. ISSN 0370-2693
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Official URL: http://www.elsevier.com/wps/find/journaldescriptio...
Abstract
We compute the O(1/Nf^2) corrections to the flavour non-singlet quark bilinear currents in QCD in arbitrary spacetime dimensions. Hence, the anomalous dimension of the QED current $\bar{\psi} \sigma^{\mu\nu} \psi$ is deduced at four loops in the MSbar scheme up to one unknown parameter.
| Item Type: | Article |
|---|---|
| Additional Information: | LTH 502. arXiv Number: arXiv:hep-ph/0105038v1. Available online 23 August 2001. Issue: 11 October 2001. |
| Uncontrolled Keywords: | QUANTUM ELECTRODYNAMICS; MASS; CHROMODYNAMICS; COMPUTATION; O(1/N-F(2)); OPERATORS |
| Subjects: | Q Science > QC Physics |
| Departments, Research Centres and Related Units: | Academic Faculties, Institutes and Research Centres > Faculty of Science > Department of Mathematical Sciences |
| DOI: | 10.1016/S0370-2693(01)01006-1 |
| Related URLs: | |
| Refereed: | No |
| Status: | Published |
| ID Code: | 581 |
| Deposited On: | 20 Aug 2008 10:12 |
| Last Modified: | 03 May 2012 13:16 |
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