Permanent URL to this publication: http://dx.doi.org/10.5167/uzh-41359
Gehrmann, T; Glover, E W N; Huber, T; Ikizlerli, N; Studerus, C (2010). The quark and gluon form factors to three loops in QCD through to O(eps^2). Journal of High Energy Physics, (11):012.
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Abstract
We give explicit formulae for the mathcal(ɛ) and mathcal
left(
right) contributions to the unrenormalised three loop QCD corrections to quark and gluon form factors. These contributions have at most transcendentality weight eight. The mathcal
(ɛ) terms of the three-loop form factors are required for the extraction of the four-loop quark and gluon collinear anomalous dimensions. The mathcal
left(
right) terms represent an irreducible contribution to the finite part of the form factors at four-loops. For the sake of completeness, we also give the contributions to the one and two loop form factors to the same transcendentality weight eight.
| Item Type: | Journal Article, refereed, original work |
|---|---|
| Communities & Collections: | 07 Faculty of Science > Institute of Theoretical Physics |
| DDC: | 530 Physics |
| Language: | English |
| Date: | November 2010 |
| Deposited On: | 04 Jan 2011 17:13 |
| Last Modified: | 23 Nov 2012 14:07 |
| Publisher: | Springer |
| ISSN: | 1029-8479 |
| Publisher DOI: | 10.1007/JHEP11(2010)102 |
| Related URLs: | http://arxiv.org/abs/1010.4478 |
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