arXiv:1403.6477 [hep-ph]AbstractReferencesReviewsResources
Model-independent determination of the gluon condensate in four-dimensional SU(3) gauge theory
Gunnar S. Bali, Clemens Bauer, Antonio Pineda
Published 2014-03-25, updated 2014-08-15Version 2
We determine the non-perturbative gluon condensate of four-dimensional SU(3) gauge theory in a model independent way. This is achieved by carefully subtracting high order perturbation theory results from non-perturbative lattice QCD determinations of the average plaquette. No indications of dimension two condensates are found. The value of the gluon condensate turns out to be of a similar size as the intrinsic ambiguity inherent to its definition.
Comments: 5 pages, 5 figures, v2: references added, conclusions improved, contrast of figures improved, 1 typo corrected
Keywords: gluon condensate, four-dimensional su, gauge theory, model-independent determination, high order perturbation theory results
Tags: journal article
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