Two loop effective potential for < A^2_\mu > in the Landau gauge in quantum chromodynamics
High Energy Physics - Theory
2009-11-10 v1 High Energy Physics - Phenomenology
Abstract
We construct the effective potential for the dimension two composite operator 1/2 A^{a 2}_\mu in QCD with massless quarks in the Landau gauge for an arbitrary colour group at two loops. For SU(3) we show that an estimate for the effective gluon mass decreases as N_f increases.
Keywords
Cite
@article{arxiv.hep-th/0306200,
title = {Two loop effective potential for < A^2_\mu > in the Landau gauge in quantum chromodynamics},
author = {R. E. Browne and J. A. Gracey},
journal= {arXiv preprint arXiv:hep-th/0306200},
year = {2009}
}
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17 latex pages