arXiv:hep-lat/9910037·v1·High Energy Physics — Lattice
Lorentz gauge fixing and the Gribov problem: the fermion correlator in lattice compact QED with Wilson fermions
I.L. Bogolubsky (JINR, Dubna)🇷🇺 · V.K. Mitrjushkin (JINR, Dubna)🇷🇺 · M. Müller-Preussker (HUB, Berlin)🇩🇪 · P. Peter (HUB, Berlin)🇩🇪 · N. V. Zverev (HUB, Berlin)🇩🇪
Abstract
For the Lorentz gauge the influence of Gribov copies on the fermion propagator is investigated in quenched lattice compact QED. In the Coulomb phase zero-momentum modes of the gauge fields are shown to be the main reason for a significant deviation from ordinary perturbation theory.
Comments: 4 pages and 2 Postscript figures