2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/226608We determine the static quark free energies around the transition temperature using 2+1 flavors of staggered fermions. Simulations are carried out on N_t=4,6,8 and 10 lattices using physical quark masses. The free energies extracted from Polyakov-loop correlators are extrapolated to the continuum limit.7 pages, talk presented at Lattice 2007, Regensburg, 30th July-4th August, 2007High Energy Physics - Latticetext