2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/192820We calculate quarkonium spectral functions in a quark-gluon plasma using a potential model based on full QCD lattice calculations of the free energy of static quark-antiquark pair. We estimate the binding energy and the thermal width of different quarkonium states. The estimated upper limit for the dissociation temperatures is considerably lower than the ones suggested in the recent literature.4 pages. version to be published in Phys. Rev. LettHigh Energy Physics - Phenomenologytext