2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/189305High energy heavy ion collisions lead to the formation of a strong coupling de-confined phase in which the lightest glueballs are numerous and stable. We analyze how their properties manifest themselves in experimental spectra and show that they provide a good signature for color de-confinement.9 pages, 4 figuresHigh Energy Physics - PhenomenologyNuclear Theorytext