2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/120914We develop a field theory approach to light propagation in a gas of resonant atoms taking into account vector character of light and atom-atom interactions. Within this approach, we calculate the propagator of the electric field for both short and long-range density-density correlation functions of the gas.22 pages, 1 figureOther Condensed MatterDisordered Systems and Neural Networkstext