2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/130051We use a T-matrix approximation to calculate the single particle spectrum of the normal state of a gas of Fermionic atoms at low temperature. In the strongly interacting regime of the polarized gas, we find that the spectrum is separated in two branches, leading to a double-peaked radiofrequency spectral feature.4 pages, 4 figuresOther Condensed MatterStatistical Mechanicstext