2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/24340The appearance of phase-slip lines, induced by an rf field, was observed experimentally in wide superconducting films in which the destruction of superconductivity by a dc current is associated with the formation of phase-slip lines. The characteristics of the separation of the film into superconducting and nonuniform, isothermal, nonequilibrium regions (phase-slip lines) under electromagnetic irradiation were studied.4 pages, 3 figures, RevTex4. Misprints of the original paper corrected. Numeric format(separators)in Figures changedSuperconductivityMesoscale and Nanoscale Physicstext