2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/25040In present work, we investigate the second harmonic generation in a superlattice under presence of the carrier density gradient. We show that the second harmonic intensity can be comparable with that of the current fundamental harmonic in that case.10 pages, 3 figuresMesoscale and Nanoscale Physicstext