2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/92346Two pure states in superpositions of zero and one photons may be processed, via beam splitters and photodetection, to yield a pure single-photon state.1 page, 1 figureQuantum PhysicsProducing a pure single-photon state from pure superposition statestext