A comment on "A semiconductor source of entangled photons"

2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/108056When basic tools of quantum information are applied to the quantum tomography data presented in Nature 439, 179 (2006), none of their devices appears to be a source of entangled photons.Quantum PhysicsA comment on "A semiconductor source of entangled photons"text