2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/131597We review how to obtain spin entangled pairs of fermions from a Fermi gas. An experiment with neutrons is proposed in order to get such pairs.Prepared for the Proceedings of Central European Workshop on Quantum Optics, Vienna - 2006Quantum PhysicsHow to Extract Entanglement from a Piece of Solid or a Bunch of Neutronstext