Broadband Polarization-Entanglement in a Poled Fiber
E. Y. Zhu, Zhenzhou Tang, Li Qian, L. G. Helt, Marco Liscidini, John E. Sipe, Costantino Corbari, Albert Canagasabey, Morten Ibsen, Peter G. Kazansky · 2012
Broadband polarization-entanglement over 100 nm is demonstrated in a poled fiber phase-matched for type-II downconversion in the 1.5- m telecom-band. Two-photon interference and Hong-Ou-Mandel interference are used experimentally to confirm the broadband nature of the entanglement.