Emission of time-energy entangled photon pairs from an integrated silicon ring resonator
Davide Grassani, Stefano Azzini, Marco Liscidini, Mattéo Galli, Michael John Strain, Marc Sorel, John E. Sipe, Daniele Bajoni · 2014
We demonstrate an integrated silicon source of time-energy entangled photons. Entanglement is proved using a Franson type experiment, obtaining visibility exceeding 90% and a violation of the Bell’s inequality by more than 10 standard deviations.