Remote distribution of non-classical correlations over 1250 modes between a telecom photon and a ${}^{171}$Yb${}^{3+}$:Y${}_2$SiO${}_5$ crystal

Moritz Businger, Louis Nicolas, Théo Sanchez Mejia +3

Quantum repeaters based on heralded entanglement require quantum nodes that are able to generate multimode quantum correlations between memories and telecommunication photons. The…