Optica Quantum
Quantum frequency conversion of single photons from a tin-vacancy center in diamond
Julia M. Brevoord, Jan Fabian Geus, Tim Turan, Romero, Miguel Guerrero, Rodríguez, Daniel Bedialauneta, Nina Codreanu, Alexander M. Stramma, Ronald Hanson, Florian Elsen, Bernd Jungbluth