Certifying the Presence of a Photonic Qubit by Splitting It in Two.
Meyer-Scott E, McCloskey D, Gołos K, Salvail JZ, Fisher KA, Hamel DR, Cabello A, Resch KJ, Jennewein T.
Meyer-Scott E, et al.
Phys Rev Lett. 2016 Feb 19;116(7):070501. doi: 10.1103/PhysRevLett.116.070501. Epub 2016 Feb 16.
Phys Rev Lett. 2016.
PMID: 26943519
By splitting an incoming single photon in two via parametric down-conversion, we herald the photon's arrival from an independent photon source while preserving its quantum information with up to (92.30.6)% fidelity. With reduced detector dark counts, precertification will …
By splitting an incoming single photon in two via parametric down-conversion, we herald the photon's arrival from an independent photon sour …