A hybrid entangled state generation system and method coupled with spin-orbit angular momentum
A technology of orbital angular momentum and entangled state, applied in the field of mixed entangled state generation system, can solve problems such as signal distortion, achieve high photon utilization rate and reduce mode dispersion effect
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[0038] In order to make the object of the present invention, the technical solution and advantages more clearly understood, the following in conjunction with the accompanying drawings of the present invention will be further elaborated, but the scope of the claims of the present invention is not limited to the following specific embodiments.
[0039] Refer to appendix Figure 1 、 2 As shown, a spin - orbital angular momentum coupling hybrid entanglement state generation system, the system comprising a pump light source 10, spin - orbital angular momentum coupling mixed entanglement state conversion unit 11, signal photon sorting unit 12 and signal photon mode dispersion compensation unit 13.
[0040] The pump light source 10 is mainly used to generate a continuous Gaussian beam required by the system, as an input signal to the system. The spin - orbital angular momentum coupling of the hybrid entanglement transformation unit 11 is connected to the pump light source 10, for convert...
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