Theoretical modeling shows circular supercurrents in semiconductor-superconductor LEDs generate OAM-entangled photon pairs by having radiative recombination inherit the superconducting order-parameter phase.
Two-photon emission from a superlattice-based superconducting light-emitting 23 structure
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Orbital-Angular-Momentum Entangled Photon Emission from Circular Currents in Semiconductor-Superconductor Structures
Theoretical modeling shows circular supercurrents in semiconductor-superconductor LEDs generate OAM-entangled photon pairs by having radiative recombination inherit the superconducting order-parameter phase.