Ultrabright Entangled-Photon-Pair Generation from an AlGaAs-On-Insulator Microring Resonator

Mar 4, 2021
Published in:
  • PRX Quantum 2 (2021) 1, 010337
  • Published: Mar 4, 2021

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Abstract: (APS)
An on-chip entangled-photon pair source from an AlGaAs-on-insulator microring resonator is demonstrated, offering a nearly 1000-fold improvement over state-of-the-art brightness while maintaining >97% fidelity and >99% purity.