Ultrabright Entangled-Photon-Pair Generation from an<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" overflow="scroll"><mml:mrow><mml:mi>Al</mml:mi><mml:mi>Ga</mml:mi><mml:mi>As</mml:mi></mml:mrow></mml:math>-On-Insulator Microring Resonator
Trevor J. Steiner, Joshua E. Castro, Lin Chang, Quynh Dang, Weiqiang Xie, Justin Norman, John E. Bowers, Galan Moody
Abstract
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.
Topics & Concepts
PhotonLithium niobatePhotonicsPhysicsWaveguideResonatorOptoelectronicsOpticsPhotonic and Optical DevicesMechanical and Optical ResonatorsQuantum Information and Cryptography