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Kristina A. Meier, Spencer J. Johnson, Josh Aller, Brad Slezak, Tony Roberts, Phil Battle, and Paul G. Kwiat

Abstract

We present waveguide-based SPDC sources for producing both degenerate and highly nondegenerate polarization-entangled photon pairs. We measure entanglement metrics of up to 99% through optimization of both temporal and spectral overlap.

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