Solid-state sources of entangled photons with tailored properties are key elements for integrated quantum computing. Refractive-index perturbations propagating faster than the speed of light may offer a practical approach for generating entangled photon pairs.
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Talebi, N. A fast push to photon pairs. Nat. Phys. 18, 11–12 (2022). https://doi.org/10.1038/s41567-021-01410-0
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DOI: https://doi.org/10.1038/s41567-021-01410-0
