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Quantum optics

Push-button photon entanglement

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A source of entangled photons that emits one — and only one — pair of photons on demand has now been realized in a semiconductor chip. The solid-state source will be a useful resource for experiments in optical quantum information.

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Figure 1: A semiconductor recipe for high-quality photonic entanglement.

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Correspondence to Chao-Yang Lu or Jian-Wei Pan.

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Lu, CY., Pan, JW. Push-button photon entanglement. Nature Photon 8, 174–176 (2014). https://doi.org/10.1038/nphoton.2014.29

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  • DOI: https://doi.org/10.1038/nphoton.2014.29

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