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Quantum physics

Survival of the entangled

At the quantum level, common sense is often violated — for example, by pairs of entangled photons in which each seems to 'know' about the state of the other. Entanglement may be more robust than had been thought.

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Figure 1: Quantum entanglement.

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Correspondence to William Barnes.

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Barnes, W. Survival of the entangled. Nature 418, 281–282 (2002). https://doi.org/10.1038/418281a

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