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Quantum physics

Death by experiment for local realism

A fundamental scientific assumption called local realism conflicts with certain predictions of quantum mechanics. Those predictions have now been verified, with none of the loopholes that have compromised earlier tests. See Letter p.682

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Figure 1: Violation of a three-party Bell inequality.

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Correspondence to Howard Wiseman.

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Wiseman, H. Death by experiment for local realism. Nature 526, 649–650 (2015). https://doi.org/10.1038/nature15631

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