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Experimentally testable state-independent quantum contextuality

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arxiv 0808.2456 v2 pith:YIUBGTPG submitted 2008-08-18 quant-ph

Experimentally testable state-independent quantum contextuality

classification quant-ph
keywords inequalitiesquantumstate-independentbell-typecompatiblecontextualitycorrelationsexperiment
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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We show that there are Bell-type inequalities for noncontextual theories that are violated by any quantum state. One of these inequalities between the correlations of compatible measurements is particularly suitable for testing this state-independent violation in an experiment.

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Cited by 1 Pith paper

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  1. Construction of Kochen-Specker Sets from Mutually Unbiased Bases

    quant-ph 2025-09 conditional novelty 6.0

    A systematic MUB-based enumeration yields a 69-ray 50-context KS nucleus unifying known constructions, plus forcing gadgets in D=4 and D=5 that enforce maximal unbiasedness.