Nonlocality tests enhanced by a third observer
classification
🪐 quant-ph
keywords
measurementpartteststhirdallowsbellbipartiteconsider
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We consider Bell tests involving bipartite states shared between three parties. We show that the simple inclusion of a third part may greatly simplify the measurement scenario (in terms of the number of measurement settings per part) and allows the identification of previously unknown nonlocal resources.
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