Bell inequalities with a magnitude of violation that grows exponentially with the number of particles

1 November 1992

journal article
research article
Published by American Physical Society (APS) in Physical Review A

Vol. 46 (9) , 5375-5378
https://doi.org/10.1103/physreva.46.5375

Abstract

A simple Bell inequality for an n-particle system in a Greenberger-Horne-Zeilinger state is derived. Quantum mechanics violates this inequality by an exponentially large factor of

2^{(n - 2) / 2}

for n odd or

2^{(n - 1) / 2}

for n even.

Keywords

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