0702165v2

related topics
{state, states, coherent}
{bell, inequality, local}
{state, phys, rev}
{qubit, qubits, gate}
{alice, bob, state}
{cos, sin, state}
{light, field, probe}
{photon, photons, single}
{time, wave, function}

Violation of Bell's inequality using classical measurements and non-linear local operations

Magdalena StobiƄska, Hyunseok Jeong, Timothy C. Ralph

abstract: We find that Bell's inequality can be significantly violated (up to Tsirelson's bound) with two-mode entangled coherent states using only homodyne measurements. This requires Kerr nonlinear interactions for local operations on the entangled coherent states. Our example is a demonstration of Bell-inequality violations using classical measurements. We conclude that entangled coherent states with coherent amplitudes as small as 0.842 are sufficient to produce such violations.

oai_identifier:
oai:arXiv.org:quant-ph/0702165
categories:
quant-ph
comments:
6 pages, 5 figures, to be published in Phys. Rev. A
doi:
10.1103/PhysRevA.75.052105
arxiv_id:
quant-ph/0702165
journal_ref:
Phys. Rev. A 75, 052105 (2007)
created:
2007-02-16
updated:
2007-03-25

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