Quantum Discord and Maxwell's Demons
classification
🪐 quant-ph
keywords
quantumdiscorddemonsmaxwellclassicalcollectionscorrelatedcorrelations
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Quantum discord was proposed as an information theoretic measure of the ``quantumness'' of correlations. I show that discord determines the difference between the efficiency of quantum and classical Maxwell's demons in extracting work from collections of correlated quantum systems.
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