dorsal/arxiv
View SchemaQuantum Discord and Maxwell's Demons
| Authors | Wojciech Hubert Zurek |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0301127 |
| URL | https://arxiv.org/abs/quant-ph/0301127 |
| DOI | 10.1103/PhysRevA.67.012320 |
| Journal | Phys. Rev. A 67, 012320 (2003) |
Abstract
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 -- that is, entities that can or cannot measure nonlocal observables or carry out conditional quantum operations -- in extracting work from collections of correlated quantum systems.
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"abstract": "Quantum discord was proposed as an information theoretic measure of the\n``quantumness\u0027\u0027 of correlations. I show that discord determines the difference\nbetween the efficiency of quantum and classical Maxwell\u0027s demons -- that is,\nentities that can or cannot measure nonlocal observables or carry out\nconditional quantum operations -- in extracting work from collections of\ncorrelated quantum systems.",
"arxiv_id": "quant-ph/0301127",
"authors": [
"Wojciech Hubert Zurek"
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"doi": "10.1103/PhysRevA.67.012320",
"journal_ref": "Phys. Rev. A 67, 012320 (2003)",
"title": "Quantum Discord and Maxwell\u0027s Demons",
"url": "https://arxiv.org/abs/quant-ph/0301127"
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