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dc.creatorDeffner, Sebastian-
dc.creatorPaz, Juan Pablo-
dc.creatorZurek, Wojciech H.-
dc.date2018-06-08T14:10:34Z-
dc.date2018-06-08T14:10:34Z-
dc.date2016-07-
dc.date2018-06-01T13:55:34Z-
dc.date.accessioned2019-04-29T15:55:03Z-
dc.date.available2019-04-29T15:55:03Z-
dc.identifierDeffner, Sebastian; Paz, Juan Pablo; Zurek, Wojciech H.; Quantum work and the thermodynamic cost of quantum measurements; American Physical Society; Physical Review E: Statistical, Nonlinear and Soft Matter Physics; 94; 7-2016-
dc.identifier1539-3755-
dc.identifierhttp://hdl.handle.net/11336/47845-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/305278-
dc.descriptionQuantum work is usually determined from two projective measurements of the energy at the beginning and at the end of a thermodynamic process. However, this paradigm cannot be considered thermodynamically consistent as it does not account for the thermodynamic cost of these measurements. To remedy this conceptual inconsistency we introduce a paradigm that relies only on the expected change of the average energy given the initial energy eigenbasis. In particular, we completely omit quantum measurements in the definition of quantum work, and hence quantum work is identified as a thermodynamic quantity of only the system. As main results we derive a modified quantum Jarzynski equality and a sharpened maximum work theorem in terms of the information free energy. A comparison of our results with the standard approach allows one to quantify the informational cost of projective measurements.-
dc.descriptionFil: Deffner, Sebastian. Los Alamos National Laboratory; Estados Unidos-
dc.descriptionFil: Paz, Juan Pablo. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Física; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Física de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Física de Buenos Aires; Argentina-
dc.descriptionFil: Zurek, Wojciech H.. Los Alamos National Laboratory; Estados Unidos-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherAmerican Physical Society-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://link.aps.org/doi/10.1103/PhysRevE.94.010103-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1103/PhysRevE.94.010103-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectQUANTUM THERMODYNAMICS-
dc.subjectWORK DISTRIBUTION-
dc.subjectQUANTUM INFORMATION-
dc.subjectAstronomía-
dc.subjectCiencias Físicas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleQuantum work and the thermodynamic cost of quantum measurements-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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