Use este identificador para citar o ir al link de este elemento: http://hdl.handle.net/1843/46676
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Campo DCValorIdioma
dc.creatorNadja Kolb Bernardespt_BR
dc.creatorAndre Ricardo Ribeiro de Carvalhopt_BR
dc.creatorCarlos Henrique Monkenpt_BR
dc.creatorMarcelo Paleologo Elefteriadis de França Santospt_BR
dc.date.accessioned2022-10-27T12:41:29Z-
dc.date.available2022-10-27T12:41:29Z-
dc.date.issued2017-03-16-
dc.citation.volume95pt_BR
dc.citation.issue3pt_BR
dc.citation.spage032117-1pt_BR
dc.citation.epage032117-6pt_BR
dc.identifier.doihttps://doi.org/10.1103/PhysRevA.95.032117pt_BR
dc.identifier.issn24699934pt_BR
dc.identifier.urihttp://hdl.handle.net/1843/46676-
dc.description.resumoThe dynamics of systems subjected to noise is called Markovian in the absence of memory effects, i.e., when its immediate future depends only on its present. Time correlations in the noise source may generate non-Markovian effects that, sometimes, can be erased by appropriately coarse graining the time evolution of the system. In general, the coarse-graining time tCG is taken to be much larger than the correlation time τ but no direct relation between them is established. Here we analytically obtain a relation between tCG and τ for the dynamics of a qubit subjected to a time-correlated environment. Our results can be applied in principle to any distribution of the environmental correlations and can be tested through a collisional model where the qubit sequentially interacts with correlated qutrits.pt_BR
dc.description.sponsorshipCNPq - Conselho Nacional de Desenvolvimento Científico e Tecnológicopt_BR
dc.description.sponsorshipCNPq - Conselho Nacional de Desenvolvimento Científico e Tecnológicopt_BR
dc.description.sponsorshipFAPEMIG - Fundação de Amparo à Pesquisa do Estado de Minas Geraispt_BR
dc.description.sponsorshipFAPEMIG - Fundação de Amparo à Pesquisa do Estado de Minas Geraispt_BR
dc.description.sponsorshipCAPES - Coordenação de Aperfeiçoamento de Pessoal de Nível Superiorpt_BR
dc.description.sponsorshipCAPES - Coordenação de Aperfeiçoamento de Pessoal de Nível Superiorpt_BR
dc.description.sponsorshipINCT – Instituto nacional de ciência e tecnologia (Antigo Instituto do Milênio)pt_BR
dc.description.sponsorshipINCT – Instituto nacional de ciência e tecnologia (Antigo Instituto do Milênio)pt_BR
dc.languageengpt_BR
dc.publisherUniversidade Federal de Minas Geraispt_BR
dc.publisher.countryBrasilpt_BR
dc.publisher.departmentICX - DEPARTAMENTO DE FÍSICApt_BR
dc.publisher.initialsUFMGpt_BR
dc.relation.ispartofPhysical Review Apt_BR
dc.rightsAcesso Restritopt_BR
dc.subjectQuantum mechanicspt_BR
dc.subjectNon-Markovian processespt_BR
dc.subject.otherMecânica quânticapt_BR
dc.subject.otherProcessos não-Markovianospt_BR
dc.titleCoarse graining a non-Markovian collisional modelpt_BR
dc.typeArtigo de Periódicopt_BR
dc.url.externahttps://journals.aps.org/pra/abstract/10.1103/PhysRevA.95.032117pt_BR
dc.identifier.orcidhttps://orcid.org/0000-0001-6307-411Xpt_BR
dc.identifier.orcidhttps://orcid.org/0000-0002-0064-1882pt_BR
Aparece en las colecciones:Artigo de Periódico

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