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Quantum effects in the cooperative scattering of light by atomic clouds

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Autor(es):
Pucci, Lorenzo ; Roy, Analabha ; Santiago do Espirito Santo, Tiago ; Kaiser, Robin ; Kastner, Michael ; Bachelard, Romain
Número total de Autores: 6
Tipo de documento: Artigo Científico
Fonte: PHYSICAL REVIEW A; v. 95, n. 5, p. 9-pg., 2017-05-22.
Resumo

Scattering of classical light by atomic clouds induces photon-mediated effective long-range interactions between the atoms and leads to cooperative effects even at low atomic densities. We introduce a simulation technique that allows us to investigate the quantum regime of the dynamics of large clouds of atoms. We show that the fluorescence spectrum of the cloud can be used to probe genuine quantum cooperative effects. Signatures of these effects are the occurrence, and the scaling behavior, of additional sidebands at twice the frequency of the classical Mollow sidebands, as well as an asymmetry of the Mollow triplet. (AU)

Processo FAPESP: 14/01491-0 - Nuvens atômicas sob estresse
Beneficiário:Romain Pierre Marcel Bachelard
Modalidade de apoio: Auxílio à Pesquisa - Jovens Pesquisadores
Processo FAPESP: 14/50744-9 - Bounds on the propagation of light in cold atomic clouds
Beneficiário:Romain Pierre Marcel Bachelard
Modalidade de apoio: Auxílio à Pesquisa - Regular
Processo FAPESP: 15/50422-4 - 123: dimensionality and cooperativity
Beneficiário:Philippe Wilhelm Courteille
Modalidade de apoio: Auxílio à Pesquisa - Regular
Processo FAPESP: 15/10763-7 - Limites de Lieb-Robinson e superradiância em nuvens atômicas ultrafrias
Beneficiário:Tiago Santiago do Espirito Santo
Modalidade de apoio: Bolsas no Brasil - Doutorado Direto