Two-component Bose-Hubbard model in an array of cavity polaritons

dc.citation.firstpage43633
dc.citation.journalTitlePhysical Review A
dc.citation.volumeNumber91
dc.contributor.authorZhang, Yong-Chang
dc.contributor.authorZhou, Xiang-Fa
dc.contributor.authorZhou, Xingxiang
dc.contributor.authorGuo, Guang-Can
dc.contributor.authorPu, Han
dc.contributor.authorZhou, Zheng-Wei
dc.date.accessioned2015-07-09T20:14:50Z
dc.date.available2015-07-09T20:14:50Z
dc.date.issued2015
dc.description.abstractWe propose a scheme which can realize an extended two-component Bose-Hubbard model using polaritons confined in an array of optical cavities. In addition to the density-dependent interactions, this model also contains nonlinear coupling terms between the two components of the polariton. Using a mean-field calculation, we obtain the phase diagram which shows how these terms affect the transition between the Mott insulator and the superfluid phase. In addition, we employ both a perturbation approach and an exact diagonalization method to gain more insights into the phase diagram.
dc.identifier.citationZhang, Yong-Chang, Zhou, Xiang-Fa, Zhou, Xingxiang, et al.. "Two-component Bose-Hubbard model in an array of cavity polaritons." <i>Physical Review A,</i> 91, (2015) American Physical Society: 43633. http://dx.doi.org/10.1103/PhysRevA.91.043633.
dc.identifier.doihttp://dx.doi.org/10.1103/PhysRevA.91.043633
dc.identifier.urihttps://hdl.handle.net/1911/80872
dc.language.isoeng
dc.publisherAmerican Physical Society
dc.rightsArticle is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use.
dc.titleTwo-component Bose-Hubbard model in an array of cavity polaritons
dc.typeJournal article
dc.type.dcmiText
dc.type.publicationpublisher version
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