Dzyaloshinskii-Moriya Interaction and Spiral Order in Spin-orbit Coupled Optical Lattices

dc.contributor.authorGong, M.en
dc.contributor.authorQian, Y.en
dc.contributor.authorYan, M.en
dc.contributor.authorScarola, Vito W.en
dc.contributor.authorZhang, C.en
dc.contributor.departmentPhysicsen
dc.date.accessioned2017-02-20T19:47:37Zen
dc.date.available2017-02-20T19:47:37Zen
dc.date.issued2015-05-27en
dc.description.abstractWe show that the recent experimental realization of spin-orbit coupling in ultracold atomic gases can be used to study different types of spin spiral order and resulting multiferroic effects. Spin-orbit coupling in optical lattices can give rise to the Dzyaloshinskii-Moriya (DM) spin interaction which is essential for spin spiral order. By taking into account spin-orbit coupling and an external Zeeman field, we derive an effective spin model in the Mott insulator regime at half filling and demonstrate that the DM interaction in optical lattices can be made extremely strong with realistic experimental parameters. The rich finite temperature phase diagrams of the effective spin models for fermions and bosons are obtained via classical Monte Carlo simulations.en
dc.description.versionPublished versionen
dc.format.extent8 pagesen
dc.identifier.doihttps://doi.org/10.1038/srep10050en
dc.identifier.issn2045-2322en
dc.identifier.orcidScarola, VW [0000-0002-8653-2723]en
dc.identifier.urihttp://hdl.handle.net/10919/75100en
dc.identifier.volume5en
dc.language.isoenen
dc.publisherNature Publishing Groupen
dc.relation.urihttp://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000355532900001&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=930d57c9ac61a043676db62af60056c1en
dc.rightsCreative Commons Attribution 4.0 Internationalen
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/en
dc.subjectquantum phase-transitionen
dc.subjectultracold atomsen
dc.subjectmott insulatoren
dc.subjectmultiferroicsen
dc.subjectphysicsen
dc.subjectgasen
dc.titleDzyaloshinskii-Moriya Interaction and Spiral Order in Spin-orbit Coupled Optical Latticesen
dc.title.serialScientific Reportsen
dc.typeArticle - Refereeden
pubs.organisational-group/Virginia Techen
pubs.organisational-group/Virginia Tech/All T&R Facultyen
pubs.organisational-group/Virginia Tech/Scienceen
pubs.organisational-group/Virginia Tech/Science/COS T&R Facultyen
pubs.organisational-group/Virginia Tech/Science/Physicsen

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