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arxiv: 1208.4615 · v1 · pith:7OVHVJUFnew · submitted 2012-08-22 · ❄️ cond-mat.mtrl-sci · cond-mat.mes-hall

Gap Generation in Topological Insulator Surface States by non-Ferromagnetic Magnets

classification ❄️ cond-mat.mtrl-sci cond-mat.mes-hall
keywords statessurfacetopologicalantiferromagneticcommensuratecontrarydimensionalexpectation
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It is shown that, contrary to the naive expectation, single particle spectral gaps can be opened on the surface states of three dimensional topological insulators by using commensurate out- and in-plane antiferromagnetic or ferrimagnetic insulating thin films.

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