Realization of a Hopf Insulator in Circuit Systems.
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DOI: 10.1103/physrevlett.130.057201
Abstract: Three-dimensional (3D) two-band Hopf insulators are a paradigmatic example of topological phases beyond the topological classifications based on powerful methods like K theory and symmetry indicators. Since this class of topological insulating phases was theoretically… read more here.
Keywords: hopf insulator; hopf; realization; insulator circuit ... See more keywords