Majorana flat band edge modes of topological gapless phase in 2D Kitaev square lattice
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DOI: 10.1038/s41598-019-41529-y
Abstract: We study a Kitaev model on a square lattice, which describes topologically trivial superconductor when gap opens, while supports topological gapless phase when gap closes. The degeneracy points are characterized by two vortices in momentum… read more here.
Keywords: flat band; band; gapless phase; topological gapless ... See more keywords