Coupling double flat bands in a quadrangular-star lattice.
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DOI: 10.1039/d3nr00651d
Abstract: Most special two-dimensional (2D) lattices, such as Kagome and Lieb lattices, can only generate a single flat band. Here, we propose a 2D lattice named a quadrangular-star lattice (QSL). It can produce coupling double flat… read more here.
Keywords: star lattice; quadrangular star; coupling double; double flat ... See more keywords