Geometric approach to fragile topology beyond symmetry indicators
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DOI: 10.1103/physrevb.102.115135
Abstract: We present a framework to systematically address topological phases when finer partitionings of bands are taken into account, rather than only considering the two subspaces spanned by valence and conduction bands. Focusing on C2T-symmetric systems… read more here.
Keywords: beyond symmetry; approach fragile; symmetry indicators; topology ... See more keywords