A generalization of Bloch's theorem for arbitrary boundary conditions: Theory
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DOI: 10.1103/physrevb.96.195133
Abstract: We present a generalization of Bloch's theorem to finite-range lattice systems of independent fermions, in which translation symmetry is broken only by arbitrary boundary conditions, by providing exact, analytic expressions for all energy eigenvalues and… read more here.
Keywords: bulk boundary; boundary conditions; bloch theorem; arbitrary boundary ... See more keywords