Physical Review Letters · 1995 · 61 citations · 13 references
Natural SciencesPhysicsCondensed Matter PhysicsTheoretical PhysicsSpectral TheoryRenormalization GroupRenormalization Group ApproximationRenormalization Group TheoryRenormalization TheoryTight-binding ApproximationTight-binding ModelsTight-binding Theory
We solve the approximate renormalization group found by Niu and Nori for a quasiperiodic tight-binding Hamiltonian on the Fibonacci chain. This enables us to characterize analytically the spectral properties of this model.
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Non-Hermitian quantum dynamics
Howard C. Baker, Robert L. Singleton · Physical Review A · 1990 · 341 citations