Bethe-Sommerfeld conjecture for periodic operators with strong perturbations

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Spectral Theory, Quantum Science, Engineering +5

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Asymptotic of the density of states for the Schrödinger operator with periodic electric potential

Bernard Helffer, Abderemane Mohamed · Duke Mathematical Journal · 1998 · 52 citations

Spectral Theory, Quantum Dynamic, Engineering +4

Bethe–Sommerfeld Conjecture

Annales Henri Poincaré · 2008 · 50 citations · Full text