Double Well Hamiltonians

DOI10.1112/PLMS/S3-49.2.193zbMATH Open0561.47021OpenAlexW2160446684MaRDI QIDQ5186201

E. Brian Davies

Publication date: 1984

Published in: Proceedings of the London Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1112/plms/s3-49.2.193

zbMATH Keywords

self-adjoint operatoressential spectrumeigenfunctionstability under perturbationsapproximate degeneracy of the lowest eigenvalue

Mathematics Subject Classification ID

Markov semigroups and applications to diffusion processes (47D07) Applications of operator algebras to the sciences (47L90) Spectrum, resolvent (47A10) Linear symmetric and selfadjoint operators (unbounded) (47B25) Perturbation theories for operators and differential equations in quantum theory (81Q15)

Related Items (3)

ILLUSTRATIVE MODEL FOR PARITY DOUBLING OF ENERGY LEVELS ⋮ DOUBLE WELL POTENTIAL: PERTURBATION THEORY, TUNNELING, WKB (BEYOND INSTANTONS) ⋮ Editors' introduction

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