Classification and normal forms for avoided crossings of quantum-mechanical energy levels

DOI10.1088/0305-4470/31/1/031zbMath0956.81014OpenAlexW2009952543MaRDI QIDQ4950186

George A. Hagedorn

Publication date: 8 May 2000

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://semanticscholar.org/paper/847dad224038df3e4a5641612efa7e2020727227

zbMATH Keywords

spectrumavoided crossingselectron Hamiltonianelectronic energy levelsminimal multiplicity eigenvalues

Mathematics Subject Classification ID

Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Molecular physics (81V55) Local spectral properties of linear operators (47A11)

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