Isospectral mapping for quantum systems with energy point spectra to polynomial quantum harmonic oscillators

DOI10.1016/J.PHYSLETA.2021.127144OpenAlexW3118713701MaRDI QIDQ2232854

Ole Steuernagel, Andrei B. Klimov

Publication date: 13 October 2021

Published in: Physics Letters. A (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1901.03250

Mathematics Subject Classification ID

Quantum theory (81-XX) Statistical mechanics, structure of matter (82-XX)

Cites Work

• Quantum theory with an energy operator defined as a quartic form of the momentum
• Anharmonic quantum mechanical systems do not feature phase space trajectories
• Diabolical points in one-dimensional Hamiltonians quartic in the momentum

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