Energy levels of a coupled-rotors model

DOI10.1007/S10910-020-01186-3zbMath1466.81016OpenAlexW3092836030MaRDI QIDQ830865

Francisco M. Fernández, Paolo Amore

Publication date: 10 May 2021

Published in: Journal of Mathematical Chemistry (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10910-020-01186-3

zbMATH Keywords

avoided crossingsneutron scattering4-methylpyridinecoupled rotors

Mathematics Subject Classification ID

Nuclear physics (81V35) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Perturbation theories for operators and differential equations in quantum theory (81Q15) Finite-dimensional groups and algebras motivated by physics and their representations (81R05) Tunneling in quantum theory (81U26)

Cites Work

• On the crossing of the energy levels of a parameter-dependent quantum-mechanical Hamiltonian
• On a model for rotational tunneling with a \(C_{6}\)-space-time symmetric analog
• Potential r²+λr²/(1+gr²) and the analytic continued fractions
• The anharmonic oscillator problem: a new algebraic solution

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