Revisiting an isospectral extension of the Morse potential
Quantum Physics
2021-01-26 v2 Mathematical Physics
math.MP
Exactly Solvable and Integrable Systems
Abstract
A very simple method is devised to derive a (strictly) isospectral extension of the Morse potential. Furthermore, point canonical transformations are used to transform the latter into quasi-exactly solvable extensions of the radial oscillator and the Coulomb potentials.
Keywords
Cite
@article{arxiv.2011.02897,
title = {Revisiting an isospectral extension of the Morse potential},
author = {C. Quesne},
journal= {arXiv preprint arXiv:2011.02897},
year = {2021}
}
Comments
12 pages, no figure, published version