Articles with "eigenvalues harmonic" as a keyword



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Non-real eigenvalues of the harmonic oscillator perturbed by an odd, two-point interaction

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Published in 2020 at "Journal of Mathematical Physics"

DOI: 10.1063/1.5139901

Abstract: We consider the perturbations of the harmonic oscillator operator by an odd pair of point interactions, z(δx−b−δx+b). The spectrum of such operators is analyzed as a set of roots of the properly constructed entire (meromorphic)… read more here.

Keywords: real eigenvalues; harmonic oscillator; point; non real ... See more keywords