<p>We use the tridiagonal representation approach to solve the radial Schrödinger equation for the continuum scattering states of the Kratzer potential. These solutions are written as pointwise convergent series of Bessel functions with a discrete index. They are a generalized version of our earlier findings [Sec. III in J. Math. Phys. 64 (2023) 112102]. We study the associated novel 3-parameter orthogonal polynomials that appear in the expansion coefficients of the series. We obtain their generating function, asymptotics, and weight function.</p>

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Orthogonal polynomials associated with the scattering states of the Kratzer potential

  • A. D. Alhaidari,
  • Yu-Tian Li

摘要

We use the tridiagonal representation approach to solve the radial Schrödinger equation for the continuum scattering states of the Kratzer potential. These solutions are written as pointwise convergent series of Bessel functions with a discrete index. They are a generalized version of our earlier findings [Sec. III in J. Math. Phys. 64 (2023) 112102]. We study the associated novel 3-parameter orthogonal polynomials that appear in the expansion coefficients of the series. We obtain their generating function, asymptotics, and weight function.