A Distorted Single-Center Approach to Two-Center Coulomb Scattering.

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Bibliographic Details
Title: A Distorted Single-Center Approach to Two-Center Coulomb Scattering.
Authors: Volkmann, Hakon1 (AUTHOR) hakon.volkmann@physik.hu-berlin.de, Saenz, Alejandro1 (AUTHOR)
Source: Few-Body Systems. Sep2026, Vol. 67 Issue 3, p1-9. 9p.
Subjects: Particle scattering functions, Scattering (Mathematics)
Abstract: The two-center Coulomb scattering problem is revisited. It is shown that the scattering wavefunction can be interpreted in terms of distorted single-center Coulomb scattering solutions. The two-center properties are shown to manifest themselves merely in a non-integer quasi-angular momentum and an infinite series of short-range potentials decaying faster than r - 2 . Employing this distorted-wave ansatz, two-center Coulomb scattering phase shifts are determined numerically at the challenging low-energy regime with unprecedented accuracy. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
Description
Abstract:The two-center Coulomb scattering problem is revisited. It is shown that the scattering wavefunction can be interpreted in terms of distorted single-center Coulomb scattering solutions. The two-center properties are shown to manifest themselves merely in a non-integer quasi-angular momentum and an infinite series of short-range potentials decaying faster than r - 2 . Employing this distorted-wave ansatz, two-center Coulomb scattering phase shifts are determined numerically at the challenging low-energy regime with unprecedented accuracy. [ABSTRACT FROM AUTHOR]
ISSN:01777963
DOI:10.1007/s00601-026-02061-8