Abstract The Deng–Fan–Eckart potential is as good as the Morse potential in studying
atomic interaction in diatomic molecules. By using the improved Pekeris-type approximation …

The bound state solutions to the radial Schrödinger equation are obtained in three-
dimensional space using the series expansion method within the framework of a general …

This study presents the Fisher information for the position-dependent mass Schrödinger
equation with hyperbolic potential V (x)=− V 0 csch 2 (ax). The analysis of the quantum …

Shannon entropy (S), Fisher information (I) and a measure equivalent to Fisher-Shannon
complexity (C IS) of a ro-vibrational state of diatomic molecules (O 2, O 2+, NO, NO+) with …

In this study, the bound state solutions of the Dirac equation (DE) have been determined
with the generalized Cornell potential model (GCPM) under the condition of spin symmetry …

A new potential model is proposed in this paper. This new potential named the screened
modified Kratzer potential is solved within the nonrelativistic regime using Nikiforov–Uvarov …

The analytical solutions of the three dimensional Schrӧdinger equation for the Generalized
Morse potential is obtained via parametric Nikiforov–Uvarov method and Formula method …

Exact wave functions are obtained for noncentral Kratzer potential in the presence of
Aharonov‐Bohm flux field in terms of associate Laguerre and Jacobi polynomials. The exact …

Rényi complexity ratio of two density functions is introduced for three and multidimensional
quantum systems. Localization property of several density functions are defined and five …

The Pekeris approximate scheme is introduced to deal with the centrifugal term in a Dirac
equation with the deformed Hylleraas plus Woods-Saxon (DHWS) potential model. The …