9 citations · 20 across the 8 of their papers we have counts for
8 papers
The logarithmic perturbation theory for bound states in spherical-symmetric potentials via the -expansions
I. V. Dobrovolska, R. S. Tutik
The explicit semiclassical treatment of the logarithmic perturbation theory for the bound-state problem for the spherical anharmonic oscillator and the screened Coulomb potential i…
Perturbation theory for sextic doubly anharmonic oscillator
I. V. Dobrovolska, R. S. Tutik
A simple method for the calculation of higher orders of the logarithmic perturbation theory for bound states of the spherical anharmonic oscillator is developed. The structure of t…
A new perturbation technique for eigenenergies of the screened coulomb potential
I. V. Dobrovolska, R. S. Tutik
The explicit semiclassical treatment of the logarithmic perturbation theory for the bound-state problem of the radial Shrodinger equation with the screened Coulomb potential is dev…
A new approach to the logarithmic perturbation theory for the spherical anharmonic oscillator
I. V. Dobrovolska, R. S. Tutik
The explicit semiclassical treatment of the logarithmic perturbation theory for the bound-state problem for the spherical anharmonic oscillator is developed. Based upon the …
Logarithmic perturbation theory for radial Klein-Gordon equation with screened Coulomb potentials via expansions
I. V. Dobrovolska, R. S. Tutik
The explicit semiclassical treatment of logarithmic perturbation theory for the bound-state problem within the framework of the radial Klein-Gordon equation with attractive real-an…
A recursion technique for deriving renormalized perturbation expansions for one-dimensional anharmonic oscillator
I. V. Dobrovolska, R. S. Tutik
A new recursion procedure for deriving renormalized perturbation expansions for the one-dimensional anharmonic oscillator is offered. Based upon the -expansions and suitable…