32 citations · 83 across the 17 of their papers we have counts for
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Oscillator model for the relativistic fermion-boson system
D. A. Kulikov, R. S. Tutik
The solvable quantum mechanical model for the relativistic two-body system composed of spin-1/2 and spin-0 particles is constructed. The model includes the oscillator-type interact…
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…
Renormalization of expansions for Regge trajectories of the Schrödinger equation
D. A. Kulikov, R. S. Tutik
A recursion technique for the renormalization of semiclassical expansions for the Regge trajectories of bound states of the Schrödinger equation is developed. As an application of…
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…