A consistent relativistic energy approach, based on the S-matrix Gell-Mann and Low
formalism (energy approach) combined with the relativistic many-body perturbation (PT) …

37 methods of differential calculus simply inapplicable or function when asked quite
complex analytical expression and therefore the calculation of derivatives associated with …

The consistent relativistic energy approach to atoms in a strong realistic laser field, based on
the Gell-Mann and Low S-matrix formalism, is applied in the study of resonant multiphoton …

An investigation of spectra, radiative and autoionization characteristics for the rare-earth
elements is of a great interest as for development atomic spectroscopy as different …

Fundamentals of gauge-invariant relativistic many-body perturbation theory (PT) with
optimized ab initio zeroth approximation in theory of relativistic multi-electron systems are …

Theoretical studies of Rydberg autoionization resonances in spectra of lanthanides atoms
(ytterbium) are carried out within the relativistic many-body perturbation theory in the …

A consistent uniform quantum approach to the solution of the nonstationary state problems
including the DC (Direct Current) strong-field Stark effect and also scattering problem is …

We present the fundamentals of a consistent relativistic theory of spectra of the exotic pionic
atomic systems on the basis of the Klein-Gordon-Fock equation approach and relativistic …

Spectroscopy of cooperative muon-gamma-nuclear processes: Energy and spectral
parameters Page 1 Spectroscopy of cooperative muon-gamma-nuclear processes: Energy …

The advanced numerical atomic code based on the combined relativistic energy approach
and relativistic many-body perturbation theory with the optimized zeroth ab initio model …