D. Usov

collaborators

3 papers

physics.atom-ph2026

Self-energy corrections to the ionization energies in sodium-like ions: comparison of the \textit{ab initio} QED and model-QED-operator approaches

P. Yang, A. V. Malyshev, E. A. Prokhorchuk +3

Calculations of the self-energy corrections to ionization energies of the $3 s$ , $3 p_{1/2}$ , and $3 p_{3/2}$ states in sodium-like ions with nuclear-charge numbers $Z = 30$ , $50$ , $70$ …

physics.chem-ph2025

A relativistic coupled-cluster treatment of magnetic hyperfine structure of the $X^{2} I^$ and $A^{2} I^£^{+}$ states of OH isotopologues

D. P. Usov, Y. S. Kozhedub, A. V. Stolyarov +3

$Ab initio$ calculations of the parallel component of the magnetic dipole hyperfine structure (HFS) constant have been carried out for hydroxyl radical isotopologues ($^{1…

physics.atom-ph2025

Ionization potential and electron affinity of superheavy element 119: relativistic high-order coupled cluster study with QED corrections

A. R. Saetgaraev, L. V. Skripnikov, I. I. Tupitsyn +5

We report a highly accurate \textit{ab initio} study of the ionization potential (IP) and electron affinity (EA) of element 119. Electronic correlation are treated within the relat…

Self-energy corrections to the ionization energies in sodium-like ions: comparison of the \textit{ab initio} QED and model-QED-operator approaches

A relativistic coupled-cluster treatment of magnetic hyperfine structure of the X2I^ and A2I^£+ states of OH isotopologues

Ionization potential and electron affinity of superheavy element 119: relativistic high-order coupled cluster study with QED corrections

A relativistic coupled-cluster treatment of magnetic hyperfine structure of the $X^{2} I^$ and $A^{2} I^£^{+}$ states of OH isotopologues