Izvestiya of Saratov University.

Physics

ISSN 1817-3020 (Print)

ISSN 2542-193X (Online)

energy level

Тhе Quasipotential Approach to the Syperfine Splitting of Muonic Hydrogen and Positronium

Quasipotential Method of Spectrum Exotic Atoms

Electromagnetic Interaction for Muonium and Muonic Hydrogen

The Investigation of the Fine Shift to the Energy Levels in the Hydrogen–Like Atoms with Accuracy α^6 ln α^(-1) by Quasipotential Method