NSR Query Results
Output year order : Descending NSR database version of May 2, 2024. Search: Author = L.F.Vitushkin Found 4 matches. 2022KA09 Phys.Rev. C 105, 024307 (2022) F.F.Karpeshin, M.B.Trzhaskovskaya, L.F.Vitushkin Prospects for studying the effect of electronic screening on α decay in storage rings RADIOACTIVITY 212,213,214,220,221,222,224,226Ra, 221Po, 196,197,198,199,200,201,202At, 222,223Ac, 212,219,220Rn, 213,220,221Fr(α); calculated T1/2 for bare nuclei and He-like ions. Adiabatic approach.
doi: 10.1103/PhysRevC.105.024307
2020KA52 Phys.Atomic Nuclei 83, 608 (2020) F.F.Karpeshin, M.B.Trzhaskovskaya, L.F.Vitushkin Nonresonance Shake Mechanism in Neutrinoless Double Electron Capture RADIOACTIVITY 152Gd(2EC); calculated probability for the shake followed by electron-shell ionization occurring in the course of nucleus transformation; deduced a correction to the decay constant.
doi: 10.1134/S1063778820030126
2020KA61 Bull.Rus.Acad.Sci.Phys. 84, 1207 (2020) F.F.Karpeshin, M.B.Trzhaskovskaya, L.F.Vitushkin Electron Recombination as a Way of Deexciting the 129mSb Isomer RADIOACTIVITY 129Sb(IT), (EC); calculated Nuclear Excitation via Electron Capture (NEEC) σ, coefficient of internal conversion (ICC) for the electron shell of the nucleus in its final state, radiation width of the excited nuclear levels. Comparison with available data.
doi: 10.3103/S1062873820100135
2020VI10 Phys.Atomic Nuclei 83, 775 (2020) L.F.Vitushkin, F.F.Karpeshin, M.B.Trzhaskovskaya Fundamental Problems in Creating a Nuclear Optical Frequency Standard on the Basis of 229Th RADIOACTIVITY 229Th(IT); analyzed available data; calculated B(E2), B(M1), radiative widths; deduced a probable solution to the thorium puzzle, the first ever observation of the dependence of the nuclear-isomer lifetime on ambient conditions, the smoothing role of single-electron levels, which renders the resonance amplification of the electron-nucleus interaction more probable.
doi: 10.1134/S1063778820050208
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