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@article{857952f8089246698abbb17e042877ac,
title = "Calculations of Relativistic, Correlation, Nuclear, and Quantum-Electrodynamics Corrections to Energy and Ionization Potential of the Ground State of Helium-Like Ions",
abstract = "Nonrelativistic and relativistic variational calculations of energies and ionization potentials of the ground state of helium-like ions with nuclear number Z = 2-20 have been performed. All leading corrections to the total energy have been calculated, including the contribution of electron correlations, relativistic and quantum-electrodynamics corrections, and contributions due to the finite nuclear size (field shift) and finite nuclear mass (nuclear recoil) effects. Relativistic wave functions were calculated using the Dirac-Coulomb-Breit Hamiltonian.",
keywords = "Breit interaction, configuration interaction, electron correlations, field shift, helium-like ions, ionization potential, nuclear recoil effect, quantum-electrodynamics corrections, relativistic calculations, VACUUM-POLARIZATION, ACCURATE, BREIT INTERACTION, FIELD, QEDMOD FORTRAN PROGRAM, ATOMS",
author = "Tupitsyn, {I. I.} and Bezborodov, {S. V.} and Malyshev, {A. V.} and Mironova, {D. V.} and Shabaev, {V. M.}",
year = "2020",
month = jan,
day = "1",
doi = "10.1134/S0030400X20010245",
language = "English",
volume = "128",
pages = "21--31",
journal = "OPTICS AND SPECTROSCOPY",
issn = "0030-400X",
publisher = "Pleiades Publishing",
number = "1",

}

RIS

TY - JOUR

T1 - Calculations of Relativistic, Correlation, Nuclear, and Quantum-Electrodynamics Corrections to Energy and Ionization Potential of the Ground State of Helium-Like Ions

AU - Tupitsyn, I. I.

AU - Bezborodov, S. V.

AU - Malyshev, A. V.

AU - Mironova, D. V.

AU - Shabaev, V. M.

PY - 2020/1/1

Y1 - 2020/1/1

N2 - Nonrelativistic and relativistic variational calculations of energies and ionization potentials of the ground state of helium-like ions with nuclear number Z = 2-20 have been performed. All leading corrections to the total energy have been calculated, including the contribution of electron correlations, relativistic and quantum-electrodynamics corrections, and contributions due to the finite nuclear size (field shift) and finite nuclear mass (nuclear recoil) effects. Relativistic wave functions were calculated using the Dirac-Coulomb-Breit Hamiltonian.

AB - Nonrelativistic and relativistic variational calculations of energies and ionization potentials of the ground state of helium-like ions with nuclear number Z = 2-20 have been performed. All leading corrections to the total energy have been calculated, including the contribution of electron correlations, relativistic and quantum-electrodynamics corrections, and contributions due to the finite nuclear size (field shift) and finite nuclear mass (nuclear recoil) effects. Relativistic wave functions were calculated using the Dirac-Coulomb-Breit Hamiltonian.

KW - Breit interaction

KW - configuration interaction

KW - electron correlations

KW - field shift

KW - helium-like ions

KW - ionization potential

KW - nuclear recoil effect

KW - quantum-electrodynamics corrections

KW - relativistic calculations

KW - VACUUM-POLARIZATION

KW - ACCURATE

KW - BREIT INTERACTION

KW - FIELD

KW - QEDMOD FORTRAN PROGRAM

KW - ATOMS

UR - http://www.scopus.com/inward/record.url?scp=85083816603&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/b850b116-e0cf-3676-9491-a5b3a6801621/

U2 - 10.1134/S0030400X20010245

DO - 10.1134/S0030400X20010245

M3 - Article

AN - SCOPUS:85083816603

VL - 128

SP - 21

EP - 31

JO - OPTICS AND SPECTROSCOPY

JF - OPTICS AND SPECTROSCOPY

SN - 0030-400X

IS - 1

ER -

ID: 53230488