385 citations · 2.6k across the 90 of their papers we have counts for
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Virtual Delbrück scattering and the Lamb shift in light hydrogen-like atoms
Robert Szafron, Evgeny Yu. Korzinin, Valery A. Shelyuto +2
We return to the problem of evaluation of the light-by-light contribution to the energy levels of the hydrogen atom. We find an additional contribution directly related to the Delb…
The Lamb shift of the state in hydrogen: two-loop and three-loop contributions
Savely G. Karshenboim, Akira Ozawa, Valery A. Shelyuto +2
We consider the Lamb shift in hydrogen and helium ions, a quantity, required for an accurate determination of the Rydberg constant and the proton charge radius by means of hyd…
Light-by-light-scattering contributions to the Lamb shift in light muonic atoms
Evgeny Yu. Korzinin, Valery A. Shelyuto, Vladimir G. Ivanov +2
We consider one-loop light-by-light-scattering contributions to the Lamb shift of the states in light muonic hydrogen like atoms at . The contributions are of…
Extraction of the electron mass from factor measurements on light hydrogenlike ions
J. Zatorski, B. Sikora, S. G. Karshenboim +5
The determination of the electron mass from Penning-trap measurements with C ions and from theoretical results for the bound-electron factor is described in detai…
The contributions to the Lamb shift and the fine structure in light muonic atoms
Evgeny Yu. Korzinin, Vladimir G. Ivanov, Savely G. Karshenboim
Corrections to energy levels in light muonic atoms are investigated in order . We pay attention to corrections which are specific for muonic atoms and include the elect…
Relativistic recoil effects to energy levels in a muonic atom: a Grotch-type calculation of the second-order vacuum-polarization contributions
Savely G. Karshenboim, Evgeny Yu. Korzinin, Vladimir G. Ivanov
Adjusting a previously developed Grotch-type approach to a perturbative calculation of the electronic vacuum-polarization effects in muonic atoms, we find here the two-loop vacuum…
Relativistic recoil effects for energy levels in a muonic atom within a Grotch-type approach: An application to the one-loop electronic vacuum polarization
Vladimir G. Ivanov, Evgeny Yu. Korzinin, Savely G. Karshenboim
We continue our account of relativistic recoil effects in muonic atoms and present explicitly analytic results at first order in electron-vacuum-polarization effects. The results a…
Relativistic recoil effects in a muonic atom within a Grotch-type approach: General approach
Savely G. Karshenboim, Vladimir G. Ivanov, Evgeny Yu. Korzinin
Recently we calculated relativistic recoil corrections to the energy levels of the low lying states in muonic hydrogen induced by electron vacuum polarization effects. The results…
Relativistic recoil corrections to the electron-vacuum-polarization contribution in light muonic atoms
Savely G. Karshenboim, Vladimir G. Ivanov, Evgeny Yu. Korzinin
The relativistic recoil contributions to the Uehling corrections are revisited. We consider a controversy in recent calculations based on different approaches including Breit-type…
Constraint on axion-like particles from atomic physics
S. G. Karshenboim, V. V. Flambaum
A possibility to constrain axion-like particles from precision atomic physics is considered.
Comment on "Two-photon approximation in the theory of electron recombination in hydrogen" (D. Solovyev and L. Labzowsky, Phys. Rev. A 81, 062509 (2010))
S. G. Karshenboim, V. G. Ivanov, J. Chluba
The results for the total multi-photon decay rates of the 3p and 4s levels of hydrogen, presented by D. Solovyev and L. Labzowsky within the cascade approximation, are revisited. T…
Contribution of Light-by-Light Scattering to Energy Levels of Light Muonic Atoms
S. G. Karshenboim, E. Yu. Korzinin, V. G. Ivanov +1
The complete contribution of diagrams with the light-by-light scattering to the Lamb shift is found for muonic hydrogen, deuterium and helium ion. The results are obtained in the s…
Non-relativistic contributions in order to the Lamb shift in muonic hydrogen, deuterium and helium ion
S. G. Karshenboim, V. G. Ivanov, E. Yu. Korzinin +1
Contributions to the energy levels in light muonic atoms and, in particular, to the Lamb shift fall into a few well-distinguished classes. The related diagrams are calculated using…
Second-order corrections to the wave function at origin in muonic hydrogen and pionium
Vladimir G. Ivanov, Evgeny Yu. Korzinin, Savely G. Karshenboim
Non-relativisitic second-order corrections to the wave function at origin in muonic and exotic atoms are considered. The corrections are due to the electronic vacuum polarization.…
Comment on "Sixth-Order Vacuum-Polarization Contribution to the Lamb Shift of Muonic Hydrogen" by T. Kinoshita and M. Nio, Phys. Rev. Lett. 82, 3240 (1999)
V. G. Ivanov, E. Yu. Korzinin, S. G. Karshenboim
In the comment we discuss an additional term to the correction to the Lamb shift, which was missed in the calculation by Kinoshita and Nio (Phys. Rev. Lett. 82, 3240 (1999)).
New Measurement of the 2S Hyperfine Interval in Atomic Hydrogen
N. Kolachevsky, A. Matveev, J. Alnis +3
An optical measurement of the 2S hyperfine interval in atomic hydrogen using two-photon spectroscopy of the 1S-2S transition gives a value of 177 556 834.3(6.7) Hz. The uncertainty…
Conceptual problems in phenomenological interpretation in searches for variation of constants & violation of various invariances
Savely G. Karshenboim
At present a number of current or proposed experiments are directed towards a search for a `new physics' by detecting variations of fundamental physical constants or violations of…
Guide for atomic and particle physicists to CODATA's recommended values of the fundamental physical constants
Savely G. Karshenboim
The CODATA recommended values of the fundamental constants are widely applied in particle, nuclear and atomic physics. They are a result of a complicated evaluation (adjustment) of…
Sum rules for an atomic hyperfine structure in a magnetic field
Savely G. Karshenboim
Sum rules for the energy levels of a hyperfine multiplet in a constant uniform magnetic field is presented. It is found that for any values of the electron angular moment and the n…
Precision study of hyperfine structure in simple atoms
S. Karshenboim, S. Eidelman, P. Fendel +4
We consider the most accurate tests of bound state QED theory of the hyperfine splitting in two-body atoms related to the HFS interval of the 1s state in muonium and positronium an…
Vacuum polarization in muonic and antiprotonic atoms: the fine structure at medium Z
E. Yu. Korzinin, V. G. Ivanov, S. G. Karshenboim
Effects of vacuum polarization modify the energy levels in atoms with an orbiting particle heavier than an electron. The dominant effect is due to the Uehling potential. In this pa…
Vacuum polarization in muonic atoms: the Lamb shift at low and medium Z
Savely G. Karshenboim, Vladimir G. Ivanov, Evgeny Yu. Korzinin
In muonic atoms the Uehling potential (an effect of a free electronic vacuum polarization loop) is responsible for the leading contribution to the Lamb shift causing the splitting…
A New Option for a Search for Alpha Variation: Narrow Transitions with Enhanced Sensitivity
S. G. Karshenboim, A. Yu. Nevsky, E. J. Angstmann +2
We consider several transitions between narrow lines that have an enhanced sensitivity to a possible variation of the fine structure constant, alpha. This enhancement may allow a s…
Corrections to the energy levels of a spin-zero particle bound in a strong field
R. N. Lee, A. I. Milstein, S. G. Karshenboim
Formulas for the corrections to the energy levels and wave functions of a spin-zero particle bound in a strong field are derived. General case of the sum of a Lorentz-scalar potent…