Search for new physics with atoms and molecules
This article reviews recent developments in tests of fundamental physics using atoms and
molecules, including the subjects of parity violation, searches for permanent electric dipole …
molecules, including the subjects of parity violation, searches for permanent electric dipole …
Highly charged ions: Optical clocks and applications in fundamental physics
Recent developments in frequency metrology and optical clocks have been based on
electronic transitions in atoms and singly charged ions as references. The control over all …
electronic transitions in atoms and singly charged ions as references. The control over all …
An optical atomic clock based on a highly charged ion
Optical atomic clocks are the most accurate measurement devices ever constructed and
have found many applications in fundamental science and technology,–. The use of highly …
have found many applications in fundamental science and technology,–. The use of highly …
High precision hyperfine measurements in Bismuth challenge bound-state strong-field QED
J Ullmann, Z Andelkovic, C Brandau, A Dax… - Nature …, 2017 - nature.com
Electrons bound in highly charged heavy ions such as hydrogen-like bismuth 209Bi82+
experience electromagnetic fields that are a million times stronger than in light atoms …
experience electromagnetic fields that are a million times stronger than in light atoms …
Factor of Boronlike Argon
I Arapoglou, A Egl, M Höcker, T Sailer, B Tu, A Weigel… - Physical Review Letters, 2019 - APS
We have measured the ground-state g factor of boronlike argon Ar 40 13+ with a fractional
uncertainty of 1.4× 10-9 with a single ion in the newly developed Alphatrap double Penning …
uncertainty of 1.4× 10-9 with a single ion in the newly developed Alphatrap double Penning …
Application of the Continuous Stern-Gerlach Effect for Laser Spectroscopy of the Fine Structure in a Penning Trap
A Egl, I Arapoglou, M Höcker, K König, T Ratajczyk… - Physical Review Letters, 2019 - APS
We report on the successful demonstration of a novel scheme for detecting optical
transitions in highly charged ions. We applied it to determine the frequency of the dipole …
transitions in highly charged ions. We applied it to determine the frequency of the dipole …
Ground-State Factor of Highly Charged Ions: An Access to the M1 Transition Probability between the Isomeric and Ground Nuclear States
VM Shabaev, DA Glazov, AM Ryzhkov, C Brandau… - Physical Review Letters, 2022 - APS
A method is proposed to determine the M 1 nuclear transition amplitude and hence the
lifetime of the “nuclear clock transition” between the low-lying (∼ 8 eV) first isomeric state …
lifetime of the “nuclear clock transition” between the low-lying (∼ 8 eV) first isomeric state …
Progress in quantum electrodynamics theory of highly charged ions
Recent progress in quantum electrodynamics (QED) calculations of highly charged ions is
reviewed. The theoretical predictions for the binding energies, the hyperfine splittings, and …
reviewed. The theoretical predictions for the binding energies, the hyperfine splittings, and …
Many-Electron QED Corrections to the Factor of Lithiumlike Ions
A rigorous QED evaluation of the two-photon exchange corrections to the g factor of
lithiumlike ions is presented. The screened self-energy corrections are calculated for the …
lithiumlike ions is presented. The screened self-energy corrections are calculated for the …
Theory of bound-electron g factor in highly charged ions
VM Shabaev, DA Glazov, G Plunien… - Journal of Physical and …, 2015 - pubs.aip.org
The paper presents the current status of the theory of bound-electron g factor in highly
charged ions. The calculations of the relativistic, quantum electrodynamics (QED), nuclear …
charged ions. The calculations of the relativistic, quantum electrodynamics (QED), nuclear …