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 …

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 …

Quantum electrodynamics (QED) is one of the most fundamental theories of physics and has
been shown to be in excellent agreement with experimental results,,,–. In particular …

Inner-shell electrons naturally sense the electric field close to the nucleus, which can reach
extreme values beyond 1015 V cm− 1 for the innermost electrons. Especially in few-electron …

The quest for the value of the electron's atomic mass has been the subject of continuing
efforts over the past few decades,,,. Among the seemingly fundamental constants that …

Abstract The Facility for Antiproton and Ion Research (FAIR) will be the accelerator-based
flagship research facility in many basic sciences and their applications in Europe for the …

Relativistic quantum chemistry has evolved into a fertile and large field and is now becoming
an integrated part of mainstream chemistry. Yet, given the much-involved physics and …

This review article describes the trapping of charged particles. The main principles of
electromagnetic confinement of various species from elementary particles to heavy atoms …

The current status of bound state quantum electrodynamics calculations of transition
energies for few-electron ions is reviewed. Evaluation of one and two body QED correction …

The magnetic moment μ of a bound electron, generally expressed by the g-factor μ=− g μ B s
ħ− 1 with μ B the Bohr magneton and s the electron's spin, can be calculated by bound-state …