Hybrid systems of laser-cooled trapped ions and ultracold atoms combined in a single
experimental setup have recently emerged as a new platform for fundamental research in …

Cold atomic gases have become a paradigmatic system for exploring fundamental physics,
which at the same time allows for applications in quantum technologies. The accelerating …

Great advances in precision measurements in the quantum regime have been achieved with
trapped ions and atomic gases at the lowest possible temperatures,–. These successes …

Induced interactions and bound states of charge carriers immersed in a quantum medium
are crucial for the investigation of quantum transport. Ultracold atom-ion systems can …

Ultracold atom-ion mixtures are gaining increasing interest due to their potential applications
in ultracold and state-controlled chemistry, quantum computing, and many-body physics …

The presence of strong interactions in a many-body quantum system can lead to a variety of
exotic effects. Here we show that even in a comparatively simple setup consisting of a …

We explore the interaction between two trapped ions mediated by a surrounding quantum
degenerate Bose or Fermi gas. Using perturbation theory valid for weak atom-ion …

We study three-body recombination of Ba++ Rb+ Rb in the mK regime where a single Ba
138+ ion in a Paul trap is immersed into a cloud of ultracold Rb 87 atoms. We measure the …

We report on the observation of cold collisions between Li 6 atoms and Yb+ ions. This
combination of species has recently been proposed as the most suitable for reaching the …

Ultracold hybrid ion-atom gases represent an exciting frontier for quantum simulation
offering a new set of functionalities and control. Here, we study a mobile ion immersed in a …