Interactions mediated by atoms, photons, electrons, and excitons

R Paredes, G Bruun, A Camacho-Guardian - Physical Review A, 2024 - APS
Interactions between quasiparticles mediated by a surrounding environment are ubiquitous
and lead to a range of important effects from collective modes of low-temperature quantum …

Production and stabilization of a spin mixture of ultracold dipolar Bose gases

M Lecomte, A Journeaux, J Veschambre, J Dalibard… - Physical Review Letters, 2025 - APS
Mixtures of ultracold gases with long-range interactions are expected to open new avenues
in the study of quantum matter. Natural candidates for this research are spin mixtures of …

Competing excitation quenching and charge exchange in ultracold Li-Ba+ collisions

X **ng, P Weckesser, F Thielemann… - Journal of Physics B …, 2024 - iopscience.iop.org
Hybrid atom-ion systems are a rich and powerful platform for studying chemical reactions, as
they feature both excellent control over the electronic state preparation and readout as well …

Polaronic neutron in dilute matter: A -wave Bose polaron

H Tajima, H Moriya, T Naito, W Horiuchi, E Nakano… - Physical Review C, 2025 - APS
We theoretically investigate quasiparticle properties of a neutron immersed in an alpha
condensate, which is one of the possible states of dilute symmetric nuclear matter. The …

Resonance detuning mechanism for directing particle flow in ring lattices

L Morales-Molina, F Isaule - Physical Review A, 2024 - APS
We theoretically investigate the control of superfluid currents for ultracold gases confined in
a ring lattice. The system is assumed to be in the presence of an artificial magnetic flux …

Scaling Laws Governing the Collapse of a Bose-Einstein Condensate

SJ Morris, CJ Ho, SM Fischer, J Etrych… - arxiv preprint arxiv …, 2024 - arxiv.org
We study the collapse of an attractive Bose-Einstein condensate, where an unstable system
evolves towards a singularity, by numerically solving the underlying cubic-quintic nonlinear …

Cs-133 atoms in a Li-6 Fermi sea for exploring polaron physics in the heavy impurity limit

E Lippi - 2024 - archiv.ub.uni-heidelberg.de
The thesis deals with the experimental study of dilute ultracold gases of Cs-133 atoms mixed
with a degenerate Fermi Sea of Li-6 atoms. It focuses on the problem of the coupling of an …

Creating degenerate two-dimensional Bose gases with tunable interaction strength

A Mozdzen - 2024 - search.proquest.com
Creating degenerate two-dimensional Bose gases with tunable interaction strength Page 1
Creating degenerate two-dimensional Bose gases with tunable interaction strength Dissertation …

Ferromagnetism in an atomic quantum spin mixture

G Lamporesi - nqsti.it
At CNR-INO lab in Trento we realize highly tunable quantum spin mixtures of sodim atoms,
exhibiting magnetic properties. Such an experimental platform is extremely versatile and can …

[引用][C] submitted to the Combined Faculty of Mathematics, Engineering and Natural Sciences of Heidelberg University, Germany for the degree of

E Lippi