Few-body Bose gases in low dimensions—A laboratory for quantum dynamics
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 …
which at the same time allows for applications in quantum technologies. The accelerating …
Colloquium: Multiconfigurational time-dependent Hartree approaches for indistinguishable particles
In this Colloquium, the wave-function-based multiconfigurational time-dependent Hartree
approaches to the dynamics of indistinguishable particles (MCTDH-F for fermions and …
approaches to the dynamics of indistinguishable particles (MCTDH-F for fermions and …
Many-body quantum chaos in stroboscopically-driven cold atoms
In quantum chaotic systems, the spectral form factor (SFF), defined as the Fourier transform
of two-level spectral correlation function, is known to follow random matrix theory (RMT) …
of two-level spectral correlation function, is known to follow random matrix theory (RMT) …
Quench dynamics and orthogonality catastrophe of Bose polarons
We monitor the correlated quench induced dynamical dressing of a spinor impurity
repulsively interacting with a Bose-Einstein condensate. Inspecting the temporal evolution of …
repulsively interacting with a Bose-Einstein condensate. Inspecting the temporal evolution of …
Correlated dynamics of collective droplet excitations in a one-dimensional harmonic trap
We address the existence and dynamics of one-dimensional harmonically confined
quantum droplets appearing in two-component mixtures by deploying a nonperturbative …
quantum droplets appearing in two-component mixtures by deploying a nonperturbative …
Formation and quench of homonuclear and heteronuclear quantum droplets in one dimension
We study the impact of beyond Lee-Huang-Yang (LHY) physics, especially due to
intercomponent correlations, in the ground state and the quench dynamics of one …
intercomponent correlations, in the ground state and the quench dynamics of one …
MCTDH-X: The multiconfigurational time-dependent Hartree method for indistinguishable particles software
We introduce and describe the multiconfigurational time-depenent Hartree for
indistinguishable particles (MCTDH-X) software, which is hosted, documented, and …
indistinguishable particles (MCTDH-X) software, which is hosted, documented, and …
Correlation effects in the quench-induced phase separation dynamics of a two species ultracold quantum gas
We explore the quench dynamics of a binary Bose–Einstein condensate crossing the
miscibility–immiscibility threshold and vice versa, both within and in particular beyond the …
miscibility–immiscibility threshold and vice versa, both within and in particular beyond the …
Impurities and polarons in bosonic quantum gases: a review on recent progress
This review describes the field of Bose polarons, arising when mobile impurities are
immersed into a bosonic quantum gas. The latter can be realized by a Bose-Einstein …
immersed into a bosonic quantum gas. The latter can be realized by a Bose-Einstein …
Particle-imbalanced weakly interacting quantum droplets in one dimension
We explore the formation of one-dimensional two-component quantum droplets with
intercomponent particle imbalance using an ab initio many-body method. It is shown that for …
intercomponent particle imbalance using an ab initio many-body method. It is shown that for …