Quantum turbulence in trapped atomic Bose–Einstein condensates
Turbulence, the complicated fluid behavior of nonlinear and statistical nature, arises in many
physical systems across various disciplines, from tiny laboratory scales to geophysical and …
physical systems across various disciplines, from tiny laboratory scales to geophysical and …
Quantum turbulence in quantum gases
Turbulence is characterized by a large number of degrees of freedom, distributed over
several length scales, that result in a disordered state of a fluid. The field of quantum …
several length scales, that result in a disordered state of a fluid. The field of quantum …
Parametric excitation of a Bose-Einstein condensate: From Faraday waves to granulation
We explore, both experimentally and theoretically, the response of an elongated Bose-
Einstein condensate to modulated interactions. We identify two distinct regimes differing in …
Einstein condensate to modulated interactions. We identify two distinct regimes differing in …
Observing dynamical currents in a non-hermitian momentum lattice
We report on the experimental realization and detection of dynamical currents in a spin-
textured lattice in momentum space. Collective tunneling is implemented via cavity-assisted …
textured lattice in momentum space. Collective tunneling is implemented via cavity-assisted …
Multiconfigurational time-dependent Hartree method for bosons with internal degrees of freedom: Theory and composite fragmentation of multicomponent Bose …
AUJ Lode - Physical Review A, 2016 - APS
In this paper, the multiconfigurational time-dependent Hartree for bosons (MCTDHB) method
is derived for the case of N identical bosons with internal degrees of freedom. The theory for …
is derived for the case of N identical bosons with internal degrees of freedom. The theory for …
Phases, many-body entropy measures, and coherence of interacting bosons in optical lattices
Already a few bosons with contact interparticle interactions in small optical lattices feature a
variety of quantum phases: superfluid, Mott-insulator, and fermionized Tonks gases can be …
variety of quantum phases: superfluid, Mott-insulator, and fermionized Tonks gases can be …
Order parameter and detection for a finite ensemble of crystallized one-dimensional dipolar bosons in optical lattices
We explore the ground-state properties of a few bosons with dipole-dipole interactions in a
one-dimensional optical lattice. For comparatively strong interactions, a transition from a …
one-dimensional optical lattice. For comparatively strong interactions, a transition from a …
Superfluid–Mott-insulator transition of ultracold superradiant bosons in a cavity
We investigate harmonically trapped, laser-pumped bosons with infinite-range interactions
induced by a dissipative high-finesse red-detuned optical cavity with numerical and …
induced by a dissipative high-finesse red-detuned optical cavity with numerical and …
Many-body physics in two-component Bose–Einstein condensates in a cavity: fragmented superradiance and polarization
We consider laser-pumped one-dimensional two-component bosons in a parabolic trap
embedded in a high-finesse optical cavity. Above a threshold pump power, the photons that …
embedded in a high-finesse optical cavity. Above a threshold pump power, the photons that …
Detecting one-dimensional dipolar bosonic crystal orders via full distribution functions
We explore the ground states of a few dipolar bosons in optical lattices with incommensurate
filling. The competition of kinetic, potential, and interaction energies leads to the emergence …
filling. The competition of kinetic, potential, and interaction energies leads to the emergence …