Ultracold bosons with short-range interaction in regular optical lattices
KV Krutitsky - Physics Reports, 2016 - Elsevier
During the last decade, many exciting phenomena have been experimentally observed and
theoretically predicted for ultracold atoms in optical lattices. This paper reviews these rapid …
theoretically predicted for ultracold atoms in optical lattices. This paper reviews these rapid …
Anomalous cooling of bosons by dimensional reduction
Cold atomic gases provide a remarkable testbed to study the physics of interacting many-
body quantum systems. Temperatures are necessarily nonzero, but cooling to the ultralow …
body quantum systems. Temperatures are necessarily nonzero, but cooling to the ultralow …
Driven dissipative dynamics and topology of quantum impurity systems
In this review, we provide an introduction to and an overview of some more recent advances
in real-time dynamics of quantum impurity models and their realizations in quantum devices …
in real-time dynamics of quantum impurity models and their realizations in quantum devices …
Lieb-Liniger bosons in a shallow quasiperiodic potential: Bose glass phase and fractal Mott lobes
The emergence of a compressible insulator phase, known as the Bose glass, is
characteristic of the interplay of interactions and disorder in correlated Bose fluids. While …
characteristic of the interplay of interactions and disorder in correlated Bose fluids. While …
Band and correlated insulators of cold fermions in a mesoscopic lattice
We investigate the transport properties of neutral, fermionic atoms passing through a one-
dimensional quantum wire containing a mesoscopic lattice. The lattice is realized by …
dimensional quantum wire containing a mesoscopic lattice. The lattice is realized by …
Mott transition for a Lieb-Liniger gas in a shallow quasiperiodic potential: Delocalization induced by disorder
Disorder or quasidisorder is known to favor localization in many-body Bose systems. Here,
in contrast, we demonstrate an anomalous delocalization effect induced by …
in contrast, we demonstrate an anomalous delocalization effect induced by …
Strongly-interacting bosons at 2D-1D dimensional crossover
We study a two dimensional (2D) system of interacting quantum bosons, subjected to a
continuous periodic potential in one direction. The correlation of such system exhibits a …
continuous periodic potential in one direction. The correlation of such system exhibits a …
Many-body multifractality throughout bosonic superfluid and Mott insulator phases
J Lindinger, A Buchleitner, A Rodríguez - Physical review letters, 2019 - APS
We demonstrate many-body multifractality of the Bose-Hubbard Hamiltonian's ground state
in Fock space, for arbitrary values of the interparticle interaction. Generalized fractal …
in Fock space, for arbitrary values of the interparticle interaction. Generalized fractal …
Tan's contact for trapped Lieb-Liniger bosons at finite temperature
The universal Tan relations connect a variety of microscopic features of many-body quantum
systems with two-body contact interactions to a single quantity, called the contact. The latter …
systems with two-body contact interactions to a single quantity, called the contact. The latter …
Correlations of strongly interacting one-dimensional ultracold dipolar few-boson systems in optical lattices
Strongly interacting finite ensembles of dipolar bosons in commensurately filled one-
dimensional optical lattices exhibit diverse quantum phases that are rich in physics. As the …
dimensional optical lattices exhibit diverse quantum phases that are rich in physics. As the …