Ultracold atomic gases in optical lattices: mimicking condensed matter physics and beyond
We review recent developments in the physics of ultracold atomic and molecular gases in
optical lattices. Such systems are nearly perfect realisations of various kinds of Hubbard …
optical lattices. Such systems are nearly perfect realisations of various kinds of Hubbard …
Correlated bosons on a lattice: Dynamical mean-field theory for Bose-Einstein condensed and normal phases
K Byczuk, D Vollhardt - Physical Review B—Condensed Matter and Materials …, 2008 - APS
We formulate a bosonic dynamical mean-field theory (B-DMFT) which provides a
comprehensive, thermodynamically consistent framework for the theoretical investigation of …
comprehensive, thermodynamically consistent framework for the theoretical investigation of …
Quenching Bloch oscillations in a strongly correlated material: Nonequilibrium dynamical mean-field theory
JK Freericks - Physical Review B—Condensed Matter and Materials …, 2008 - APS
Dynamical mean-field theory is generalized to solve the nonequilibrium Keldysh boundary
problem: a system is started in equilibrium at a temperature T= 0.1, a uniform electric field is …
problem: a system is started in equilibrium at a temperature T= 0.1, a uniform electric field is …
Production of quantum-degenerate mixtures of ytterbium and lithium with controllable interspecies overlap
AH Hansen, AY Khramov, WH Dowd, AO Jamison… - Physical Review A …, 2013 - APS
Quantum-degenerate mixtures of one-electron and two-electron atoms form the starting
point for studying few-and many-body physics of mass-imbalanced pairs as well as the …
point for studying few-and many-body physics of mass-imbalanced pairs as well as the …
Interaction-tuned Anderson versus Mott localization
AE Antipov, Y Javanmard, P Ribeiro, S Kirchner - Physical Review Letters, 2016 - APS
Disorder or sufficiently strong interactions can render a metallic state unstable, causing it to
turn into an insulating one. Despite the fact that the interplay of these two routes to a …
turn into an insulating one. Despite the fact that the interplay of these two routes to a …
Characterizing the non-equilibrium dynamics of field-driven correlated quantum systems
HF Fotso, JK Freericks - Frontiers in Physics, 2020 - frontiersin.org
Recent experimental advances in ultrafast phenomena have triggered renewed interest in
the dynamics of correlated quantum systems away from equilibrium. We review non …
the dynamics of correlated quantum systems away from equilibrium. We review non …
Pattern formation in mixtures of ultracold atoms in optical lattices
Regular pattern formation is ubiquitous in nature; it occurs in biological, physical, and
materials science systems. Here we propose a set of experiments with ultracold atoms that …
materials science systems. Here we propose a set of experiments with ultracold atoms that …
Improving the efficiency of ultracold dipolar molecule formation by first loading onto an optical lattice
Ultracold ground-state dipolar K 40 Rb 87 molecules recently have been produced in a
loose harmonic trap by employing a magnetic field sweep across a Feshbach resonance …
loose harmonic trap by employing a magnetic field sweep across a Feshbach resonance …
Dynamical mean-field theory for light-fermion–heavy-boson mixtures on optical lattices
M Iskin, JK Freericks - Physical Review A—Atomic, Molecular, and Optical …, 2009 - APS
We theoretically analyze Fermi-Bose mixtures consisting of light fermions and heavy bosons
that are loaded into optical lattices (ignoring the trapping potential). To describe such …
that are loaded into optical lattices (ignoring the trapping potential). To describe such …
Gapless metallic charge-density-wave phase driven by strong electron correlations
R Lemański, K Ziegler - Physical Review B, 2014 - APS
We analyze the transformation from insulator to metal induced by thermal fluctuations within
the Falicov-Kimball model. Using the dynamic mean field theory (DMFT) formalism on the …
the Falicov-Kimball model. Using the dynamic mean field theory (DMFT) formalism on the …