Results 21 to 30 of about 1,993 (56)

Transport measurement of the orbital Kondo effect with ultracold atoms

open access: yes, 2016
The Kondo effect in condensed-matter systems manifests itself most sharply in their transport measurements. Here we propose an analogous transport signature of the orbital Kondo effect realized with ultracold atoms.
Nishida, Yusuke
core   +1 more source

Observation of quantum phase transition in spin-orbital-angular-momentum coupled Bose-Einstein condensate

open access: yes, 2018
Orbital angular momentum (OAM) of light represents a fundamental optical freedom that can be exploited to manipulate quantum state of atoms. In particular, it can be used to realize spin-orbital-angular-momentum (SOAM) coupling in cold atoms by inducing ...
Chen, Xiao-Long   +10 more
core   +1 more source

Scissors mode of dipolar quantum droplets of dysprosium atoms

open access: yes, 2018
We report on the observation of the scissors mode of a single dipolar quantum droplet. The existence of this mode is due to the breaking of the rotational symmetry by the dipole-dipole interaction, which is fixed along an external homogeneous magnetic ...
Böttcher, Fabian   +6 more
core   +1 more source

Semi-synthetic zigzag optical lattice for ultracold bosons

open access: yes, 2016
We consider a one-dimensional "zigzag" lattice, pictured as a two-site wide single strip taken from a triangular lattice, affected by a tunable homogeneous magnetic flux piercing its triangular plaquettes. We focus on a semi-synthetic lattice produced by
Anisimovas, Egidijus   +5 more
core   +1 more source

Simulating sympathetic cooling of atomic mixtures in nonlinear traps

open access: yes, 2017
We discuss the dynamics of sympathetic cooling of atomic mixtures in realistic, nonlinear trapping potentials using a microscopic effective model developed earlier for harmonic traps. We contrast the effectiveness of different atomic traps, such as Ioffe-
Jauffred, Francisco   +2 more
core   +1 more source

Width of the confinement-induced resonance in a quasi-one-dimensional trap with transverse anisotropy

open access: yes, 2017
We theoretically study the width of the s-wave confinement-induced resonance (CIR) in quasi-one-dimensional atomic gases under tunable transversely anisotropic confinement.
Guo, Guang-Can   +3 more
core   +1 more source

Quantum flutter of supersonic particles in one-dimensional quantum liquids

open access: yes, 2012
The non-equilibrium dynamics of strongly correlated many-body systems exhibits some of the most puzzling phenomena and challenging problems in condensed matter physics.
A Imambekov   +49 more
core   +1 more source

Impurity and soliton dynamics in a Fermi gas with nearest-neighbor interactions

open access: yes, 2017
We study spinless fermions with repulsive nearest-neighbor interactions perturbed by an impurity particle or a local potential quench. Using the numerical time-evolving block decimation method and a simplified analytic model, we show that the ...
Giamarchi, T.   +2 more
core   +2 more sources

Interwell radiative recombination of a 2D electron gas in electrically biased double quantum wells

open access: yes, 1998
Timofeev   +12 more
semanticscholar   +1 more source

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