Two-dimensional solitons and quantum droplets supported by competing self-and cross-interactions in spin-orbit-coupled condensates
We study two-dimensional (2D) matter-wave solitons in spinor Bose–Einstein condensates
under the action of the spin–orbit coupling and opposite signs of the self-and cross …
under the action of the spin–orbit coupling and opposite signs of the self-and cross …
Two-and three-body contacts in the unitary Bose gas
In many-body systems governed by pairwise contact interactions, a wide range of
observables is linked by a single parameter, the two-body contact, which quantifies two …
observables is linked by a single parameter, the two-body contact, which quantifies two …
Submicron spatial modulation of an interatomic interaction in a Bose-Einstein condensate
We demonstrate submicron spatial control of interatomic interactions in a Bose-Einstein
condensate of ytterbium (Yb). A pulsed optical standing wave, tuned near an optical …
condensate of ytterbium (Yb). A pulsed optical standing wave, tuned near an optical …
Observation of a strongly ferromagnetic spinor Bose-Einstein condensate
We report the observation of strongly ferromagnetic F= 1 spinor Bose-Einstein condensates
of Li 7 atoms. The condensates are generated in an optical dipole trap without using …
of Li 7 atoms. The condensates are generated in an optical dipole trap without using …
Microwave-induced fano-feshbach resonances
We investigate the possibility to control the s-wave scattering length for the interaction
between cold bosonic atoms by using a microwave field. Our scheme applies to any atomic …
between cold bosonic atoms by using a microwave field. Our scheme applies to any atomic …
Polaron spectroscopy of interacting Fermi systems: Insights from exact diagonalization
Immersing a mobile impurity into a many-body quantum system represents a theoretically
intriguing and experimentally effective way of probing its properties. In this work, we study …
intriguing and experimentally effective way of probing its properties. In this work, we study …
One-and two-dimensional gap solitons in spin-orbit-coupled systems with Zeeman splitting
We elaborate a mechanism for the formation of stable solitons of the semivortex type (with
vorticities 0 and 1 in their two components), populating a finite band gap in the spectrum of …
vorticities 0 and 1 in their two components), populating a finite band gap in the spectrum of …
Radio-frequency dressing of multiple Feshbach resonances
We demonstrate and theoretically analyze the dressing of several proximate Feshbach
resonances in R 87 b using radio-frequency (rf) radiation. We present accurate …
resonances in R 87 b using radio-frequency (rf) radiation. We present accurate …
Patterns, spin-spin correlations, and competing instabilities in driven quasi-two-dimensional spin-1 Bose-Einstein condensates
We analyze the formation of transient patterns and spin-spin correlations in quasi-two-
dimensional spin-1 homogeneous Bose-Einstein condensates subjected to parametric …
dimensional spin-1 homogeneous Bose-Einstein condensates subjected to parametric …
Phase diagram for strong-coupling Bose polarons
Important properties of complex quantum many-body systems and their phase diagrams can
often already be inferred from the impurity limit. The Bose polaron problem describing an …
often already be inferred from the impurity limit. The Bose polaron problem describing an …