5 papers
Linear and nonlinear optical torque in multi-level atomic systems driven by counter-rotating orbital angular momentum fields
Dharma P. Permana, Mažena Mackoit SinkeviÄienÄ, ViaÄeslav KudriaÅ¡ov +3
We investigate the generation of optical torque in coherently prepared multi-level atomic media driven by a vector vortex beam composed of two counter-rotating components carrying…
Aharonov-Casher Chern bands for ultracold dark state atoms
Domantas Burba, Dominykas Borodinas, Gediminas Juzeliūnas
We consider the Aharonov-Casher (AC) condition for ultracold atoms adiabatically following the dark-state in a -type atom-light coupling scheme. The AC condition establishes a…
Chiral and pair superfluidity in triangular ladder produced by state-dependent Kronig-Penney lattice
Domantas Burba, Giedrius Žlabys, Dzmitry Viarbitski +2
We propose a concrete realization of a triangular ladder for ultracold atoms, which simultaneously hosts geometric frustration and unusual two-body interactions, and in particular…
Light-induced localized vortices in multicomponent Bose-Einstein condensates
Y. Braver, D. Burba, S. S. Nair +4
We study continuous interaction of a trapped two-component Bose-Einstein condensate with light fields in a -type configuration. Using light beams with orbital angular momentum,…
Effective light-induced Hamiltonian for atoms with large nuclear spin
Domantas Burba, Hubert Dunikowski, Martin Robert-de-Saint-Vincent +2
Ultra-cold fermionic atoms, having two valence electrons, exhibit a distinctive internal state structure, wherein the nuclear spin becomes decoupled from the electronic degrees of…