Light guiding by artificial gauge fields
Sign Up to like & getrecommendations! Published in 2019 at "Nature Photonics"
DOI: 10.1038/s41566-019-0370-1
Abstract: Artificial gauge fields enable uncharged particles to behave as if affected by external fields. Generated by geometry or modulation, artificial gauge fields are instrumental in realizing topological physics in photonics, cold atoms and acoustics. Here,… read more here.
Keywords: acoustics; gauge fields; gauge; artificial gauge ... See more keywords
Spontaneous light-mediated magnetism in cold atoms
Sign Up to like & getrecommendations! Published in 2018 at "Communications Physics"
DOI: 10.1038/s42005-018-0034-3
Abstract: Cold atom setups are now commonly employed in simulations of condensed matter phenomena. We present an approach to induce strong magnetic interactions between atoms on a self-organized lattice using diffraction of light. Diffractive propagation of… read more here.
Keywords: magnetism cold; light mediated; mediated magnetism; spontaneous light ... See more keywords
Matterwave interferometric velocimetry of cold Rb atoms
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Modern Optics"
DOI: 10.1080/09500340.2017.1397222
Abstract: We consider the matterwave interferometric measurement of atomic velocities, which forms a building block for all matterwave inertial measurements. A theoretical analysis, addressing both the laboratory and atomic frames and accounting for residual Doppler sensitivity… read more here.
Keywords: velocimetry cold; interferometric velocimetry; cold atoms; matterwave interferometric ... See more keywords
Optimal photon generation from spontaneous Raman processes in cold atoms
Sign Up to like & getrecommendations! Published in 2018 at "New Journal of Physics"
DOI: 10.1088/1367-2630/aaf3c5
Abstract: Spontaneous Raman processes in cold atoms have been widely used in the past decade for generating single photons. Here, we present a method to optimize their efficiencies for given atomic coherences and optical depths. We… read more here.
Keywords: photon; processes cold; spontaneous raman; cold atoms ... See more keywords
Microwave coherent manipulation of cold atoms in optically induced fictitious magnetic traps on an atom chip
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Physics B"
DOI: 10.1088/1674-1056/26/9/090701
Abstract: We propose a novel on-chip platform for controlling and manipulating cold atoms precisely and coherently. The scheme is achieved by producing optically induced fictitious magnetic traps (OFMTs) with 790 nm (for 87Rb) circularly polarized laser… read more here.
Keywords: optically induced; fictitious magnetic; induced fictitious; cold atoms ... See more keywords
Random singlet phase of cold atoms coupled to a photonic crystal waveguide
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review A"
DOI: 10.1103/physreva.104.013523
Abstract: Systems consisting of cold atoms trapped near photonic crystal waveguides have recently emerged as an exciting platform for quantum atom-light interfaces. Such a system enables realization of tunable long-range interactions between internal states of atoms… read more here.
Keywords: cold atoms; random singlet; photonic crystal; singlet phase ... See more keywords
Static response, collective frequencies, and ground-state thermodynamical properties of spin-saturated two-component cold atoms and neutron matter
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review C"
DOI: 10.1103/physrevc.97.014301
Abstract: The thermodynamical ground-state properties and static response in both cold atoms at or close to unitarity and neutron matter are determined using a recently proposed Density Functional Theory (DFT) based on the s-wave scattering length… read more here.
Keywords: response; effective range; static response; cold atoms ... See more keywords
Brillouin propagation modes of cold atoms undergoing Sisyphus cooling.
Sign Up to like & getrecommendations! Published in 2023 at "Physical review. E"
DOI: 10.1103/physreve.107.034102
Abstract: An exact expression for the average velocity of cold atoms in a driven, dissipative optical lattice in terms of the amplitudes of atomic density waves is derived from semiclassical equations for the phase space densities of… read more here.
Keywords: modes cold; atoms undergoing; sisyphus cooling; brillouin propagation ... See more keywords
Model Predictions for Time-Resolved Transport Measurements Made near the Superfluid Critical Points of Cold Atoms and K_{3}C_{60} Films.
Sign Up to like & getrecommendations! Published in 2018 at "Physical review letters"
DOI: 10.1103/physrevlett.121.067001
Abstract: Recent advances in ultrafast measurement in cold atoms, as well as pump-probe spectroscopy of K_{3}C_{60} films, have opened the possibility of rapidly quenching systems of interacting fermions to, and across, a finite temperature superfluid transition.… read more here.
Keywords: time; transport measurements; time resolved; cold atoms ... See more keywords
Observation of Ultrastrong Spin-Motion Coupling for Cold Atoms in Optical Microtraps.
Sign Up to like & getrecommendations! Published in 2018 at "Physical review letters"
DOI: 10.1103/physrevlett.121.253603
Abstract: We realize a mechanical analogue of the Dicke model, achieved by coupling the spin of individual neutral atoms to their quantized motion in an optical trapping potential. The atomic spin states play the role of… read more here.
Keywords: motion; dicke model; observation ultrastrong; cold atoms ... See more keywords
Observation of Collective Superstrong Coupling of Cold Atoms to a 30-m Long Optical Resonator.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review letters"
DOI: 10.1103/physrevlett.123.243602
Abstract: We report on the observation of collective superstrong coupling of a small ensemble of atoms interacting with the field of a 30-m long fiber resonator containing a nanofiber section. The collective light-matter coupling strength exceeds… read more here.
Keywords: coupling cold; superstrong coupling; observation collective; cold atoms ... See more keywords