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Related papers: Dysprosium magneto-optical traps

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Lanthanide metals are a particular class of magnetic materials in which the magnetic moments are carried mainly by the localized electrons of the 4f shell. They are frequently found in technically relevant systems, to achieve, e.g., high…

Materials Science · Physics 2009-11-10 J. E. Prieto , O. Krupin , K. Doebrich , F. Heigl , G. Kaindl , K. Starke

We present a dual isotope magneto-optical trap (MOT), simultaneous sub-Doppler laser cooling, and magnetic trapping of a spin-polarized $^{39}$K-$^{40}$K Bose-Fermi mixture realized in a single-chamber setup with an unenriched potassium…

Atomic Physics · Physics 2024-05-02 Mateusz Bocheński , Jakub Dobosz , Mariusz Semczuk

Diffraction gratings integrated into an atomic, molecular, and optical (AMO) setup offer a compact and efficient route toward atom cooling and trapping, thus preparing magneto-optical traps (MOT) for insertion into future scalable quantum…

Optics · Physics 2025-03-18 Elaheh Karooby , Jiazhen Li , Amit Agrawal , Qing Gu

We have studied magneto-optical traps (MOTs) for efficient on-line trapping of radioactive atoms. After discussing a model of the trapping process in a vapor cell and its efficiency, we present the results of detailed experimental studies…

Atomic Physics · Physics 2014-11-18 S. N. Atutov , R. Calabrese , A. Facchini , G. Stancari , L. Tomassetti

Optical dipole-traps are used in various scientific fields, including classical optics, quantum optics and biophysics. Here, we propose and implement a dipole-trap for nanoparticles that is based on focusing from the full solid angle with a…

We report our studies on an intense source of cold cesium atoms based on a two-dimensional magneto-optical trap with independent axial cooling and pushing. The new-designed source, proposed as 2D-HP MOT, uses hollow laser beams for axial…

Atomic Physics · Physics 2017-07-07 J. Q. Huang , X. S. Yan , C. F. Wu , J. W. Zhang , Y. Y. Feng , L. J. Wang

We suggest a technique for the observation of a predicted supersolid phase in extended Bose-Hubbard models which are potentially realizable in cold atom optical lattice systems. In particular, we discuss important subtleties arising from…

Other Condensed Matter · Physics 2009-11-11 V. W. Scarola , E. Demler , S. Das Sarma

We describe a simple experimental technique which allows us to store a small and deterministic number of neutral atoms in an optical dipole trap. The desired atom number is prepared in a magneto-optical trap overlapped with a single focused…

Quantum Physics · Physics 2007-05-23 D. Frese , B. Ueberholz , S. Kuhr , W. Alt , D. Schrader , V. Gomer , D. Meschede

We present an integrated wire-based magnetooptical trap for the simplified trapping and cooling of large numbers of neutral atoms near material surfaces. With a modified U-shaped current-carrying Cu structure we collect $>3\times 10^8$…

Soft Condensed Matter · Physics 2009-11-10 S. Wildermuth , P. Krüger , C. Becker , M. Brajdic , S. Haupt , A. Kasper , R. Folman , J. Schmiedmayer

We consider bosonic dipolar molecules in an optical lattice prepared in a mixture of different rotational states. The 1/r^3 interaction between molecules for this system is produced by exchanging a quantum of angular momentum between two…

Strongly Correlated Electrons · Physics 2009-11-11 Ryan Barnett , Dmitry Petrov , Mikhail Lukin , Eugene Demler

The trapping lasers of a magneto-optical trap (MOT) are used to bring Rb atoms into well defined oriented states. Coupled to recoil-ion momentum spectroscopy (RIMS), this yields a unique MOTRIMS setup which is able to probe scattering…

Atomic Physics · Physics 2013-09-30 A. Leredde , X. Fléchard , A. Cassimi , D. Hennecart , B. Pons

A mesoscopic system of indirect dipolar bosons trapped by a harmonic potential is considered. The system has a number of physical realizations including dipole excitons, atoms with large dipolar moment, polar molecules, Rydberg atoms in…

Quantum Gases · Physics 2015-05-28 A. E. Golomedov , G. E. Astrakharchik , Yu. E. Lozovik

We demonstrate a novel optical dipole trap which is based on the enhancement of the optical power density of a Nd:YAG laser beam in a resonator. The trap is particularly suited for experiments with ultracold gases, as it combines a…

Atomic Physics · Physics 2009-11-07 A. Mosk , S. Jochim , H. Moritz , Th. Elsaesser , M. Weidemueller , R. Grimm

We report magneto-optical trapping (MOT) of a polyatomic molecule, calcium monohydroxide (CaOH). The MOT contains $2.0(5)\times 10^4$ CaOH molecules at a peak density of $3.0(8)\times10^{6}$ cm$^{-3}$. CaOH molecules are further sub-Doppler…

The nature of the interaction between ultracold atoms with a large orbital and spin angular momentum has attracted considerable attention. It was suggested that such interactions can lead to the realization of exotic states of highly…

Quantum Physics · Physics 2017-09-13 Svetlana Kotochigova , Alexander Petrov

Electronic states in two-dimensional layered materials can exhibit a remarkable variety of correlated phases including Wigner-crystals, Mott insulators, charge density waves, and superconductivity. Recent experimental and theoretical…

Mesoscale and Nanoscale Physics · Physics 2021-08-16 Kai Hao , Robert Shreiner , Alexander A. High

We demonstrate a compact magneto-optical trap (MOT) of alkaline-earth atoms using a nanofabricated diffraction grating chip. A single input laser beam, resonant with the broad $^1$S$_0\,\rightarrow \,^1$P$_1$ transition of strontium, forms…

Atomic Physics · Physics 2020-10-28 A. Sitaram , P. K. Elgee , G. K. Campbell , N. N. Klimov , S. Eckel , D. S. Barker

We have examined loading of 85Rb atoms into a shallow Far-Off-Resonance Trap (FORT) from an optical molasses and compared it to loading from a Magneto-Optical Trap (MOT). We found that substantially more atoms could be loaded into the FORT…

Atomic Physics · Physics 2009-11-13 Mathew S. Hamilton , Anthony R. Gorges , Jacob L. Roberts

Direct laser cooling and trapping of molecules to temperature below Doppler limit and density exceeding $10^8$ are challenging due to the sub-Doppler heating effects of molecular magneto-optical trap (MOT). In our previous paper [1], we…

Atomic Physics · Physics 2023-05-29 S. Xu , R. Li , Y. Zhai , Y. Xia , M. Siercke , S. Ospelkaus

We characterize the loading, containment and optical properties of all-optical atom traps implemented by diffractive focusing with one-dimensional (1D) microstructures milled on gold films. These on-chip Fresnel lenses with focal lengths of…

Atomic Physics · Physics 2015-06-26 O. Alloschery , R. Mathevet , J. Weiner
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