English
Related papers

Related papers: Electron beam driven alkali metal atom source for …

200 papers

This paper presents detailed characteristics of an ultra-cold bright metastable neon atomic beam which we have been using for atom-interferometric applications. The basis of the device is an atomic beam released from a magneto-optical trap…

Atomic Physics · Physics 2015-05-08 Fujio Shimizu

We demonstrate direct loading of a strontium (Sr) magneto-optical trap (MOT) from a thermal atomic beam in a single-chamber vacuum system. The MOT operates without a Zeeman slower, a slowing laser, a two-dimensional MOT, or differential…

Atomic Physics · Physics 2026-03-30 Naohiro Okamoto , Takumi Sato , Takatoshi Aoki , Yoshio Torii

We present an experimental, numerical, and analytical study of strontium magneto-optical trap (MOT) loading from a cold atomic beam in a configuration optimized for high numerical aperture optical tweezers. Our approach orients the beam…

Atomic Physics · Physics 2026-02-06 M. Gaudesius , J. M. Lee , L. A. Kraft , J. C. Gordon , G. W. Biedermann

We present our technique to create a magneto-optical trap for dysprosium atoms using the narrow-line cooling transition at 626$\,$nm to achieve suitable conditions for direct loading into an optical dipole trap. The magneto-optical trap is…

Quantum Gases · Physics 2016-11-11 T. Maier , H. Kadau , M. Schmitt , A. Griesmaier , T. Pfau

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

Dysprosium (Dy) is the most magnetic element on the periodic table, making it excellent for studying dipolar atom-atom interactions. We report on a simple Dy MOT that captures atoms directly from the thermal beam using a single diode-laser…

We present a magneto-optical trap (MOT) design based on millimeter ball lenses, contained within a metal cube of 0.75$^{\prime \prime}$ side length. We present evidence of trapping approximately $4.2\times 10^5$ of $^{85}$Rb atoms with a…

Atomic Physics · Physics 2020-10-14 Cainan S. Nichols , Leo M. Nofs , Michael A. Viray , Lu Ma , Eric Paradis , Georg Raithel

This study presents investigations on pulsed loading of a magneto-optical trap (MOT) on an atom chip in an UHV environment. Using three parallel resistively heated Rb-metal dispensers activated by pulsed current supply, approximately 3.0…

Atomic Physics · Physics 2024-03-19 Vivek Singh , V. B. Tiwari , A. Chaudhary , S. Sarkar , S. R. Mishra

Laser cooling on weak transitions is a useful technique for reaching ultracold temperatures in atoms with multiple valence electrons. However, for strongly magnetic atoms a conventional narrow-line magneto-optical trap (MOT) is destabilized…

Atomic Physics · Physics 2009-11-13 Andrew J. Berglund , James L. Hanssen , Jabez J. McClelland

We demonstrate a three-dimensional magneto-optical trap (MOT) of a metal hydride molecule, CaH. We are able to scatter $\sim$$10^{4}$ photons with vibrational loss covered up to vibrational quantum number $\nu=2$. This allows us to laser…

Atomic Physics · Physics 2025-12-30 Jinyu Dai , Benjamin Riley , Qi Sun , Debayan Mitra , Tanya Zelevinsky

We demonstrate loading of ions into a surface-electrode trap (SET) from a remote, laser-cooled source of neutral atoms. We first cool and load $\sim$ $10^6$ neutral $^{88}$Sr atoms into a magneto-optical trap from an oven that has no line…

Atomic Physics · Physics 2015-06-05 Jeremy M. Sage , Andrew J. Kerman , John Chiaverini

We report on a technique to improve the continuous loading of atomic strontium into a magnetic trap from a Magneto-Optical Trap (MOT). This is achieved by adding a depumping laser tuned to the 3P1 to 3S1 (688-nm) transition. The depumping…

Atomic Physics · Physics 2015-10-30 D. S. Barker , B. J. Reschovsky , N. C. Pisenti , G. K. Campbell

We demonstrate rapid loading of a magneto-optical trap (MOT) of cadmium atoms from a pulsed cryogenic helium buffer gas beam, overcoming strong photoionization losses. Using the $ ^1S_0 \rightarrow{} ^1P_1 $ transition at 229 nm, we capture…

Abstract The magneto-optical trap (MOT) is an essential tool for collecting and preparing cold atoms with a wide range of applications. We demonstrate a planar-integrated MOT by combining an optical grating chip with a magnetic coil chip.…

We demonstrate a dual magneto-optical trap of $^{109}$Ag and $^{39}$K. For silver, a decreasing-field Zeeman slower loads a MOT of $1.5{\times}10^8$ atoms at a temperature of 0.74(5) mK, with laser cooling occurring primarily on the $D_2$…

We characterise an efficient optically-heated neutral atom source for ion trapping. We observe loading rates of up to $24(3)\,\mathrm{s}^{-1}$ with heating powers below $85\,\mathrm{mW}$, and demonstrate loading of a single ion in under…

We report continuous loading of $^{\textrm{87}}$Rb atoms in a magneto-optical trap (MOT) at narrow linewidth, 420 nm 5S$_{1/2}$, F$=2\rightarrow$ 6P$_{3/2}$, F$=3$ blue transition (blue MOT). Continuous loading of the blue MOT is achieved…

Atomic Physics · Physics 2024-06-12 Rajnandan Choudhury Das , Samir Khan , Thilagaraj R , Kanhaiya Pandey

We report on an apparatus for cooling and trapping of neutral dysprosium. We characterize and optimize the performance of our Zeeman slower and 2D molasses cooling of the atomic beam by means of Doppler spectroscopy on a 136 kHz broad…

We investigate a solid-state, reversible, alkali-ion battery (AIB) capable of regulating the density of alkali atoms in a vacuum system used for the production of laser-cooled atoms. The cold-atom sample can be used with in-vacuum…

Atomic Physics · Physics 2020-04-22 J. P. McGilligan , K. R. Moore , S. Kang , R. Mott , A. Mis , C. Roper , E. A. Donley , J. Kitching

We demonstrate a technique for producing a cold pulsed beam of atoms by transferring a cloud of atoms trapped in a three dimensional magneto-optic trap (MOT). The MOT is loaded by heating a getter source of Rb atoms. We show that it is…

Atomic Physics · Physics 2016-08-02 Sapam Ranjita Chanu , Ketan D. Rathod , Vasant Natarajan