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Related papers: Simultaneous Magneto-Optical Trapping of Two Lithi…

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We realize the first magneto-optical trap of an atom in main group III of the Periodic Table. Our atom of choice (indium) does not have a transition out of its ground state suitable for laser cooling; therefore, laser cooling is performed…

Atomic Physics · Physics 2022-06-09 Xianquan Yu , Jinchao Mo , Tiangao Lu , Ting You Tan , Travis L. Nicholson

Today's best optical lattice clocks are based on the spectroscopy of trapped alkaline-earth-like atoms such as ytterbium and strontium atoms. The development towards mobile or even space-borne clocks necessitates concepts for the compact…

Atomic Physics · Physics 2024-03-13 Julian Pick , Roman Schwarz , Jens Kruse , Christian Lisdat , Carsten Klempt

We propose an experimental procedure to cool fermionic atoms loaded into an optical lattice. The central idea is to spatially divide the system into entropy-rich and -poor regions by shaping the confining potential profile. Atoms in regions…

Compact, lightweight, and energy-efficient cold atom systems are crucial for advancing quantum technologies, yet their realization remains constrained by the bulky optical and magnetic components required in current atom trapping…

First laser cooling and trapping of the heavy alkaline earth element barium has been achieved based on the strong 6s$^2$ $^1$S$_0$ - 6s6p $^1$P$_1$ transition for the main cooling. Due to the large branching into metastable D-states several…

Atomic Physics · Physics 2015-05-13 S. De , U. Dammalapati , K. Jungmann , L. Willmann

We present the production of quantum degenerate, superfluid gases of $^6$Li through direct evaporative cooling in a cavity-enhanced optical dipole trap. The entire evaporative cooling process is performed in a trap created by the TEM$_{00}$…

We report on laser cooling and magneto-optical trapping of atomic zinc. The atoms are cooled using the 213.9\,nm $^1$S$_0$ $\rightarrow$ $^1$P$_1$ transition, making this the shortest wavelength employed for magneto-optical trapping thus…

Atomic Physics · Physics 2025-10-27 Lukas Möller , Simon Stellmer

We have successfully loaded a magneto-optic trap for Yb atoms from a thermal source without the use of a Zeeman slower. The source is placed close to the trapping region so that it provides a large flux of atoms that can be cooled and…

Atomic Physics · Physics 2007-05-23 Umakant D. Rapol , Anusha Krishna , Ajay Wasan , Vasant Natarajan

We present an experimental setup to laser cool and trap a large number of Ytterbium atoms. Our design uses an oven with an array of microtubes for efficient collimation of the atomic beam and we implement a magneto-optical trap of…

Atomic Physics · Physics 2023-08-02 Hector Letellier , Álvaro Mitchell Galvão de Melo , Anaïs Dorne , Robin Kaiser

An on-chip multi-grating device is proposed to interface single-atoms and integrated photonic circuits, by guiding and focusing lasers to the area with ~10um above the chip for trapping, state manipulation, and readout of single Rubidium…

We report the laser-cooling and confinement of Cd atoms in a magneto-optical trap, and characterize the loading process from the background Cd vapor. The trapping laser drives the 1S0-1P1 transition at 229 nm in this two-electron atom and…

Atomic Physics · Physics 2009-11-13 K. -A. Brickman , M. -S. Chang , M. Acton , A. Chew , D. Matsukevich , P. C. Haljan , V. S. Bagnato , C. Monroe

We have trapped cesium atoms over many minutes in the focus of a CO$_2$-laser beam employing an extremely simple laser system. Collisional properties of the unpolarized atoms in their electronic ground state are investigated. Inelastic…

Atomic Physics · Physics 2009-11-06 H. Engler , T. Weber , M. Mudrich , R. Grimm , M. Weidemueller

We utilize the combination of two standard trapping techniques, a magnetic trap and an optical trap in a Raman setup, to propose a versatile and tunable trap for cold atoms. The created potential provides several advantages over…

Atomic Physics · Physics 2010-05-21 S. Middelkamp , M. Mayle , I. Lesanovsky , P. Schmelcher

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 report the first efficient trapping of rare-earth Yb atoms with a high-power violet laser diode (LD). An injection-locked violet LD with a 25 mW frequency-stabilized output was used for the magneto-optical trapping (MOT) of fermionic as…

Atomic Physics · Physics 2009-11-10 Chang Yong Park , Tai Hyun Yoon

We demonstrate sub-Doppler laser cooling and magneto-optical trapping of the rare earth element Holmium. Atoms are loaded from an atomic beam source and captured in six-beam $\sigma_+ - \sigma_-$ molasses using a strong $J=15/2…

Atomic Physics · Physics 2016-07-26 J. Miao , J. Hostetter , G. Stratis , M. Saffman

We propose an efficient mechanism for the evaporative cooling of trapped fermions directly into quantum degeneracy. Our idea is based on an electric field induced elastic interaction between trapped atoms in spin symmetric states. We…

Statistical Mechanics · Physics 2009-10-31 W. Geist , A. Idrizbegovic , M. Marinescu , T. A. B. Kennedy , L. You

In a recent paper, we have proposed a novel laser cooling scheme for reducing collisional energy of a pair of atoms by using photoassociative transitions. In that paper, we considered two atoms in free space, that is we have not considered…

Atomic Physics · Physics 2017-03-22 Somnath Naskar , Subrata Saha , Partha Goswami , Arpita pal , Bimalendu Deb

We have used the narrow $2S_{1/2} \rightarrow 3P_{3/2}$ transition in the ultraviolet (uv) to laser cool and magneto-optically trap (MOT) $^6$Li atoms. Laser cooling of lithium is usually performed on the $2S_{1/2} \rightarrow 2P_{3/2}$…

Quantum Gases · Physics 2012-01-19 P. M. Duarte , R. A. Hart , J. M. Hitchcock , T. A. Corcovilos , T. -L. Yang , A. Reed , R. G. Hulet

We created sodium Bose-Einstein condensates in an optically plugged quadrupole magnetic trap (OPT). A focused, 532nm laser beam repelled atoms from the coil center where Majorana loss is significant. We produced condensates of up to $3…

Other Condensed Matter · Physics 2009-11-10 D. S. Naik , C. Raman