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Related papers: Enhanced Atom Capture via Multi-Frequency Magneto-…

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Grating magneto-optical traps are an enabling quantum technology for portable metrological devices with ultracold atoms. However, beam diffraction efficiency and angle are affected by wavelength, creating a single-optic design challenge for…

We investigate high frequency motional states of trapped atomic ions. Trapped ions in rf traps are confined by an approximate harmonic potential and exhibit quantum motional states that mediate essential techniques in quantum computing,…

Quantum Physics · Physics 2026-04-07 A. J. Rasmusson

An experimentally feasible magnetometer based on a dual-coupling optomechanical system is proposed, where the radiation-pressure coupling transduces the magnetic signal to the optical phase, and the quadratic optomechanical interaction…

Quantum Physics · Physics 2022-09-16 Gui-Lei Zhu , Jing Liu , Ying Wu , Xin-You Lü

We present experimental results from a new scheme for magneto-optically trapping strontium monofluoride (SrF) molecules, which provides increased confinement compared to our original work. The improved trap employs a new approach to…

Atomic Physics · Physics 2015-06-23 D. J. McCarron , E. B. Norrgard , M. H. Steinecker , D. DeMille

The atom-by-atom characterization of quantum gases requires the development of novel measurement techniques. One particularly promising new technique demonstrated in recent experiments uses strong fluorescent laser scattering from neutral…

Quantum Gases · Physics 2013-05-29 Martin Shotter

We describe a dynamic magneto-optical trap (MOT) suitable for the use with vacuum systems in which optical access is limited to a single window. This technique facilitates the long-standing desire of producing integrated atom chips, many of…

Atomic Physics · Physics 2016-11-28 Jo Rushton , Ritayan Roy , James Bateman , Matt Himsworth

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

A high-resolution projection and imaging system for ultracold atoms is implemented using a compound silicon and glass atom chip. The atom chip is metalized to enable magnetic trapping while glass regions enable high numerical aperture…

Atomic Physics · Physics 2015-06-11 Evan A. Salim , Seth C. Caliga , Jonathan B. Pfeiffer , Dana Z. Anderson

We demonstrate a Magneto-Optical Trap (MOT) configuration which employs optical forces due to light scattering between electronically excited states of the atom. With the standard MOT laser beams propagating along the {\it x}- and {\it y}-…

Atomic Physics · Physics 2012-12-05 Saijun Wu , Thomas Plisson , Roger Brown , William D. Phillips , J. V. Porto

We demonstrate a continuously loaded $^{88}\mathrm{Sr}$ magneto-optical trap (MOT) with a steady-state phase-space density of $1.3(2) \times 10^{-3}$. This is two orders of magnitude higher than reported in previous steady-state MOTs. Our…

Atomic Physics · Physics 2018-03-28 Shayne Bennetts , Chun-Chia Chen , Benjamin Pasquiou , Florian Schreck

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

Calcium monofluoride (CaF) is magnetically slowed and trapped using optical pumping. Starting from a collisionally cooled slow beam, CaF with an initial velocity of ~ 30 m/s is slowed via magnetic forces as it enters a 800 mK deep magnetic…

Atomic Physics · Physics 2014-03-26 Hsin-I Lu , Ivan Kozyryev , Boerge Hemmerling , Julia Piskorski , John M. Doyle

Two-dimensional arrays of optical micro-traps created by microoptical elements present a versatile and scalable architecture for neutral atom quantum information processing, quantum simulation, and the manipulation of ultra-cold quantum…

We present the properties of a magneto-optical trap (MOT) of CaF molecules. We study the process of loading the MOT from a decelerated buffer-gas-cooled beam, and how best to slow this molecular beam in order to capture the most molecules.…

Atomic Physics · Physics 2017-12-06 H. J. Williams , S. Truppe , M. Hambach , L. Caldwell , N. J. Fitch , E. A. Hinds , B. E. Sauer , M. R. Tarbutt

Magneto-optical traps (MOTs) based on the $626\;{\rm nm}$, $136\;{\rm kHz}$-wide intercombination line of Dy, which has an attractively low Doppler temperature of $3.3\;\mu{\rm K}$, have been implemented in a growing number of experiments…

Quantum Gases · Physics 2020-07-01 William Lunden , Li Du , Michael Cantara , Pierre Barral , Alan O. Jamison , Wolfgang Ketterle

We report on magneto-optical trapping of fermionic 53Cr atoms. A Zeeman-slowed atomic beam provides loading rates up to 3 10^6 /s. We present systematic characterization of the magneto-optical trap (MOT). We obtain up to 5 10^5 atoms in the…

We report the successful buffer-gas cooling and magnetic trapping of chromium atoms with densities exceeding $10^{12}$ atoms per cm$^{3}$ at a temperature of 350 mK for the trapped sample. The possibilities to extend the method to…

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.…

Thulium atoms are trapped in a magneto-optical trap using a strong transition at 410 nm with a small branching ratio. We trap up to $7\times10^{4}$ atoms at a temperature of 0.8(2) mK after deceleration in a 40 cm long Zeeman slower.…

Atomic Physics · Physics 2010-12-27 D. Sukachev , A. Sokolov , K. Chebakov , A. Akimov , S. Kanorsky , N. Kolachevsky , V. Sorokin

Magneto-optical trapping forces for molecules are far weaker than for alkali atoms because the photon scattering rate is reduced when there are multiple ground states, and because of optical pumping into dark states. The force is further…

Atomic Physics · Physics 2021-12-14 M. R. Tarbutt , T. C. Steimle