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Related papers: Magneto-optical trap performance for high-bandwidt…

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The challenge of 3D multi-object tracking is achieving robustness in real-world applications, for example under adverse conditions and maintaining consistency as distance increases. To overcome these challenges, sensor fusion approaches…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Bingxue Xu , Emil Hedemalm , Ajinkya Khoche , Patric Jensfelt

We describe experiments on trapping of atoms in microscopic magneto-optical traps on an optically transparent permanent-magnet atom chip. The chip is made of magnetically hard ferrite-garnet material deposited on a dielectric substrate. The…

Quantum Physics · Physics 2009-11-13 A. Shevchenko , M. Heilio , T. Lindvall , A. Jaakkola , I. Tittonen , M. Kaivola , T. Pfau

In this article, we report on a magneto-optical trap (MOT) created by the 2nd-order external cavity diode lasers (ECDLs). The lasers were characterized. We have observed the non-continuous changes of the wavelength as a function of the…

Instrumentation and Detectors · Physics 2018-12-05 Jianing Han , Lindsay Hutcherson , Gayatri Deshmukh , Morgan Umstead , Andy Hu , Young Lee , Zhanguo Bai , Juliet Mitchell

Mobile manipulators consist of a mobile platform equipped with one or more robot arms and are of interest for a wide array of challenging tasks because of their extended workspace and dexterity. Typically, mobile manipulators are deployed…

Robotics · Computer Science 2020-03-18 Ke Dong , Karime Pereida , Florian Shkurti , Angela P. Schoellig

Sensitive and accurate rotation sensing is a critical requirement for applications such as inertial navigation [1], north-finding [2], geophysical analysis [3], and tests of general relativity [4]. One effective technique used for rotation…

Atomic Physics · Physics 2020-04-07 E. R. Moan , R. A. Horne , T. Arpornthip , Z. Luo , A. J. Fallon , S. J. Berl , C. A. Sackett

In this paper, we focus on the multi-object tracking (MOT) problem of automatic driving and robot navigation. Most existing MOT methods track multiple objects using a singular RGB camera, which are prone to camera field-of-view and suffer…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Yuhang He , Wentao Yu , Jie Han , Xing Wei , Xiaopeng Hong , Yihong Gong

Dynamic atomic force microscopy (AFM) modes that operate at frequencies far away from the resonance frequency of the cantilever (off-resonance tapping (ORT) modes) can provide high-resolution imaging of a wide range of sample types,…

Instrumentation and Detectors · Physics 2023-06-29 Mustafa Kangül , Navid Asmari , Santiago H. Andany , Marcos Penedo , Georg E. Fantner

When studying the motion of optically trapped particles on the $\mu s$ time scale, in low viscous media such as air, inertia cannot be neglected. Resolution of unusual and interesting behaviour not seen in colloidal trapping experiments is…

Soft Condensed Matter · Physics 2015-03-13 D. R. Burnham , P. J. Reece , D. McGloin

An atomic rubidium beam formed in a 70 mm long two-dimensional magneto-optical trap (2D MOT), directly loaded from a collimated Knudsen source, is analyzed using laser-induced fluorescence. The longitudinal velocity distribution, the…

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 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

Modern robotic manipulation systems fall short of human manipulation skills partly because they rely on closing feedback loops exclusively around vision data, which reduces system bandwidth and speed. By developing autonomous grasping…

Robotics · Computer Science 2023-03-08 Andrew SaLoutos , Hongmin Kim , Elijah Stanger-Jones , Menglong Guo , Sangbae Kim

We extend the technique originally proposed by Honda et al.to measure the temperature of Ytterbium and alkine-earth atoms confined in a Magneto-Optical Trap (MOT). The method is based on the analysis of excitation spectra obtained by…

Atomic Physics · Physics 2013-05-29 Matteo Cristiani , Tristan Valenzuela , Hannes Gothe , Jürgen Eschner

Multi-robot navigation is increasingly crucial in various domains, including disaster response, autonomous vehicles, and warehouse and manufacturing automation. Robot teams often must operate in highly dynamic environments and under strict…

Robotics · Computer Science 2025-03-04 Anirudh Chari , Rui Chen , Han Zheng , Changliu Liu

We propose iMoT, an innovative Transformer-based inertial odometry method that retrieves cross-modal information from motion and rotation modalities for accurate positional estimation. Unlike prior work, during the encoding of the motion…

Machine Learning · Computer Science 2025-01-14 Son Minh Nguyen , Linh Duy Tran , Duc Viet Le , Paul J. M Havinga

We report three-dimensional trapping of an oxide molecule (YO), using a radio-frequency magneto-optical trap (MOT). The total number of molecules loaded is $\sim$1.5$\times10^4$ , with a temperature of 7(1)~mK. This diversifies the frontier…

Optical trapping is a widely used technique, with many important applications in biology and metrology. Complete modelling of trapping requires calculation of optical forces, primarily a scattering problem, and non-optical forces. The…

The method of operation of an atomic magnetometer based on coherent population trapping (CPT) without any requirement of radio frequency scanning is demonstrated. Using a hybrid approach comprising of polarization rotation and tailored…

Atomic Physics · Physics 2013-03-25 S. Pradhan , S. Mishra , A. K. Das

As a video task, Multiple Object Tracking (MOT) is expected to capture temporal information of targets effectively. Unfortunately, most existing methods only explicitly exploit the object features between adjacent frames, while lacking the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Ruopeng Gao , Limin Wang

3D multi-object tracking (MOT) is essential to applications such as autonomous driving. Recent work focuses on developing accurate systems giving less attention to computational cost and system complexity. In contrast, this work proposes a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-19 Xinshuo Weng , Jianren Wang , David Held , Kris Kitani