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Atom interferometers are promising tools for precision measurement with applications ranging from geophysical exploration to tests of the equivalence principle of general relativity, or the detection of gravitational waves. Their optimal…

We analyze the advantages of using ultra-cold coherent sources of atoms for matter-wave interferometry in space. We present a proof-of-principle experiment that is based on an analysis of the results previously published in [Richard et al.,…

Other Condensed Matter · Physics 2015-06-24 Yann Le Coq , Jocelyn A. Retter , Simon Richard , Alain Aspect , Philippe Bouyer

Knowing the position of the robot in the world is crucial for navigation. Nowadays, Bayesian filters, such as Kalman and particle-based, are standard approaches in mobile robotics. Recently, end-to-end learning has allowed for scaling-up to…

Robotics · Computer Science 2021-09-10 Daniel Burghardt , Pablo Lanillos

Atomic interferometers measure forces and acceleration with exceptional precision. The conventional approach to atomic interferometry is to launch an atomic cloud into a ballistic trajectory and perform the wave-packet splitting in momentum…

Quantum Physics · Physics 2024-02-23 Jonathan Nemirovsky , Rafi Weill , Ilan Meltzer , Yoav Sagi

We demonstrate that the preparation of a very well localized atom beam is possible without physical interaction. The preparation is based on the selection of an adequate ensemble of atoms of an originally wide beam by means of information…

Quantum Physics · Physics 2008-11-26 G. Krenn , J. Summhammer , K. Svozil

Cold atom optical lattices allow for the study of quantum localization and mobility edges in a disorder-free environment. We predict the existence of an Anderson-like insulator with sharp mobility edges in a one-dimensional nearly-periodic…

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

Inertial sensors based on micro-electromechanical systems (MEMS) technology, such as accelerometers and angular rate sensors, are cost-effective solutions used in inertial navigation systems in a broad spectrum of applications that estimate…

Robotics · Computer Science 2020-12-09 Hussein Al-Jlailaty , Mohammad M. Mansour

Atom interferometers measure quantum interference patterns in the wave functions of cold atoms that follow superpositions of different space-time trajectories. These can be sensitive to phase shifts induced by fundamental physics processes…

Cosmology and Nongalactic Astrophysics · Physics 2025-01-16 Oliver Buchmueller , John Ellis , Ulrich Schneider

We propose a way to simulate mesoscopic transport processes with counter-propagating wavepackets of ultracold atoms in quasi one-dimensional (1D) waveguides, and show quantitative agreement with analytical results. The method allows the…

Quantum Gases · Physics 2015-10-22 Kunal K. Das

An inertial sensor design is proposed in this paper to achieve high sensitivity and large dynamic range in the sub-Hz frequency regime. High acceleration sensitivity is obtained by combining optical cavity readout systems with…

Quantum Physics · Physics 2022-09-23 Yanqi Zhang , Adam Hines , Dalziel Wilson , Felipe Guzman

Gravitational information is incorporated into an atomic state by correlation of the internal and external degrees of freedom of the atom, in the present study of the atomic interferometer. Thus it is difficult to transfer information by…

Quantum Physics · Physics 2013-08-23 Baocheng Zhang , Qing-yu Cai , Ming-sheng Zhan

Space-based gravitational wave detectors based on the Laser Interferometer Space Antenna (LISA) design operate by synthesizing one or more interferometers from fringe velocity measurements generated by changes in the light travel time…

Instrumentation and Methods for Astrophysics · Physics 2013-06-17 Karan P. Jani , Lee Samuel Finn , Matthew J. Benacquista

This paper proposes an approach for fusing direct radiometric data from a thermal camera with inertial measurements to extend the robotic capabilities of aerial robots for navigation in GPS-denied and visually degraded environments in the…

Robotics · Computer Science 2019-11-20 Shehryar Khattak , Christos Papachristos , Kostas Alexis

A self-oscillating magnetometer based on nonlinear magneto-optical rotation using amplitude-modulated pump light and unmodulated probe light (AM-NMOR) in 87Rb has been constructed and tested towards a goal of airborne detection of magnetic…

Atomic Physics · Physics 2015-05-18 Chris Hovde , Brian Patton , Eric Corsini , James Higbie , Dmitry Budker

Indoor navigation is a foundational technology to assist the tracking and localization of humans, autonomous vehicles, drones, and robots in indoor spaces. Due to the lack of penetration of GPS signals in buildings, subterranean locales,…

Machine Learning · Computer Science 2024-08-12 Sudeep Pasricha

Engineering quantum particle systems, such as quantum simulators and quantum cellular automata, relies on full coherent control of quantum paths at the single particle level. Here we present an atom interferometer operating with single…

We discuss the possibility of an autonomous navigation system for spacecraft that is based on pulsar timing data. Pulsars are rapidly rotating neutron stars that are observable as variable celestial sources of electromagnetic radiation.…

High Energy Astrophysical Phenomena · Physics 2012-05-04 Mike Georg Bernhardt , Werner Becker , Tobias Prinz , Ferdinand Maximilian Breithuth , Ulrich Walter

Ultracold atoms confined by engineered magnetic or optical potentials are ideal systems for studying phenomena otherwise difficult to realize or probe in the solid state because their atomic interaction strength, number of species, density,…

Quantum Gases · Physics 2016-01-20 Chih-Chun Chien , Sebastiano Peotta , Massimiliano Di Ventra

We present new techniques for inertial-sensing atom interferometers which produce multiple phase measurements per experimental cycle. With these techniques, we realize two types of multiport measurements, namely quadrature phase detection…

Atomic Physics · Physics 2019-08-28 Dimitry Yankelev , Chen Avinadav , Nir Davidson , Ofer Firstenberg

The double-pass interferometer scheme was proposed in Ref.\,[Light Sci. Appl. {\bf 7}, 11 (2018)] as the method of implementation of the quantum speed meter concept in future laser gravitational-wave (GW) detectors. Later it was shown in…

General Relativity and Quantum Cosmology · Physics 2025-03-14 L. A. Barinov , F. Ya. Khalili