English
Related papers

Related papers: Coriolis Force Compensation and Laser Beam Deliver…

200 papers

Precise measurements in optical and atomic systems often rely on differential interferometry. This method allows to handle large and correlated phase noise contributions -- such as environmental vibrations, thermal fluctuations, or…

Quantum Physics · Physics 2025-03-25 Luca Pezzè , Andrea Santoni , Chiara Mazzinghi , Marco Fattori , Augusto Smerzi

I propose a method of deceleration and continuous loading of an atom beam into a far-off-resonance optical lattice. The loading of moving atoms into a conservative far-off-resonance potential requires the removal of the atom's excess…

Atomic Physics · Physics 2015-06-18 Vladyslav V. Ivanov

The polarization of light is critical in various applications, including quantum communication, where the photon polarization encoding a qubit can undergo uncontrolled changes when transmitted through optical fibers. Bends in the fiber,…

Quantum Physics · Physics 2025-06-03 Niklas Braband , Arman Mansouri , Riza Fazili , Stefanie Czischek , Jeff S. Lundeen

Strong optical forces with minimal spontaneous emission are desired for molecular deceleration and atom interferometry applications. We report experimental benchmarking of such a stimulated optical force driven by ultrafast laser pulses. We…

Atomic Physics · Physics 2019-07-23 Xueping Long , Scarlett S. Yu , Andrew M. Jayich , Wesley C. Campbell

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

Atom interferometery is an exquisite measurement technique sensitive to inertial forces. However, it is commonly limited to a single sensitive axis, allowing high-precision multi-dimensional sensing only through subsequent or post-corrected…

High-resolution imaging of ultracold atoms typically requires custom high numerical aperture (NA) optics, as is the case for quantum gas microscopy. These high NA objectives involve many optical elements each of which contributes to loss…

Quantum Gases · Physics 2021-11-01 Emine Altuntas , Ian B. Spielman

Laser frequency stabilization is a critical part of the interferometry measurement system of space-based gravitational wave observatories such as the Laser Interferometer Space Antenna (LISA). Arm locking as a proposed frequency…

General Relativity and Quantum Cosmology · Physics 2015-06-18 Yinan Yu , Shawn Mitryk , Guido Mueller

Very Long Baseline Atom Interferometry (VLBAI) corresponds to ground-based atomic matter-wave interferometry on large scales in space and time, letting the atomic wave functions interfere after free evolution times of several seconds or…

We present a novel optimised design for a source of cold atomic cadmium, compatible with continuous operation and potentially quantum degenerate gas production. The design is based on spatially segmenting the first and second-stages of…

Atomic Physics · Physics 2023-06-02 Satvika Bandarupally , Jonathan N. Tinsley , Mauro Chiarotti , Nicola Poli

OSIRIS (Optical System for Imaging and low Resolution Integrated Spectroscopy) is the first light instrument of the Gran Telescopio Canarias (GTC). It provides a flexible and competitive tunable filter (TF). Since it is based on a…

Operating atom-interferometer gyroscopes outside a laboratory environment is challenging primarily owing to the instability of laser systems. To enhance the thermal stability of free-space laser systems, a compact laser system using fiber…

The ICARUS T600 LAr TPC is the far detector of the Short Baseline Program at FNAL. As it will have to work at shallow depth in the Booster Neutrino Beam, a large cosmic rays background ($\sim 11$ kHz) will be present. To reduce it, precise…

Instrumentation and Detectors · Physics 2020-06-24 M. Bonesini , R. Benocci , R. Bertoni , A. Falcone , R. Mazza , M. Torti , A. Menegolli , G. L. Raselli , M. Rossella

Large scale atom interferometers promise unrivaled strain sensitivity to midband (0.1 - 10 Hz) gravitational waves, and will probe a new parameter space in the search for ultra-light scalar dark matter. These atom interferometers require a…

Atomic Physics · Physics 2020-12-14 R. Nourshargh , S. Lellouch , S. Hedges , M. Langlois , K. Bongs , M. Holynski

A new instrument is required to accommodate the need for increased portability and accuracy in laser power measurement above 100 W. Reflection and absorption of laser light provide a measurable force from photon momentum exchange that is…

Instrumentation and Detectors · Physics 2021-02-10 Lorenz Keck , Gordon Shaw , René Theska , Stephan Schlamminger

Atom interferometry is the most successful technique for precision metrology. However, current interferometers using ultracold atoms allows one to probe the interference pattern only momentarily and has finite duty cycle, resulting in an…

Atomic Physics · Physics 2018-10-31 Sumit Sarkar , Jay Mangaonkar , Chetan Vishwakarma , Umakant D. Rapol

We report here on the realization of light-pulse atom interferometers with Large-momentum-transfer atom optics based on a sequence of Bragg transitions. We demonstrate momentum splitting up to 200 photon recoils in an ultra-cold atom…

Atomic Physics · Physics 2023-10-05 Ashley Béguin , Tangui Rodzinka , Léo Calmels , Baptiste Allard , Alexandre Gauguet

We apply optical pumping to prepare the lithium beam of our atom interferometer in a single hyperfine-Zeeman sublevel: we use two components of the D1-line for pumping the 7Li atoms in a dark state F,mF=+2 (or -2) sublevel. The optical…

Atomic Physics · Physics 2015-06-16 Jonathan Gillot , Alexandre Gauguet , Matthias Büchner , Jacques Vigué

Within the collective Bohr Hamiltonian, the adoption of a mass tensor as a function of collective coordinates has demonstrated its importance for describing the structure of nuclei. On the other hand, for odd-mass nuclei, the Coriolis…

Nuclear Theory · Physics 2020-10-30 A. Ait Ben Hammou , M. Oulne

We demonstrate an atomic interferometer based on ultra-cold atoms released from an optical lattice. This technique yields a large improvement in signal to noise over a related interferometer previously demonstrated. The interferometer…

Atomic Physics · Physics 2015-05-13 Mikkel F. Andersen , Tycho Sleator