228 citations · 790 across the 18 of their papers we have counts for
19 papers
Towards Entanglement-Enhanced Atom Interferometry Using Bow-Tie Cavities
Christian Mancini, Marco Malitesta, Tommaso Mariani +7
Atom interferometers are among the most sensitive instruments for precision measurements and tests of fundamental physics. Their performance, however, is ultimately limited by quan…
Trapping, manipulating and probing ultracold atoms: a quantum technologies tutorial
Louise Wolswijk, Luca Cavicchioli, Giuseppe Vinelli +12
Engineered ultracold atomic systems are a valuable platform for fundamental quantum mechanics studies and the development of quantum technologies. At near zero absolute temperature…
Squeezing-enhanced accurate differential sensing under large phase noise
Robin Corgier, Marco Malitesta, Leonid A. Sidorenkov +6
Atom interferometers are reaching sensitivities fundamentally constrained by quantum fluctuations. A main challenge is to integrate entanglement into quantum sensing protocols to e…
Terrestrial Very-Long-Baseline Atom Interferometry: Summary of the Second Workshop
Adam Abdalla, Mahiro Abe, Sven Abend +307
This summary of the second Terrestrial Very-Long-Baseline Atom Interferometry (TVLBAI) Workshop provides a comprehensive overview of our meeting held in London in April 2024, build…
Towards the formation of a positronium coherent beam
M. Sacerdoti, V. Toso, G. Vinelli +5
Positronium (Ps) has emerged as a promising test particle within the QUPLAS collaboration for investigating the gravitational effect. In this work, we present a novel approach to g…
A large-momentum-transfer matter-wave interferometer to measure the effect of gravity on positronium
G. Vinelli, F. Castelli, R. Ferragut +7
This paper reports the study of a new interferometric configuration to measure the effect of gravity on positronium. A Mach-Zehnder matter-wave interferometer has been designed to…
Practical limits for large-momentum-transfer clock atom interferometers
Mauro Chiarotti, Jonathan N. Tinsley, Satvika Bandarupally +4
Atom interferometry on optical clock transitions is being pursued for numerous long-baseline experiments both terrestrially and for future space missions. Crucial to meeting these…
Cold Atoms in Space: Community Workshop Summary and Proposed Road-Map
Ivan Alonso, Cristiano Alpigiani, Brett Altschul +246
We summarize the discussions at a virtual Community Workshop on Cold Atoms in Space concerning the status of cold atom technologies, the prospective scientific and societal opportu…
Watt-level blue light for precision spectroscopy, laser cooling and trapping of strontium and cadmium atoms
Jonathan N. Tinsley, Satvika Bandarupally, Jussi-Pekka Penttinen +5
High-power and narrow-linewidth laser light is a vital tool for atomic physics, being used for example in laser cooling and trapping and precision spectroscopy. Here we produce Wat…
Canceling the cavity length induced phase noise in an optical ring cavity for phase shift measurement and spin squeezing
Enlong Wang, Gunjan Verma, Jonathan N. Tinsley +2
We demonstrate a new method of light phase shift measurement using a high-finesse optical ring cavity which exhibits reduced phase noise due to cavity length fluctuations. Two lase…
Sr atom interferometry with the optical clock transition as a gravimeter and a gravity gradiometer
Liang Hu, Enlong Wang, Leonardo Salvi +3
We characterize the performance of a gravimeter and a gravity gradiometer based on the S-P clock transition of strontium atoms. We use this new quantum sensor t…
Squeezed state metrology with Bragg interferometers operating in a cavity
Athreya Shankar, Leonardo Salvi, Maria Luisa Chiofalo +2
Bragg interferometers, operating using pseudospin-1/2 systems composed of two momentum states, have become a mature technology for precision measurements. State-of-the-art Bragg in…
Near-Unitary Spin Squeezing in Yb
Boris Braverman, Akio Kawasaki, Edwin Pedrozo-Peñafiel +9
Spin squeezing can improve atomic precision measurements beyond the standard quantum limit (SQL), and unitary spin squeezing is essential for improving atomic clocks. We report sub…
Geometrically asymmetric optical cavity for strong atom-photon coupling
Akio Kawasaki, Boris Braverman, Edwin Pedrozo-Peñafiel +11
Optical cavities are widely used to enhance the interaction between atoms and light. Typical designs using a geometrically symmetric structure in the near-concentric regime face a…
Bragg gravity-gradiometer using the S-P intercombination transition of Sr
Ruben P. del Aguila, Tommaso Mazzoni, Liang Hu +3
We present a gradiometer based on matter-wave interference of alkaline-earth-metal atoms, namely Sr. The coherent manipulation of the atomic external degrees of freedom is o…
Atom interferometry with the Sr optical clock transition
Liang Hu, Nicola Poli, Leonardo Salvi +1
We report on the realization of a matter-wave interferometer based on single-photon interaction on the ultra-narrow optical clock transition of strontium atoms. We experimentally d…
Squeezing on momentum states for atom interferometry
Leonardo Salvi, Nicola Poli, Vladan Vuletic +1
We propose and analyse a method that allows for the production of squeezed states of the atomic center-of-mass motion that can be injected into an atom interferometer. Our scheme e…
Large-momentum-transfer Bragg interferometer with strontium atoms
T. Mazzoni, X. Zhang, R. Del Aguila +3
We report on the first atom interferometer based on Bragg diffraction in a fountain of alkaline-earth atoms, namely Sr. We demonstrate large momentum transfer to the atoms u…
Sensitivity limits of a Raman atom interferometer as a gravity gradiometer
F. Sorrentino, Q. Bodart, L. Cacciapuoti +5
We evaluate the sensitivity of a dual cloud atom interferometer to the measurement of vertical gravity gradient. We study the influence of most relevant experimental parameters on…