496 citations · 1.3k across the 22 of their papers we have counts for
23 papers
Exploring the Relaxation Landscape of a 2D Quantum Magnet on a 256-Qubit Processor
Tiago Mendes-Santos, Joseph Vovrosh, Sergi Julià-Farré +33
How quantum matter relaxes far from equilibrium is a central open problem in many-body physics, and one for which analog quantum simulators are well positioned to move from confirm…
Noise-aware emulation and cross-device validation of neutral atom analog quantum processing units
Constantin Dalyac, Sergi Julià-Farré, Lucas Leclerc +26
Analog quantum processors based on Rydberg atom arrays are a powerful platform for many-body quantum simulation, combinatorial optimization, and graph machine learning. As these de…
Benchmarking a machine-learning differential equations solver on a neutral-atom logical processor
Pauline Mathiot, Elio Garnaoui, Axel-Ugo Leriche +37
We report on a performance comparison between physical and logical computations on a prototypical machine-learning application: solving differential equations using quantum kernel…
One-to-one quantum simulation of a frustrated magnet with 256 qubits
Lucas Leclerc, Sergi Julià-Farré, Gabriel Silva Freitas +33
Analog quantum simulators offer a powerful microscopic probe of quantum many-body systems, yet have largely been benchmarked against model Hamiltonians rather than real materials.…
Defect-free arrays at the thousand-atom scale in a 4-K cryogenic environment
Desiree Lim, Hadriel Mamann, Grégoire Pichard +18
We report on a cryogenic platform at 4 K incorporating high numerical aperture optics for the generation of large-scale tweezers arrays, and compatible with Rydberg-state manipulat…
Rearrangement of single atoms in a 2000-site optical tweezers array at cryogenic temperatures
Grégoire Pichard, Desiree Lim, Etienne Bloch +12
We report on the trapping of single rubidium atoms in large arrays of optical tweezers comprising up to 2088 sites in a cryogenic environment at 6 K. Our approach relies on the use…
Graph Algorithms with Neutral Atom Quantum Processors
Constantin Dalyac, Lucas Leclerc, Louis Vignoli +9
Neutral atom technology has steadily demonstrated significant theoretical and experimental advancements, positioning itself as a front-runner platform for running quantum algorithm…
Financial Risk Management on a Neutral Atom Quantum Processor
Lucas Leclerc, Luis Ortiz-Guitierrez, Sebastian Grijalva +19
Machine Learning models capable of handling the large datasets collected in the financial world can often become black boxes expensive to run. The quantum computing paradigm sugges…
Quantum Feature Maps for Graph Machine Learning on a Neutral Atom Quantum Processor
Boris Albrecht, Constantin Dalyac, Lucas Leclerc +10
Using a quantum processor to embed and process classical data enables the generation of correlations between variables that are inefficient to represent through classical computati…
In-situ equalization of single-atom loading in large-scale optical tweezers arrays
Kai-Niklas Schymik, Bruno Ximenez, Etienne Bloch +6
We report on the realization of large assembled arrays of more than 300 single Rb atoms trapped in optical tweezers in a cryogenic environment at ~K. For arrays with…
Emergent pair localization in a many-body quantum spin system
Titus Franz, Sebastian Geier, Adrian Braemer +8
Understanding how closed quantum systems dynamically approach thermal equilibrium presents a major unresolved problem in statistical physics. Generically, non-integrable quantum sy…
Microwave-engineering of programmable XXZ Hamiltonians in arrays of Rydberg atoms
P. Scholl, H. J. Williams, G. Bornet +13
We use the resonant dipole-dipole interaction between Rydberg atoms and a periodic external microwave field to engineer XXZ spin Hamiltonians with tunable anisotropies. The atoms a…
Quantum computing with neutral atoms
Loic Henriet, Lucas Beguin, Adrien Signoles +4
The manipulation of neutral atoms by light is at the heart of countless scientific discoveries in the field of quantum physics in the last three decades. The level of control that…
Depletion Imaging of Rydberg atoms in cold atomic gases
M. Ferreira-Cao, V. Gavryusev, T. Franz +4
We present a depletion imaging technique to map out the spatial and temporal dependency of the density distribution of an ultracold gas of Rydberg atoms. Locally resolved absorptio…
Ultracold Atoms in Disordered Potentials: Elastic Scattering Time in the Strong Scattering Regime
Adrien Signoles, Baptiste Lecoutre, Jérémie Richard +8
We study the elastic scattering time of ultracold atoms propagating in optical disordered potentials in the strong scattering regime, going beyond the recent work of…
Glassy dynamics in a disordered Heisenberg quantum spin system
A. Signoles, T. Franz, R. Ferracini Alves +4
Understanding the dynamics of strongly interacting disordered quantum systems is one of the most challenging problems in modern science, due to features such as the breakdown of th…
Quantum Rabi oscillations in coherent and in mesoscopic Schrödinger "cat" field states
F. Assemat, D. Grosso, A. Signoles +6
The simple resonant Rabi oscillation of a two-level system in a single-mode coherent field reveals complex features at the mesoscopic scale, with oscillation collapses and revivals…
Elastic Scattering Time of Matter-Waves in Disordered Potentials
Jérémie Richard, Lih-King Lim, Vincent Denechaud +8
We report on an extensive study of the elastic scattering time $\tauS$ of matter-waves in optical disordered potentials. Using direct experimental measurements, numerical simulatio…
Coherent transfer between low-angular momentum and circular Rydberg states
Adrien Signoles, Eva-Katharina Dietsche, Adrien Facon +5
We realize a coherent transfer between a laser-accessible low-angular-momentum Rydberg state and the circular Rydberg level with maximal angular momentum. This transfer is induced…
Relaxation of an isolated dipolar-interacting Rydberg quantum spin system
A. Piñeiro Orioli, A. Signoles, H. Wildhagen +4
How do isolated quantum systems approach an equilibrium state? We experimentally and theoretically address this question for a prototypical spin system formed by ultracold atoms pr…
Density matrix reconstruction of three-level atoms via Rydberg electromagnetically induced transparency
V. Gavryusev, A. Signoles, M. Ferreira-Cao +7
We present combined measurements of the spatially-resolved optical spectrum and the total excited-atom number in an ultracold gas of three-level atoms under electromagnetically ind…
Interaction-Enhanced Imaging of Rydberg P states
Vladislav Gavryusev, Miguel Ferreira-Cao, Armin Kekić +2
The Interaction Enhanced Imaging technique allows to detect the spatial distribution of strongly interacting impurities embedded within a gas of background atoms used as a contrast…
Confined quantum Zeno dynamics of a watched atomic arrow
Adrien Signoles, Adrien Facon, Dorian Grosso +5
In a quantum world, a watched arrow never moves. This is the Quantum Zeno Effect (QZE). Repeatedly asking a quantum system "are you still in your initial state?" blocks its coheren…