Ultrafast energy exchange between two single Rydberg atoms on a nanosecond timescale

Y Chew, T Tomita, TP Mahesh, S Sugawa… - Nature …, 2022 - nature.com
Rydberg atoms, with their enormous electronic orbitals, exhibit dipole–dipole interactions
reaching the gigahertz range at a distance of a micrometre, making them a prominent …

Rearrangement of individual atoms in a 2000-site optical-tweezer array at cryogenic temperatures

G Pichard, D Lim, É Bloch, J Vaneecloo, L Bourachot… - Physical Review …, 2024 - APS
We report on the trap** 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 …

Quantum logic and entanglement by neutral Rydberg atoms: methods and fidelity

XF Shi - Quantum Science and Technology, 2022 - iopscience.iop.org
Quantum gates and entanglement based on dipole–dipole interactions of neutral Rydberg
atoms are relevant to both fundamental physics and quantum information science. The …

Long-lived circular Rydberg qubits of alkaline-earth atoms in optical tweezers

C Hölzl, A Götzelmann, E Pultinevicius, M Wirth… - Physical Review X, 2024 - APS
Coherence time and gate fidelities in Rydberg atom quantum simulators and computers are
fundamentally limited by the Rydberg state lifetime. Circular Rydberg states are highly …

Array of individual circular Rydberg atoms trapped in optical tweezers

B Ravon, P Méhaignerie, Y Machu, AD Hernández… - Physical Review Letters, 2023 - APS
Circular Rydberg atoms (CRAs), ie, Rydberg atoms with maximal orbital momentum, are
highly promising for quantum computation, simulation, and sensing. They combine long …

Laser trap** of circular Rydberg atoms

RG Cortiñas, M Favier, B Ravon, P Méhaignerie… - Physical Review Letters, 2020 - APS
Rydberg atoms are remarkable tools for quantum simulation and computation. They are the
focus of an intense experimental activity, mainly based on low-angular-momentum Rydberg …

Millisecond-lived circular Rydberg atoms in a room-temperature experiment

H Wu, R Richaud, JM Raimond, M Brune, S Gleyzes - Physical Review Letters, 2023 - APS
Circular Rydberg states are excellent tools for quantum technologies, with large mutual
interactions and long lifetimes in the tens of milliseconds range, 2 orders of magnitude larger …

High-dimensional SO (4)-symmetric Rydberg manifolds for quantum simulation

A Kruckenhauser, R van Bijnen, TV Zache… - Quantum Science …, 2022 - iopscience.iop.org
We develop a toolbox for manipulating arrays of Rydberg atoms prepared in high-
dimensional hydrogen-like manifolds in the regime of linear Stark and Zeeman effect. We …

Microscopic 3D printed optical tweezers for atomic quantum technology

P Ruchka, S Hammer, M Rockenhäuser… - Quantum Science …, 2022 - iopscience.iop.org
Trap** of single ultracold atoms is an important tool for applications ranging from quantum
computation and communication to sensing. However, most experimental setups, while very …

Preparation of long-lived, non-autoionizing circular Rydberg states of strontium

RC Teixeira, A Larrouy, A Muni, L Lachaud… - Physical Review Letters, 2020 - APS
Alkaline earth Rydberg atoms are very promising tools for quantum technologies. Their
highly excited outer electron provides them with the remarkable properties of Rydberg atoms …