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 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 …
comprising up to 2088 sites in a cryogenic environment at 6 K. Our approach relies on the …
Hybrid Atom Tweezer Array of Nuclear Spin and Optical Clock Qubits
Y Nakamura, T Kusano, R Yokoyama, K Saito… - Physical Review X, 2024 - APS
While data qubits with a long coherence time are essential for the storage of quantum
information, ancilla qubits are pivotal in quantum error correction (QEC) for fault-tolerant …
information, ancilla qubits are pivotal in quantum error correction (QEC) for fault-tolerant …
[PDF][PDF] Circuit-Based Leakage-to-Erasure Conversion in a Neutral-Atom Quantum Processor
Atom-loss errors are a major limitation of current state-of-the-art neutral-atom quantum
computers and pose a significant challenge for scalable systems. In a quantum processor …
computers and pose a significant challenge for scalable systems. In a quantum processor …
Benchmarking and linear response modeling of high-fidelity Rydberg gates
The fidelity of entangling operations is a key figure of merit in quantum information
processing, especially in the context of quantum error correction. High-fidelity entangling …
processing, especially in the context of quantum error correction. High-fidelity entangling …
Optimized measurement-free and fault-tolerant quantum error correction for neutral atoms
A major challenge in performing quantum error correction (QEC) is implementing reliable
measurements and conditional feed-forward operations. In quantum computing platforms …
measurements and conditional feed-forward operations. In quantum computing platforms …
Scalable, high-fidelity all-electronic control of trapped-ion qubits
The central challenge of quantum computing is implementing high-fidelity quantum gates at
scale. However, many existing approaches to qubit control suffer from a scale-performance …
scale. However, many existing approaches to qubit control suffer from a scale-performance …
Verifiable measurement-based quantum random sampling with trapped ions
M Ringbauer, M Hinsche, T Feldker… - Nature …, 2025 - nature.com
Quantum computers are now on the brink of outperforming their classical counterparts. One
way to demonstrate the advantage of quantum computation is through quantum random …
way to demonstrate the advantage of quantum computation is through quantum random …
Quantum coarsening and collective dynamics on a programmable quantum simulator
Understanding the collective quantum dynamics of nonequilibrium many-body systems is an
outstanding challenge in quantum science. In particular, dynamics driven by quantum …
outstanding challenge in quantum science. In particular, dynamics driven by quantum …
Ultraprecise holographic optical tweezer array
YT Chew, M Poitrinal, T Tomita, S Kitade, J Mauricio… - Physical Review A, 2024 - APS
Neutral atoms trapped in microscopic optical tweezers have emerged as a growing platform
for quantum science. Achieving homogeneity over the tweezers array is an important …
for quantum science. Achieving homogeneity over the tweezers array is an important …
Engineering Rydberg-pair interactions in divalent atoms with hyperfine-split ionization thresholds
Quantum information processing with neutral atoms relies on Rydberg excitation for
entanglement generation. While the use of heavy divalent or open-shell elements, such as …
entanglement generation. While the use of heavy divalent or open-shell elements, such as …