Cold-atom quantum simulators of gauge theories

JC Halimeh, M Aidelsburger, F Grusdt, P Hauke… - Nature Physics, 2025 - nature.com
Gauge theories constitute the basis of the Standard Model and provide useful descriptions of
various phenomena in condensed matter. Realizing gauge theories on tunable tabletop …

Emergent U(1) lattice gauge theory in Rydberg atom arrays

Y Cheng, H Zhai - Nature Reviews Physics, 2024 - nature.com
Rydberg atom arrays have emerged as a novel platform exhibiting rich quantum many-body
physics and offering promise for universal quantum computation. The Rydberg blockade …

Logical quantum processor based on reconfigurable atom arrays

D Bluvstein, SJ Evered, AA Geim, SH Li, H Zhou… - Nature, 2024 - nature.com
Suppressing errors is the central challenge for useful quantum computing, requiring
quantum error correction (QEC),,,–for large-scale processing. However, the overhead in the …

High-fidelity parallel entangling gates on a neutral-atom quantum computer

SJ Evered, D Bluvstein, M Kalinowski, S Ebadi… - Nature, 2023 - nature.com
The ability to perform entangling quantum operations with low error rates in a scalable
fashion is a central element of useful quantum information processing. Neutral-atom arrays …

Constant-overhead fault-tolerant quantum computation with reconfigurable atom arrays

Q Xu, JP Bonilla Ataides, CA Pattison, N Raveendran… - Nature Physics, 2024 - nature.com
Quantum low-density parity-check (qLDPC) codes can achieve high encoding rates and
good code distance scaling, potentially enabling low-overhead fault-tolerant quantum …

Multi-qubit gates and Schrödinger cat states in an optical clock

A Cao, WJ Eckner, T Lukin Yelin, AW Young… - Nature, 2024 - nature.com
Many-particle entanglement is a key resource for achieving the fundamental precision limits
of a quantum sensor. Optical atomic clocks, the current state of the art in frequency precision …

Erasure conversion in a high-fidelity Rydberg quantum simulator

P Scholl, AL Shaw, RBS Tsai, R Finkelstein, J Choi… - Nature, 2023 - nature.com
Minimizing and understanding errors is critical for quantum science, both in noisy
intermediate scale quantum (NISQ) devices and for the quest towards fault-tolerant quantum …

Midcircuit Operations Using the omg Architecture in Neutral Atom Arrays

JW Lis, A Senoo, WF McGrew, F Rönchen, A Jenkins… - Physical Review X, 2023 - APS
Midcircuit operations, such as qubit state measurement or reset, are central to many tasks in
quantum information science, including quantum computing, entanglement generation, and …

Midcircuit Qubit Measurement and Rearrangement in a Atomic Array

MA Norcia, WB Cairncross, K Barnes, P Battaglino… - Physical Review X, 2023 - APS
Measurement-based quantum error correction relies on the ability to determine the state of a
subset of qubits (ancillas) within a processor without revealing or disturbing the state of the …

Universal quantum operations and ancilla-based read-out for tweezer clocks

R Finkelstein, RBS Tsai, X Sun, P Scholl, S Direkci… - Nature, 2024 - nature.com
Enhancing the precision of measurements by harnessing entanglement is a long-sought
goal in quantum metrology,. Yet attaining the best sensitivity allowed by quantum theory in …