Quantum science with optical tweezer arrays of ultracold atoms and molecules

AM Kaufman, KK Ni - Nature Physics, 2021 - nature.com
Single atoms and molecules can be trapped in tightly focused beams of light that form
'optical tweezers', affording exquisite capabilities for the control and detection of individual …

Neutral atom quantum computing hardware: performance and end-user perspective

K Wintersperger, F Dommert, T Ehmer… - EPJ Quantum …, 2023 - epjqt.epj.org
We present an industrial end-user perspective on the current state of quantum computing
hardware for one specific technological approach, the neutral atom platform. Our aim is to …

Multi-qubit entanglement and algorithms on a neutral-atom quantum computer

TM Graham, Y Song, J Scott, C Poole, L Phuttitarn… - Nature, 2022 - nature.com
Gate-model quantum computers promise to solve currently intractable computational
problems if they can be operated at scale with long coherence times and high-fidelity logic …

Quantum phases of matter on a 256-atom programmable quantum simulator

S Ebadi, TT Wang, H Levine, A Keesling, G Semeghini… - Nature, 2021 - nature.com
Motivated by far-reaching applications ranging from quantum simulations of complex
processes in physics and chemistry to quantum information processing, a broad effort is …

Quantum simulation and computing with Rydberg-interacting qubits

M Morgado, S Whitlock - AVS Quantum Science, 2021 - pubs.aip.org
Arrays of optically trapped atoms excited to Rydberg states have recently emerged as a
competitive physical platform for quantum simulation and computing, where high-fidelity …

Erasure conversion for fault-tolerant quantum computing in alkaline earth Rydberg atom arrays

Y Wu, S Kolkowitz, S Puri, JD Thompson - Nature communications, 2022 - nature.com
Executing quantum algorithms on error-corrected logical qubits is a critical step for scalable
quantum computing, but the requisite numbers of qubits and physical error rates are …

Ytterbium nuclear-spin qubits in an optical tweezer array

A Jenkins, JW Lis, A Senoo, WF McGrew, AM Kaufman - Physical Review X, 2022 - APS
We report on the realization of a fast, scalable, and high-fidelity qubit architecture, based on
Yb 171 atoms in an optical tweezer array. We demonstrate several attractive properties of …

High-fidelity entanglement and detection of alkaline-earth Rydberg atoms

IS Madjarov, JP Covey, AL Shaw, J Choi, A Kale… - Nature Physics, 2020 - nature.com
Trapped neutral atoms have become a prominent platform for quantum science, where
entanglement fidelity records have been set using highly excited Rydberg states. However …

Universal Gate Operations on Nuclear Spin Qubits in an Optical Tweezer Array of Atoms

S Ma, AP Burgers, G Liu, J Wilson, B Zhang… - Physical Review X, 2022 - APS
Neutral atom arrays are a rapidly developing platform for quantum science. Recently,
alkaline earth atoms (AEAs) have attracted interest because their unique level structure …

Half-minute-scale atomic coherence and high relative stability in a tweezer clock

AW Young, WJ Eckner, WR Milner, D Kedar, MA Norcia… - Nature, 2020 - nature.com
The preparation of large, low-entropy, highly coherent ensembles of identical quantum
systems is fundamental for many studies in quantum metrology, simulation and information …