Trapped-ion quantum computing: Progress and challenges

CD Bruzewicz, J Chiaverini, R McConnell… - Applied Physics …, 2019 - pubs.aip.org
Trapped ions are among the most promising systems for practical quantum computing (QC).
The basic requirements for universal QC have all been demonstrated with ions, and …

Materials challenges and opportunities for quantum computing hardware

NP De Leon, KM Itoh, D Kim, KK Mehta, TE Northup… - Science, 2021 - science.org
BACKGROUND The past two decades have seen intense efforts aimed at building quantum
computing hardware with the potential to solve problems that are intractable on classical …

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 …

Suppressing quantum errors by scaling a surface code logical qubit

Nature, 2023 - nature.com
Practical quantum computing will require error rates well below those achievable with
physical qubits. Quantum error correction, offers a path to algorithmically relevant error rates …

[HTML][HTML] Quantum computing in the NISQ era and beyond

J Preskill - Quantum, 2018 - quantum-journal.org
Abstract Noisy Intermediate-Scale Quantum (NISQ) technology will be available in the near
future. Quantum computers with 50-100 qubits may be able to perform tasks which surpass …

Fast universal quantum gate above the fault-tolerance threshold in silicon

A Noiri, K Takeda, T Nakajima, T Kobayashi… - Nature, 2022 - nature.com
Fault-tolerant quantum computers that can solve hard problems rely on quantum error
correction. One of the most promising error correction codes is the surface code, which …

Quantum computational chemistry

S McArdle, S Endo, A Aspuru-Guzik, SC Benjamin… - Reviews of Modern …, 2020 - APS
One of the most promising suggested applications of quantum computing is solving
classically intractable chemistry problems. This may help to answer unresolved questions …

Quantum metrology with nonclassical states of atomic ensembles

L Pezze, A Smerzi, MK Oberthaler, R Schmied… - Reviews of Modern …, 2018 - APS
Quantum technologies exploit entanglement to revolutionize computing, measurements, and
communications. This has stimulated the research in different areas of physics to engineer …

Compact ion-trap quantum computing demonstrator

I Pogorelov, T Feldker, CD Marciniak, L Postler… - PRX Quantum, 2021 - APS
Quantum information processing is steadily progressing from a purely academic discipline
towards applications throughout science and industry. Transitioning from lab-based, proof-of …

Validating quantum computers using randomized model circuits

AW Cross, LS Bishop, S Sheldon, PD Nation… - Physical Review A, 2019 - APS
We introduce a single-number metric, quantum volume, that can be measured using a
concrete protocol on near-term quantum computers of modest size (n≲ 50), and measure it …