Semiconductor spin qubits

G Burkard, TD Ladd, A Pan, JM Nichol, JR Petta - Reviews of Modern Physics, 2023 - APS
The spin degree of freedom of an electron or a nucleus is one of the most basic properties of
nature and functions as an excellent qubit, as it provides a natural two-level system that is …

Review of performance metrics of spin qubits in gated semiconducting nanostructures

P Stano, D Loss - Nature Reviews Physics, 2022 - nature.com
Abstract This Technical Review collects values of selected performance characteristics of
semiconductor spin qubits defined in electrically controlled nanostructures. The …

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 …

Design and integration of single-qubit rotations and two-qubit gates in silicon above one Kelvin

L Petit, M Russ, GHGJ Eenink, WIL Lawrie… - Communications …, 2022 - nature.com
Spin qubits in quantum dots define an attractive platform for quantum information because of
their compatibility with semiconductor manufacturing, their long coherence times, and the …

Quantum tomography of an entangled three-qubit state in silicon

K Takeda, A Noiri, T Nakajima, J Yoneda… - Nature …, 2021 - nature.com
Quantum entanglement is a fundamental property of coherent quantum states and an
essential resource for quantum computing. In large-scale quantum systems, the error …

A shuttling-based two-qubit logic gate for linking distant silicon quantum processors

A Noiri, K Takeda, T Nakajima, T Kobayashi… - nature …, 2022 - nature.com
Control of entanglement between qubits at distant quantum processors using a two-qubit
gate is an essential function of a scalable, modular implementation of quantum computation …

Coherent spin qubit transport in silicon

J Yoneda, W Huang, M Feng, CH Yang… - Nature …, 2021 - nature.com
A fault-tolerant quantum processor may be configured using stationary qubits interacting
only with their nearest neighbours, but at the cost of significant overheads in physical qubits …

Shuttling an electron spin through a silicon quantum dot array

AMJ Zwerver, SV Amitonov, SL De Snoo, MT Mądzik… - PRX Quantum, 2023 - APS
Coherent links between qubits separated by tens of micrometers are expected to facilitate
scalable quantum computing architectures for spin qubits in electrically defined quantum …

Exploiting a Single‐Crystal Environment to Minimize the Charge Noise on Qubits in Silicon

L Kranz, SK Gorman, B Thorgrimsson, Y He… - Advanced …, 2020 - Wiley Online Library
Electron spins in silicon offer a competitive, scalable quantum‐computing platform with
excellent single‐qubit properties. However, the two‐qubit gate fidelities achieved so far have …

Coherent spin-state transfer via Heisenberg exchange

YP Kandel, H Qiao, S Fallahi, GC Gardner, MJ Manfra… - Nature, 2019 - nature.com
Quantum information science has the potential to revolutionize modern technology by
providing resource-efficient approaches to computing, communication and sensing …