Assessment of the errors of high-fidelity two-qubit gates in silicon quantum dots

T Tanttu, WH Lim, JY Huang, N Dumoulin Stuyck… - Nature Physics, 2024 - nature.com
Achieving high-fidelity entangling operations between qubits consistently is essential for the
performance of multi-qubit systems. Solid-state platforms are particularly exposed to errors …

High-fidelity spin qubit operation and algorithmic initialization above 1 K

JY Huang, RY Su, WH Lim, MK Feng, B van Straaten… - Nature, 2024 - nature.com
The encoding of qubits in semiconductor spin carriers has been recognized as a promising
approach to a commercial quantum computer that can be lithographically produced and …

Towards Early Fault Tolerance on a Array of Qubits Equipped with Shuttling

A Siegel, A Strikis, M Fogarty - PRX Quantum, 2024 - APS
It is well understood that a two-dimensional grid of locally interacting qubits is a promising
platform for achieving fault-tolerant quantum computing. However in the near future, it may …

CMOS compatibility of semiconductor spin qubits

ND Stuyck, A Saraiva, W Gilbert, JC Pardo, R Li… - arXiv preprint arXiv …, 2024 - arxiv.org
Several domains of society will be disrupted once millions of high-quality qubits can be
brought together to perform fault-tolerant quantum computing (FTQC). All quantum …

High-fidelity operation and algorithmic initialisation of spin qubits above one kelvin

JY Huang, RY Su, WH Lim, MK Feng… - arXiv preprint arXiv …, 2023 - arxiv.org
The encoding of qubits in semiconductor spin carriers has been recognised as a promising
approach to a commercial quantum computer that can be lithographically produced and …

[HTML][HTML] Leveraging off-the-shelf silicon chips for quantum computing

J Michniewicz, MS Kim - Applied Physics Letters, 2024 - pubs.aip.org
There is a growing demand for quantum computing across various sectors, including
finance, materials, and studying chemical reactions. A promising implementation involves …

Impact of electrostatic crosstalk on spin qubits in dense cmos quantum dot arrays

JD Cifuentes, T Tanttu, P Steinacker, S Serrano… - Physical Review B, 2024 - APS
Current complementary metal-oxide semiconductor (CMOS) quantum processors employ
dense gate arrays to define quantum dots, making them susceptible to crosstalk from …

Entangling gates on degenerate spin qubits dressed by a global field

I Hansen, AE Seedhouse, S Serrano, A Nickl… - Nature …, 2024 - nature.com
Semiconductor spin qubits represent a promising platform for future large-scale quantum
computers owing to their excellent qubit performance, as well as the ability to leverage the …

High-Fidelity Spin Qubit Shuttling via Large Spin-Orbit Interactions

S Bosco, J Zou, D Loss - PRX Quantum, 2024 - APS
Shuttling spins with high fidelity is a key requirement to scale up semiconducting quantum
computers, enabling qubit entanglement over large distances and favoring the integration of …

A 300 mm foundry silicon spin qubit unit cell exceeding 99% fidelity in all operations

P Steinacker, ND Stuyck, WH Lim, T Tanttu… - arXiv preprint arXiv …, 2024 - arxiv.org
Fabrication of quantum processors in advanced 300 mm wafer-scale complementary metal-
oxide-semiconductor (CMOS) foundries provides a unique scaling pathway towards …