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 …

Universal control of a six-qubit quantum processor in silicon

SGJ Philips, MT Mądzik, SV Amitonov, SL de Snoo… - Nature, 2022 - nature.com
Future quantum computers capable of solving relevant problems will require a large number
of qubits that can be operated reliably. However, the requirements of having a large qubit …

Colloquium: Advances in automation of quantum dot devices control

JP Zwolak, JM Taylor - Reviews of modern physics, 2023 - APS
Arrays of quantum dots (QDs) are a promising candidate system to realize scalable, coupled
qubit systems and serve as a fundamental building block for quantum computers. In such …

Majorana qubits and non-abelian physics in quantum dot–based minimal Kitaev chains

A Tsintzis, RS Souto, K Flensberg, J Danon, M Leijnse - PRX quantum, 2024 - APS
The possibility of engineering artificial Kitaev chains in arrays of quantum dots coupled via
narrow superconducting regions has emerged as an attractive way to overcome the disorder …

Hotter is easier: unexpected temperature dependence of spin qubit frequencies

B Undseth, O Pietx-Casas, E Raymenants… - Physical Review X, 2023 - APS
As spin-based quantum processors grow in size and complexity, maintaining high fidelities
and minimizing crosstalk will be essential for the successful implementation of quantum …

[HTML][HTML] Probing quantum devices with radio-frequency reflectometry

F Vigneau, F Fedele, A Chatterjee, D Reilly… - Applied Physics …, 2023 - pubs.aip.org
Many important phenomena in quantum devices are dynamic, meaning that they cannot be
studied using time-averaged measurements alone. Experiments that measure such transient …

Roadmap towards Majorana qubits and nonabelian physics in quantum dot-based minimal Kitaev chains

A Tsintzis, RS Souto, K Flensberg, J Danon… - arXiv preprint arXiv …, 2023 - arxiv.org
The possibility to engineer artificial Kitaev chains in arrays of quantum dots coupled via
narrow superconducting regions has emerged as an attractive way to overcome the disorder …

Interconnect fabrics for multi-core quantum processors: A context analysis

P Escofet, SB Rached, S Rodrigo… - Proceedings of the 16th …, 2023 - dl.acm.org
Quantum computing has revolutionized the field of computer science with its extraordinary
ability to handle classically intractable problems. To realize its potential, however, quantum …

Quantum dot source-drain transport response at microwave frequencies

H Havir, S Haldar, W Khan, S Lehmann, KA Dick… - Physical Review B, 2023 - APS
Quantum dots are frequently used as charge-sensitive devices in low-temperature
experiments to probe electric charge in mesoscopic conductors where the current running …

Tailoring potentials by simulation-aided design of gate layouts for spin-qubit applications

I Seidler, M Neul, E Kammerloher, M Künne… - Physical Review …, 2023 - APS
Gate layouts of spin-qubit devices are commonly adapted from previous successful devices.
As qubit numbers and device complexity increase, modeling new device layouts and …