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 …

Josephson effect in a Fibonacci quasicrystal

A Sandberg, OA Awoga, AM Black-Schaffer, P Holmvall - Physical Review B, 2024 - APS
Quasiperiodicity has recently been proposed to enhance superconductivity and its proximity
effect. Simultaneously, there has been significant experimental progress in the fabrication of …

Tuning arrays with rays: Physics-informed tuning of quantum dot charge states

J Ziegler, F Luthi, M Ramsey, F Borjans, G Zheng… - Physical Review …, 2023 - APS
Quantum computers based on gate-defined quantum dots (QDs) are expected to scale.
However, as the number of qubits increases, the burden of manually calibrating these …

Automated extraction of capacitive coupling for quantum dot systems

J Ziegler, F Luthi, M Ramsey, F Borjans, G Zheng… - Physical Review …, 2023 - APS
Gate-defined quantum dots (QDs) have appealing attributes as a quantum computing
platform. However, near-term devices possess a range of possible imperfections that need …

Autonomous Bootstrapping of Quantum Dot Devices

A Zubchenko, D Middlebrooks, T Rasmussen… - arXiv preprint arXiv …, 2024 - arxiv.org
Semiconductor quantum dots (QD) are a promising platform for multiple different qubit
implementations, all of which are voltage-controlled by programmable gate electrodes …

Cryogenic multiplexing using selective area grown nanowires

D Olšteins, G Nagda, DJ Carrad, DV Beznasyuk… - Nature …, 2023 - nature.com
Bottom-up grown nanomaterials play an integral role in the development of quantum
technologies but are often challenging to characterise on large scales. Here, we harness …

All rf-based tuning algorithm for quantum devices using machine learning

B van Straaten, F Fedele, F Vigneau, J Hickie… - arXiv preprint arXiv …, 2022 - arxiv.org
Radio-frequency measurements could satisfy DiVincenzo's readout criterion in future large-
scale solid-state quantum processors, as they allow for high bandwidths and frequency …

Learning Coulomb diamonds in large quantum dot arrays

O Krause, A Chatterjee, F Kuemmeth… - SciPost Physics, 2022 - scipost.org
We introduce an algorithm that is able to find the facets of Coulomb diamonds in quantum
dot arrays. We simulate these arrays using the constant-interaction model, and rely only on …

Theoretical bounds on data requirements for the ray-based classification

BJ Weber, SS Kalantre, T McJunkin, JM Taylor… - SN Computer …, 2022 - Springer
The problem of classifying high-dimensional shapes in real-world data grows in complexity
as the dimension of the space increases. For the case of identifying convex shapes of …

Gate reflectometry in dense quantum dot arrays

F Ansaloni, H Bohuslavskyi, F Fedele… - New Journal of …, 2023 - iopscience.iop.org
Silicon quantum devices are maturing from academic single-and two-qubit devices to
industrially-fabricated dense quantum-dot (QD) arrays, increasing operational complexity …