46 citations · 87 across the 9 of their papers we have counts for
10 papers
Radio-frequency electron cascade in semiconductor quantum dots
Tara Murphy, Lorenzo Peri, Giovanni A. Oakes +8
Electron cotunneling in semiconductor quantum dots is a higher-order tunneling mechanism that connects initial and final charge states through energetically inaccessible virtual in…
RF-Squad: A radiofrequency simulator for quantum dot arrays
Tara Murphy, Katarina Brlec, Giovanni Oakes +5
Spins in semiconductor quantum dots offer a scalable approach to quantum computing; however, precise control and efficient readout of large quantum dot arrays remain challenging, m…
High-fidelity dispersive spin sensing in a tuneable unit cell of silicon MOS quantum dots
Constance Lainé, Giovanni A. Oakes, Virginia Ciriano-Tejel +9
Metal-oxide-semiconductor (MOS) technology is a promising platform for developing quantum computers based on spin qubits. Scaling this approach will benefit from compact and sensit…
Radiofrequency cascade readout of coupled spin qubits
Jacob F. Chittock-Wood, Ross C. C. Leon, Michael A. Fogarty +12
Silicon spin qubits based on metal-oxide-semiconductor (MOS) technology are compatible with semiconductor manufacturing and offer a route to scalable quantum processing. However, s…
Beyond-adiabatic Quantum Admittance of a Semiconductor Quantum Dot at High Frequencies: Rethinking Reflectometry as Polaron Dynamics
L. Peri, G. A. Oakes, L. Cochrane +2
Semiconductor quantum dots operated dynamically are the basis of many quantum technologies such as quantum sensors and computers. Hence, modelling their electrical properties at mi…
Multi-module microwave assembly for fast read-out and charge noise characterization of silicon quantum dots
Felix-Ekkehard von Horstig, David J. Ibberson, Giovanni A. Oakes +7
Fast measurements of quantum devices is important in areas such as quantum sensing, quantum computing and nanodevice quality analysis. Here, we develop a superconductor-semiconduct…
A quantum dot-based frequency multiplier
G. A. Oakes, L. Peri, L. Cochrane +8
Silicon offers the enticing opportunity to integrate hybrid quantum-classical computing systems on a single platform. For qubit control and readout, high-frequency signals are requ…
Fast high-fidelity single-shot readout of spins in silicon using a single-electron box
G. A. Oakes, V. N. Ciriano-Tejel, D. Wise +18
Three key metrics for readout systems in quantum processors are measurement speed, fidelity and footprint. Fast high-fidelity readout enables mid-circuit measurements, a necessary…
Automatic virtual voltage extraction of a 2x2 array of quantum dots with machine learning
Giovanni A. Oakes, Jingyu Duan, John J. L. Morton +3
Spin qubits in quantum dots are a compelling platform for fault-tolerant quantum computing due to the potential to fabricate dense two-dimensional arrays with nearest neighbour cou…
Large dispersive interaction between a CMOS double quantum dot and microwave photons
David J. Ibberson, Theodor Lundberg, James A. Haigh +11
We report fast charge state readout of a double quantum dot in a CMOS split-gate silicon nanowire transistor via the large dispersive interaction with microwave photons in a lumped…