278 citations · 2k across the 65 of their papers we have counts for
68 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…
Electrothermal behavior of superconducting nanowires buried in a commercial CMOS process
Mohamed Gharib, Leonid Popryho, Salma Abdelzaher +14
Superconducting films native to a commercial CMOS process enable co-integration of superconducting devices (high-kinetic-inductance elements and nanowire detectors) with cryogenic…
Fast On-Chip Thermometry with TiN Kinetic Inductance Resonators in 22 nm Process Technology
Johann Drayne, George Ridgard, Lorenzo Peri +9
Understanding the temporal and spatial dependence of temperature is critical in high-performance cryogenic devices. Typical thermometry techniques struggle to simultaneously combin…
A Superconducting Phase Transition Single-Electron Transistor
Gorka Aizpurua-Iraola, Thomas H. Swift, Felix-Ekkehard von Horstig +6
Quantum computers require fast and accurate methods for qubit state detection. Phase-transition sensors exploit the abrupt change between two physical states of a material to achie…
A current source with metrological precision made on a 300mm silicon MOS process
Nathan Johnson, Stefan Kubicek, Julien Jussot +5
Although the measurement of current is now defined with respect to the electronic charge, producing a current standard based on a single-electron source remains challenging. The er…
Spin Readout in a 22 nm Node Integrated Circuit
Isobel C. Clarke, Virginia Ciriano-Tejel, David J. Ibberson +7
Constructing a quantum computer capable of broad and important applications is likely to require millions of addressable physical qubits, posing the challenge of large-scale integr…
Large-scale characterization of Single-Hole Transistors in 22-nm FDSOI CMOS Technology
Thomas H. Swift, Alberto Gomez-Saiz, Virginia N. Ciriano-Tejel +5
State-of-the-art quantum processors have recently grown to reach 100s of physical qubits. As the number of qubits continues to grow, new challenges associated with scaling arise, s…
A superinductor in a deep sub-micron integrated circuit
T. H. Swift, F. Olivieri, G. Aizpurua-Iraola +7
Superinductors are circuit elements characterised by an intrinsic impedance in excess of the superconducting resistance quantum (k), with applications fr…
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…
Compact Quantum Dot Models for Analog Microwave co-Simulation
Lorenzo Peri, Alberto Gomez-Saiz, Christopher J. B. Ford +1
Scalable solid-state quantum computers will require integration with analog and digital electronics. Efficiently simulating the quantum-classical electronic interface is hence of p…
Polarimetry With Spins in the Solid State
Lorenzo Peri, Felix-Ekkehard von Horstig, Sylvain Barraud +3
The ability for optically active media to rotate the polarization of light is the basis of polarimetry, an illustrious technique responsible for many breakthroughs in fields as var…
Floquet interferometry of a dressed semiconductor quantum dot
Felix-Ekkehard von Horstig, Lorenzo Peri, Sylvain Barraud +3
A quantum system interacting with a time-periodic excitation creates a ladder of hybrid eigenstates in which the system is mixed with an increasing number of photons. This mechanis…
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…
A Multi-Module Silicon-On-Insulator Chip Assembly Containing Quantum Dots and Cryogenic Radio-Frequency Readout Electronics
David J. Ibberson, James Kirkman, John J. L. Morton +2
Quantum processing units will be modules of larger information processing systems containing also digital and analog electronics modules. Silicon-based quantum computing offers the…
Electrical readout of spins in the absence of spin blockade
Felix-Ekkehard von Horstig, Lorenzo Peri, Virginia N. Ciriano-Tejel +5
In semiconductor nanostructures, spin blockade (SB) is the most scalable mechanism for electrical spin readout, requiring only two bound spins for its implementation. In conjunctio…
Rapid cryogenic characterisation of 1024 integrated silicon quantum dots
Edward J. Thomas, Virginia N. Ciriano-Tejel, David F. Wise +8
Quantum computers are nearing the thousand qubit mark, with the current focus on scaling to improve computational performance. As quantum processors grow in complexity, new challen…
Alternative fast quantum logic gates using nonadiabatic Landau-Zener-Stückelberg-Majorana transitions
A. I. Ryzhov, O. V. Ivakhnenko, S. N. Shevchenko +2
A conventional realization of quantum logic gates and control is based on resonant Rabi oscillations of the occupation probability of the system. This approach has certain limitati…
Measurement of cryoelectronics heating using a local quantum dot thermometer in silicon
Mathieu de Kruijf, Grayson M. Noah, Alberto Gomez-Saiz +2
Silicon technology offers the enticing opportunity for monolithic integration of quantum and classical electronic circuits. However, the power consumption levels of classical elect…
Unified linear response theory of quantum electronic circuits
L. Peri, M. Benito, C. J. B. Ford +1
Modelling the electrical response of multi-level quantum systems at finite frequency has been typically performed in the context of two incomplete paradigms: (i) input-output theor…
CMOS on-chip thermometry at deep cryogenic temperatures
Grayson M. Noah, Thomas Swift, Mathieu de Kruijf +3
Accurate on-chip temperature sensing is critical for the optimal performance of modern CMOS integrated circuits (ICs), to understand and monitor localized heating around the chip d…
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…
Pipeline quantum processor architecture for silicon spin qubits
S. M. Patomäki, M. F. Gonzalez-Zalba, M. A. Fogarty +3
Noisy intermediate-scale quantum (NISQ) devices seek to achieve quantum advantage over classical systems without the use of full quantum error correction. We propose a NISQ process…
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…
An elongated quantum dot as a distributed charge sensor
S. M. Patomäki, J. Williams, F. Berritta +10
Increasing the separation between semiconductor quantum dots offers scaling advantages by fa- cilitating gate routing and the integration of sensors and charge reservoirs. Elongate…