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 …

Semiconductor qubits in practice

A Chatterjee, P Stevenson, S De Franceschi… - Nature Reviews …, 2021 - nature.com
In the past decade, semiconducting qubits have made great strides in overcoming
decoherence, improving the prospects for scalability and have become one of the leading …

Review of performance metrics of spin qubits in gated semiconducting nanostructures

P Stano, D Loss - Nature Reviews Physics, 2022 - nature.com
Abstract This Technical Review collects values of selected performance characteristics of
semiconductor spin qubits defined in electrically controlled nanostructures. The …

[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 …

Reduced sensitivity to charge noise in semiconductor spin qubits via symmetric operation

MD Reed, BM Maune, RW Andrews, MG Borselli… - Physical review …, 2016 - APS
We demonstrate improved operation of exchange-coupled semiconductor quantum dots by
substantially reducing the sensitivity of exchange operations to charge noise. The method …

Noise suppression using symmetric exchange gates in spin qubits

F Martins, FK Malinowski, PD Nissen, E Barnes… - Physical review …, 2016 - APS
We demonstrate a substantial improvement in the spin-exchange gate using symmetric
control instead of conventional detuning in GaAs spin qubits, up to a factor of six increase in …

Blueprint of a Scalable Spin Qubit Shuttle Device for Coherent Mid-Range Qubit Transfer in Disordered

V Langrock, JA Krzywda, N Focke, I Seidler… - PRX Quantum, 2023 - APS
Silicon spin qubits stand out due to their very long coherence times, compatibility with
industrial fabrication, and prospect to integrate classical control electronics. To achieve a …

Strong spin-orbit interaction and -factor renormalization of hole spins in Ge/Si nanowire quantum dots

FNM Froning, MJ Rančić, B Hetényi, S Bosco… - Physical Review …, 2021 - APS
The spin-orbit interaction lies at the heart of quantum computation with spin qubits, research
on topologically nontrivial states, and various applications in spintronics. Hole spins in Ge/Si …

High-fidelity single-shot readout for a spin qubit via an enhanced latching mechanism

P Harvey-Collard, B D'Anjou, M Rudolph, NT Jacobson… - Physical Review X, 2018 - APS
The readout of semiconductor spin qubits based on spin blockade is fast but suffers from a
small charge signal. Previous work suggested large benefits from additional charge …

Coherent spin control of s-, p-, d-and f-electrons in a silicon quantum dot

RCC Leon, CH Yang, JCC Hwang, JC Lemyre… - Nature …, 2020 - nature.com
Once the periodic properties of elements were unveiled, chemical behaviour could be
understood in terms of the valence of atoms. Ideally, this rationale would extend to quantum …