Nonreciprocal supercurrents in a field-free graphene Josephson triode

J Chiles, EG Arnault, CC Chen, TFQ Larson, L Zhao… - Nano Letters, 2023 - ACS Publications
Superconducting diodes are proposed nonreciprocal circuit elements that should exhibit
nondissipative transport in one direction while being resistive in the opposite direction …

1/f noise in quantum nanoscience

G Falci, PJ Hakonen, E Paladino - arXiv preprint arXiv:2401.11989, 2024 - arxiv.org
Fundamental issues of 1/f noise in quantum nanoscience are reviewed starting from basic
statistical noise processes. Fundamental noise models based on two-level systems (TLS) …

Nonreciprocal devices based on voltage-tunable junctions

C Leroux, A Parra-Rodriguez, R Shillito… - arXiv preprint arXiv …, 2022 - arxiv.org
We propose to couple the flux degree of freedom of one mode with the charge degree of
freedom of a second mode in a hybrid superconducting-semiconducting architecture …

Effect of dilute impurities on short graphene Josephson junctions

FMD Pellegrino, G Falci, E Paladino - Communications Physics, 2022 - nature.com
Despite the structural simplicity of graphene, its mechanical and electronic remarkable
properties make this material a credible starting point for new technologies across a wide …

Energy distribution controlled ballistic Josephson junction

P Pandey, D Beckmann, R Danneau - Physical Review B, 2022 - APS
We report an experimental study on the tuning of supercurrent in a ballistic graphene-based
Josephson junction by applying a control voltage to a transverse normal channel. In this four …

Cat-qubit-inspired gate on cos() qubits

C Leroux, A Blais - arXiv preprint arXiv:2304.02155, 2023 - arxiv.org
For $\cos (2\theta) $ qubits based on voltage-controlled semiconductor nanowire Josephson
junctions we introduce a single-qubit $ Z $ gate inspired by the noise-bias preserving gate of …

[PDF][PDF] Conception de nouveaux couplages en circuits supraconducteurs

C Leroux - 2023 - savoirs.usherbrooke.ca
Les circuits supraconducteurs se sont imposés dans le domaine de l'informatique
quantique. Une preuve nette de leur performance est la récente démonstration de la …