[HTML][HTML] Ferromagnetic materials for Josephson π junctions

NO Birge, N Satchell - APL Materials, 2024 - pubs.aip.org
The past two decades have seen an explosion of work on Josephson junctions containing
ferromagnetic materials. Such junctions are under consideration for applications in digital …

Hybrid ferromagnetic transmon qubit: Circuit design, feasibility, and detection protocols for magnetic fluctuations

HG Ahmad, V Brosco, A Miano, L Di Palma, M Arzeo… - Physical Review B, 2022 - APS
We propose to exploit currently available tunnel ferromagnetic Josephson junctions to
realize a hybrid superconducting qubit. We show that the characteristic hysteretic behavior …

[HTML][HTML] Triplet odd-frequency superconductivity in hybrid superconductor–ferromagnet structures

FS Bergeret, AF Volkov - Annals of Physics, 2023 - Elsevier
We present an overview of the contributions made by Konstantin B. Efetov and the authors to
the field of triplet odd-frequency superconductivity in hybrid ferromagnet–superconductor …

Coexistence and tuning of spin-singlet and triplet transport in spin-filter Josephson junctions

HG Ahmad, M Minutillo, R Capecelatro, A Pal… - Communications …, 2022 - nature.com
The increased capabilities of coupling more and more materials through functional
interfaces are paving the way to a series of exciting experiments and extremely advanced …

Nanoscale spin ordering and spin screening effects in tunnel ferromagnetic Josephson junctions

R Satariano, AF Volkov, HG Ahmad… - Communications …, 2024 - nature.com
Abstract Magnetic Josephson junctions (MJJs) have emerged as a prominent playground to
explore the interplay between superconductivity and ferromagnetism. A series of fascinating …

Activation Energies in Superconducting Nanowire Single-Photon Detectors

D Salvoni, M Ejrnaes, A Gaggero, F Mattioli, F Martini… - Physical Review …, 2022 - APS
Superconducting nanowire single-photon detectors (SNSPDs) are receiving the interest of
the scientific and industrial communities due to their unparallel high performances in the …

Aluminum-ferromagnetic Josephson tunnel junctions for high quality magnetic switching devices

A Vettoliere, R Satariano, R Ferraiuolo… - Applied Physics …, 2022 - pubs.aip.org
The competition between superconducting and ferromagnetic orderings in Josephson
devices has promoted fundamental and applicative studies of high impact for …

High-Quality ferromagnetic Josephson junctions based on aluminum electrodes

A Vettoliere, R Satariano, R Ferraiuolo, L Di Palma… - Nanomaterials, 2022 - mdpi.com
Aluminum Josephson junctions are the building blocks for the realization of superconducting
quantum bits. Attention has been also paid to hybrid ferromagnetic Josephson junctions …

Numerical simulations of Josephson Traveling Wave Parametric Amplifiers (JTWPAs): comparative study of open-source tools

AY Levochkina, HG Ahmad, P Mastrovito… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Josephson Traveling Wave Parametric Amplifiers (JTWPAs) are largely exploited in
quantum technologies for their broadband and low noise performance in the microwave …

Realization of 0- states in superconductor/ferromagnetic insulator/superconductor Josephson junctions: The role of spin-orbit interaction and lattice impurities

M Minutillo, R Capecelatro, P Lucignano - Physical Review B, 2021 - APS
Josephson devices with ferromagnetic barriers have been widely studied. Much less is
known when the ferromagnetic layer is insulating. In this paper we investigate the transport …