[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 …

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 …

Ultrastrong photon-to-magnon coupling in multilayered heterostructures involving superconducting coherence via ferromagnetic layers

IA Golovchanskiy, NN Abramov, VS Stolyarov… - Science …, 2021‏ - science.org
The critical step for future quantum industry demands realization of efficient information
exchange between different-platform hybrid systems that can harvest advantages of distinct …

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 …

Scalable memory elements based on rectangular SIsFS junctions

LN Karelina, RA Hovhannisyan… - Journal of Applied …, 2021‏ - pubs.aip.org
We explore the concept of the Josephson magnetic memory element based on a multilayer
two-barrier SIsFS Josephson junction storing the digital state by means of the orientation of …

Phase dynamics of tunnel Al-based ferromagnetic Josephson junctions

HG Ahmad, R Satariano, R Ferraiuolo… - Applied Physics …, 2024‏ - pubs.aip.org
By measuring the current–voltage characteristics and the switching current distributions as a
function of temperature, we have investigated the phase dynamics of Al tunnel ferromagnetic …

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 …

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 …

[HTML][HTML] 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 …

Inverse magnetic hysteresis of the Josephson supercurrent: Study of the magnetic properties of thin niobium/permalloy ) interfaces

R Satariano, L Parlato, A Vettoliere, R Caruso… - Physical Review B, 2021‏ - APS
We propose a picture for the magnetic properties of superconductor/ferromagnet (S/F)
heterostructures based on Nb and permalloy (Py: Fe 20 Ni 80). By measuring the magnetic …