[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 …

Observation of spin-triplet superconductivity in Co-based Josephson junctions

TS Khaire, MA Khasawneh, WP Pratt Jr, NO Birge - Physical review letters, 2010 - APS
We have measured a long-range supercurrent in Josephson junctions containing Co (a
strong ferromagnetic material) when we insert thin layers of either PdNi or CuNi weakly …

Experimental observation of the triplet spin-valve effect in a superconductor-ferromagnet heterostructure

VI Zdravkov, J Kehrle, G Obermeier, D Lenk… - Physical Review B …, 2013 - APS
The theory of superconductor-ferromagnet heterostructures with two ferromagnetic layers
predicts the generation of a long-range, odd-in-frequency triplet pairing at noncollinear …

Critical current behavior in Josephson junctions with the weak ferromagnet PdNi

TS Khaire, WP Pratt Jr, NO Birge - Physical Review B—Condensed Matter and …, 2009 - APS
We have studied the variation in critical current in superconductor/ferromagnet/
superconductor Josephson Junctions as a function of ferromagnet thickness using a weakly …

π phase shifter based on NbN-based ferromagnetic Josephson junction on a silicon substrate

T Yamashita, S Kim, H Kato, W Qiu, K Semba… - Scientific Reports, 2020 - nature.com
In the field of superconducting electronics, a π phase shifter based on a ferromagnetic
Josephson junction is expected to provide various advantages to classical and quantum …

Magnetic switches based on Nb-PdFe-Nb Josephson junctions with a magnetically soft ferromagnetic interlayer

VV Bol'ginov, VS Stolyarov, DS Sobanin, AL Karpovich… - JETP letters, 2012 - Springer
The properties of Josephson junctions with a barrier made of a PdFe weakly ferromagnetic
alloy with an iron content of about 1 at% have been studied. It has been shown that this alloy …

Controllable generation of a spin-triplet supercurrent in a Josephson spin valve

A Iovan, T Golod, VM Krasnov - Physical Review B, 2014 - APS
It has been predicted theoretically that an unconventional odd-frequency spin-triplet
component of a superconducting order parameter can be induced in multilayered …

Full-switching FSF-type superconducting spin-triplet magnetic random access memory element

D Lenk, R Morari, VI Zdravkov, A Ullrich, Y Khaydukov… - Physical Review B, 2017 - APS
In the present work a superconducting Co/CoO x/Cu 41 Ni 59/Nb/Cu 41 Ni 59 nanoscale
thin film heterostructure is investigated, which exhibits a superconducting transition …

Magnetic interference patterns in superconductor/insulator/ferromagnet/superconductor Josephson junctions: Effects of asymmetry between 0 and regions

M Kemmler, M Weides, M Weiler, M Opel… - Physical Review B …, 2010 - APS
We present a detailed analysis of the dependence of the critical current I c on an in-plane
magnetic field B of 0, π, and 0-π superconductor-insulator-ferromagnet-superconductor …

Spin-triplet supercurrent in Co-based Josephson junctions

MA Khasawneh, TS Khaire, C Klose… - Superconductor …, 2011 - iopscience.iop.org
In the past year several groups have reported experimental evidence for spin-triplet
supercurrents in Josephson junctions containing strong ferromagnetic materials. In this …