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Related papers: Long-range spin-triplet proximity effect in Joseph…

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Graphene-based Josephson junctions provide a novel platform for studying the proximity effect due to graphene's unique electronic spectrum and the possibility to tune junction properties by gate voltage. Here we describe graphene junctions…

We propose and analyze a mesoscopic Josephson junction consisting of two ferromagnetic insulator-superconductors (FI-Ss) coupled through a normal metal (N) layer. The Josephson current of the junction is non-trivially affected by the…

Mesoscale and Nanoscale Physics · Physics 2017-08-28 E. Strambini , F. S. Bergeret , F. Giazotto

It has been suggested by theoretical works that equal spin-triplet Cooper pairs can be generated in Josephson junctions containing both a ferromagnet and a source of spin-orbit coupling. Our recent experimental work suggested that…

Superconductivity · Physics 2019-06-05 Nathan Satchell , Reza Loloee , Norman O. Birge

An in-plane magnetic field applied to an Ising superconductor converts spin-singlet Cooper pairs to spin-triplet ones. In this work, we study a Josephson junction formed by two Ising superconductors that are proximitized by ferromagnetic…

Mesoscale and Nanoscale Physics · Physics 2022-01-03 Gaomin Tang , Raffael L. Klees , Christoph Bruder , Wolfgang Belzig

We considered a planar Josephson junction which is composed of two s-wave superconducting contacts deposited on the top of a thin antiferromagnetic (AFM) disordered metal film. In such a system noticeable Josephson currents may be observed,…

Superconductivity · Physics 2026-03-09 A. G. Mal'shukov

We consider proximity effect coupling in Superconducting/Antiferromagnetic/Superconducting (S-A-S) sandwiches using the recently developed SO(5) effective theory of high temperature superconductivity. We find that, for narrow junctions, the…

Superconductivity · Physics 2009-10-30 E. Demler , A. J. Berlinsky , C. Kallin , G. B. Arnold , M. R. Beasley

We study triplet pairing correlations induced in an SFS trilayer (where F is a ferromagnet and S an ordinary s-wave superconductor) by spin flip scattering at the interfaces. We derive and solve self consistently the appropriate…

Superconductivity · Physics 2015-05-13 Klaus Halterman , Oriol T. Valls

We study the effect of coupling between the superconducting current and magnetization in the superconductor/ferromagnet/superconductor Josephson junction under an applied circularly polarized magnetic field. Manifestation of ferromagnetic…

Superconductivity · Physics 2018-06-20 M. Nashaat , A. E. Botha , Yu. M. Shukrinov

It is now well established that a Josephson junction made from conventional spin-singlet superconductors containing ferromagnetic layers can carry spin-triplet supercurrent under certain conditions. The first experimental signature of that…

We present a theoretical study of the spin-resolved Josephson diode effect in junctions comprising strongly spin-polarized conical magnets (FM) coupled to singlet superconductors (SC). The system is treated by making use of the…

Superconductivity · Physics 2025-08-11 Danilo Nikolić , Niklas L. Schulz , Alexander I. Buzdin , Matthias Eschrig

Superconductor/ferromagnet/superconductor heterostructures exhibit a so-called long-range proximity effect provided some layers of conical magnet Holmium are included in the respective interface regions. The Ho layers lead to a spin-flip…

Superconductivity · Physics 2015-04-06 Daniel Fritsch , James F. Annett

The long-range proximity effect in superconductor/ferromagnet (S/F) hybrid nano-structures is observed if singlet Cooper pairs from the superconductor are converted into triplet pairs which can diffuse into the fer- romagnet over large…

Superconductivity · Physics 2015-06-12 F. S. Bergeret , I. Tokatly

This paper theoretically discusses the spin current in spin-triplet superconductor / insulator / spin-triplet superconductor junctions. At low temperatures, a midgap Andreev resonant state anomalously enhances not only the charge current…

Superconductivity · Physics 2009-11-11 Yasuhiro Asano

In this study, we explore the Josephson current-phase relation within a planar diffuse tunneling superconducting multilayer junction subjected to a parallel magnetic field. Our investigation involves computing the supercurrent associated…

Superconductivity · Physics 2024-06-19 A. S. Osin , Alex Levchenko , Maxim Khodas

The generation of $S_z=1$ triplet Cooper pairs has been predicted theoretically in superconducting-ferromagnetic hybrid heterostructures in the presence of spin-orbit coupling [F. S. Bergeret and I. V. Tokatly, Phys. Rev. B 89, 134517…

Superconductivity · Physics 2024-08-20 Ivan Kindiak , Swapna Sindhu Mishra , Andrea Migliorini , Banabir Pal , Stuart S. P. Parkin

The stationary Josephson effect in a system of ballistic graphene is studied in the framework of quasiclassical Green's function theory. Reflecting the ultimate two-dimensionality of graphene, a Josephson junction involving a graphene sheet…

Mesoscale and Nanoscale Physics · Physics 2012-08-24 Yositake Takane , Ken-Ichiro Imura

We study the proximity effect in hybrid structures consisting of superconductor and ferromagnetic insulator separated by a normal diffusive metal (S/N/FI structures). These stuctures were proposed to realize the absolute spin-valve effect.…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Daniel Huertas-Hernando , Yu. V. Nazarov

We calculate the current phase relation of a planar Josephson junction with a ferromagnetic weak link located on top of a thin normal metal film. Following experimental observations we assume transparent superconductor-ferromagnet…

Superconductivity · Physics 2013-05-09 D. M. Heim , N. G. Pugach , M. Yu. Kupriyanov , E. Goldobin , D. Koelle , R. Kleiner

We consider superconducting nanowire proximity coupled to superconductor / ferromagnet / superconductor junction, where the magnetization penetrates into superconducting segment in nanowire decaying as $\sim\exp[-\frac{\mid n \mid}{\xi}]$…

Superconductivity · Physics 2016-01-20 Hiromi Ebisu , Bo Lu , Katsuhisa Taguchi , Alexander A. Golubov , Yukio Tanaka

We investigate the Josephson effect in S$_{\rm F}$XS$_{\rm F}$ junctions, where S$_{\rm F}$ is a superconducting material with a ferromagnetic exchange field, and X a weak link. The critical current $I_c$ increases with the (antiparallel)…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 N. M. Chtchelkatchev , W. Belzig , C. Bruder