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Josephson current of spin-entangled electrons through the two branches of a SQUID-like structure with two quantum dots exhibits a magnetic-flux response different from the conventional Josephson current. Due to their interference, the…

Superconductivity · Physics 2011-11-15 Zhi Wang , Xiao Hu

The Josephson current in the presence of a precessing spin between various types of superconductors is studied. It is shown that the Josephson current flowing between two spin-singlet pairing superconductors is not modulated by the…

Superconductivity · Physics 2009-11-07 Jian-Xin Zhu , A. V. Balatsky

This work analyzes the behavior of the interface between a ferromagnetic material and an alter-magnet. We use a well-established line of arguments based on electronic mean-field calculations to show that new surface phenomena that lead to…

Materials Science · Physics 2025-05-29 Gaspar De la Barrera , Alvaro S. Nunez

The Josephson diode effect (JDE) is a novel phenomenon in which a superconducting junction exhibits asymmetric Josephson currents with respect to the superconducting phase difference. In this study, we theoretically investigate how the…

Superconductivity · Physics 2025-07-29 Shin-ichi Hikino

Josephson currents are carried by sharp Andreev states within the superconducting energy gap. We theoretically study the electronic transport of a magnetically tunable nanoscale junction consisting of a quantum dot connected to two…

Mesoscale and Nanoscale Physics · Physics 2014-04-11 P. Stadler , C. Holmqvist , W. Belzig

We study a tunnel junction consisting of two thin-film s-wave superconductors separated by a thin, insulating barrier in the presence of misaligned in-plane exchange fields. We find an interesting interplay between the superconducting phase…

Superconductivity · Physics 2009-11-13 J. Linder , A. Sudbø

We predict a novel type of Josephson effect to occur in triplet superconductor - ferromagnet - triplet superconductor Josephson junctions. We show that the Josephson current, I_J, exhibits a rich dependence on the relative orientation…

Superconductivity · Physics 2007-05-23 Boris Kastening , Dirk K. Morr , Dirk Manske , Karl Bennemann

We have investigated the Josephson coupling between two s-wave superconductors separated by the ferromagnetic trilayers with noncollinear magnetization. We find that the long-range triplet critical current will oscillate with the strength…

Superconductivity · Physics 2013-12-13 Hao Meng , Xiuqiang Wu , Zhiming Zheng

The long-range spin-triplet supercurrent transport is an interesting phenomenon in the superconductor/ferromagnet ($S/F$) heterostructure containing noncollinear magnetic domains. Here we study the long-range superharmonic Josephson current…

Superconductivity · Physics 2015-10-27 Hao Meng , Jiansheng Wu , Xiuqiang Wu , Mengyuan Ren , Yajie Ren

Current flowing is studied in magnetic junctions consisting of a ferromagnetic metal (FM), antiferromagnetic conductor (AFM) and a nonmagnetic metal closing the electric circuit. The FM layer with high anisotropy and pinned spins of the…

Materials Science · Physics 2010-11-22 Yu. V. Gulyaev , P. E. Zilberman , E. M. Epshtein

We investigate supercurrent-induced magnetization dynamics in a Josephson junction with two misaligned ferromagnetic layers, and demonstrate a variety of effects by solving numerically the Landau-Lifshitz-Gilbert equation. In particular, we…

Superconductivity · Physics 2015-05-19 Jacob Linder , Takehito Yokoyama

Dynamic states offer extended possibilities to control the properties of quantum matter. Recent efforts are focused on studying the ordered states which appear exclusively under the time-dependent drives. Here we demonstrate a class of…

Superconductivity · Physics 2021-10-05 I. V. Bobkova , A. M. Bobkov , M. A. Silaev

Triplet supercurrents in multilayer ferromagnetic Josephson junctions with misaligned magnetization can penetrate thicker ferromagnetic barriers compared to the singlet component. Although the static properties of these junctions have been…

Superconductivity · Physics 2018-10-31 D. Massarotti , N. Banerjee , R. Caruso , G. Rotoli , M. G. Blamire , F. Tafuri

We study theoretically the effects of interfacial Rashba and Dresselhaus spin-orbit coupling in superconductor/ferromagnet/superconductor (S/F/S) Josephson junctions---with allowing for tunneling barriers between the layers---by solving the…

Superconductivity · Physics 2017-01-30 Andreas Costa , Petra Högl , Jaroslav Fabian

We present theoretical results on the interplay of magnetic and superconducting orders in diffusive ferromagnet-superconductor-ferromagnet trilayers. The induced triplet superconducting correlations throughout the trilayer lead to an…

Superconductivity · Physics 2009-11-11 Tomas Lofwander , Thierry Champel , Johannes Durst , Matthias Eschrig

We study a magnetic proximity effect at superconductor (S) - ferromagnet (F) interface. It is shown that due to an exchange of electrons between the F and S metals ferromagnetic correlations extend into the superconductor, being dependent…

Superconductivity · Physics 2009-11-07 V. N. Krivoruchko , E. A. Koshina

It is shown that in magnetic superconductors with spiral magnetic order the Josephson current has an additional contribution which depends: (i) on the relative orientation (magnetic phase) $\theta =\theta_{L}-\theta_{R}$ of magnetizations…

Strongly Correlated Electrons · Physics 2007-05-23 Miodrag L. Kulic , Igor M. Kulic

The ability of magnetic materials to modify superconducting systems is an active research area for possible applications in thermoelectricity, quantum sensing, and spintronics. We consider the fundamental properties of the Josephson effect…

Superconductivity · Physics 2023-10-18 Jabir Ali Ouassou , Arne Brataas , Jacob Linder

We study the anomalous Josephson effect, as well as the dependence on the direction of the critical Josephson current, in an S/N/S junction, where the normal part is realized by alternating spin-orbit coupled and ferromagnetic layers. We…

Mesoscale and Nanoscale Physics · Physics 2018-10-24 M. Minutillo , D. Giuliano , P. Lucignano , A. Tagliacozzo , G. Campagnano

A superconductor/ferromagnet/superconductor Josephson junction with anomalous phase shift (phi_0-S/F/S JJ) is a system, where the anomalous ground state shift phi_0 provides a direct magnetoelectric coupling between a magnetic moment and a…

Superconductivity · Physics 2024-03-19 G. A. Bobkov , I. V. Bobkova , A. M. Bobkov