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We study the Josephson effect in spin-singlet superconductor/helical $p$-wave superconductor junctions with a ferromagnetic barrier using the quasiclassical Green function method. It is found that both $\sin{\phi}$-type and…

Superconductivity · Physics 2016-08-01 Qiang Cheng , Biao Jin

We study the Josephson effect in spin-triplet superconductor$-$quantum anomalous Hall insulator$-$spin-triplet superconductor junctions using the nonequilibrium Green function method. The current-phase difference relations show strong…

Superconductivity · Physics 2021-10-27 Qiang Cheng , Qing Yan , Qing-Feng Sun

We study the Josephson effect in a triplet superconductor--ferromagnet--singlet superconductor junction. We show that the interaction of tunneling Cooper pairs with the interface magnetization can permit a Josephson current at the lowest…

Superconductivity · Physics 2013-08-22 P. M. R. Brydon , Wei Chen , Yasuhiro Asano , Dirk Manske

A stationary Josephson effect in point contacts between triplet superconductors is analyzed theoretically for most probable models of the order parameter in UPt_{3} and Sr_{2}RuO_{4}. The consequence of misorientation of crystals in…

Superconductivity · Physics 2011-07-26 R. Mahmoodi , S. N. Shevchenko , Yu. A. Kolesnichenko

Josephson current in SFcFS junctions with arbitrary transparency of the constriction (c) is investigated. The emphasis is done on the analysis of the supercurrent dependencies on the misorientation angle $\theta $ between the in-plane…

Superconductivity · Physics 2009-11-11 A. V. Zaitsev

We present theory of dc Josephson effect in contacts between Fe-based and spin-singlet $s$-wave superconductors. The method is based on the calculation of temperature Green's function in the junction within the tight-binding model. We…

The Josephson effect in superconductor / diffusive ferromagnet / superconductor (SFS) junctions is studied using the recursive Green function method in the regime of large exchange energy in a ferromagnet. Motivated by recent experiment [R.…

Superconductivity · Physics 2015-06-25 Yasuhiro Asano , Yukio tanaka , Alexander Golubov

We study the Josephson effects arising in junctions made of non-centrosymmetric superconductors with spin-triplet pairing having $s$-wave orbital-singlet symmetry. We demonstrate that the orbital dependent character of the spin-triplet…

Superconductivity · Physics 2023-06-21 Yuri Fukaya , Yukio Tanaka , Paola Gentile , Keiji Yada , Mario Cuoco

We theoretically study the Josephson current in Ising superconductor-half-metal-Ising superconductor junctions. By solving the Bogoliubov-de Gennes equations, the Josephson currents contributed by the discrete Andreev levels and the…

Superconductivity · Physics 2020-01-22 Qiang Cheng , Qing-Feng Sun

We study theoretically the Josephson effect between two time-reversal two-band superconductors, where we assume the equal-time spin-singlet $s$-wave pair potential in each conduction band. %as well as the band asymmetry and the band…

Superconductivity · Physics 2020-05-13 Akihiro Sasaki , Satoshi Ikegaya , Tetsuro Habe , Alexander A. Golubov , Yasuhiro Asano

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

We study the Josephson current in two types of lateral junctions with spin-orbit coupling and an exchange field. The first system (type 1 junction) consists of superconductors with heavy metal interlayers linked by a ferromagnetic bridge,…

Superconductivity · Physics 2020-01-01 B. Bujnowski , R. Biele , F. S. Bergeret

We study the Josephson effect in a trijunction formed by two topological superconductor (TS) wires and a conventional $s$-wave superconductor. Using a boundary Green's function formalism, analytical results for the current-phase relation…

Mesoscale and Nanoscale Physics · Physics 2017-07-28 A. Zazunov , R. Egger , M. Alvarado , A. Levy Yeyati

The spin current in the Josephson junction as a weak link (interface) between misorientated triplet superconductors is investigated theoretically for the models of the order parameter in $UPt_{3}$. Green functions of the system are obtained…

Superconductivity · Physics 2009-03-02 G. Rashedi , Yu. A. Kolesnichenko

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

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 study the Josephson effect between chiral p-wave superconductor / diffusive normal metal (DN) / chiral p-wave superconductor (CP/DN/CP) junctions using quasiclassical Green's function formalism with proper boundary conditions. The…

Superconductivity · Physics 2009-11-11 Y. Sawa , T. Yokoyama , Y. Tanaka , A. A. Golubov

We study the Josephson effects in the superconductor/two-dimensional Weyl nodal line semimetal/superconductor junctions using the Green's function method. When the Rashba spin-orbit coupling and an external magnetic field coexist in the…

Superconductivity · Physics 2025-09-05 Wen-Ting Liu , Shu-Chang Zhao , Qiang Cheng , Qing-Feng Sun

Theoretical studies of a planar tunnel junction between two superconductors with antisymmetric spin-orbit coupling are presented. The half-space Green's function for such a superconductor is determined. This is then used to derive…

Superconductivity · Physics 2007-11-15 K. Børkje

On the basis of the Usadel equation we study a multi-terminal Josephson junction. This junction is composed by "magnetic" superconductors S$_{\text{m}}$ which have singlet pairing and are separated from the normal n~wire by spin filters so…

Superconductivity · Physics 2016-04-07 Andreas Moor , Anatoly F. Volkov , Konstantin B. Efetov
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