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Related papers: Voltage-driven dynamics of $\varphi_0$-S/F/S Josep…

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Conventional superconductor/insulator/superconductor (SIS) Josephson junctions, devices where two superconductors are separated by a tunnel barrier are technologically important as elements in quantum circuits, particularly with their key…

Superconductivity · Physics 2025-09-19 Venkat Chandrasekhar

We study the current-phase relation of a ballistic SIFIT junction, consisting of a spin-singlet superconductor (S), a weak ferromagnetic metal (F), a spin-triplet superconductor (T), and insulating ferromagnetic interfaces (I). We use the…

Superconductivity · Physics 2018-03-14 Chi-Hoon Choi

Strong dependence of the Josephson energy on the magnetization orientation in Josephson junctions with ferromagnetic interlayers and spin-orbit coupling opens a way to control magnetization by Josephson current or Josephson phase. Here we…

Superconductivity · Physics 2019-08-12 M. Nashaat , I. V. Bobkova , A. M. Bobkov , Yu. M. Shukrinov , I. R. Rahmonov , K. Sengupta

We investigate the Josephson effects in the junction formed by \emph{DIII}-class topological and $s$-wave superconductors, by embedding a quantum dot in the junction. Three dot-superconductor coupling manners are considered, respectively.…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Zhen Gao , Wan-Fei Shan , Wei-Jiang Gong

Josephson junctions and superconducting wires when probed with current pulses exhibit stochastic switching from superconducting to a stable non-zero voltage state. Electrical current dependence of the switching probability (so called…

Mesoscale and Nanoscale Physics · Physics 2019-05-29 Marek Foltyn , Konrad Norowski , Alexander Savin , Maciej Zgirski

We study the key features of the Josephson transport through a curved semiconducting nanowire. Based on numerical simulations and analytical estimates within the framework of the Bogoliubov-de Gennes equations we find the ground-state phase…

Mesoscale and Nanoscale Physics · Physics 2021-05-05 A. A. Kopasov , A. G. Kutlin , A. S. Mel'nikov

We investigate the Josephson transport properties in a Josephson junction consisting of a conventional $s$-wave superconductor coupled to a multi-orbital noncentrosymmetric superconductor marked by an orbitally driven inversion asymmetry…

Superconductivity · Physics 2020-10-21 Yuri Fukaya , Yada Keiji , Yukio Tanaka , Paola Gentile , Mario Cuoco

We study the stationary Josephson current in a junction between a topological and an ordinary (topologically trivial) superconductor. Such an S-TS junction hosts a Majorana zero mode that significantly influences the current-phase relation.…

Mesoscale and Nanoscale Physics · Physics 2016-04-06 P. A. Ioselevich , P. M. Ostrovsky , M. V. Feigelman

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…

We report the results of several nonequilibrium experiments performed on superconducting/normal/superconducting (S/N/S) Josephson junctions containing either one or two extra terminals that connect to normal reservoirs. Currents injected…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 M. S. Crosser , Jian Huang , F. Pierre , Pauli Virtanen , Tero T. Heikkilä , F. K. Wilhelm , Norman O. Birge

We present a study on low-$T_c$ superconductor-insulator-ferromagnet-superconductor (SIFS) Josephson junctions. SIFS junctions have gained considerable interest in recent years because they show a number of interesting properties for future…

Superconductivity · Physics 2007-10-10 M. Weides , H. Kohlstedt , R. Waser , M. Kemmler , J. Pfeiffer , D. Koelle , R. Kleiner , E. Goldobin

We demonstrate experimentally the existence of Josephson junctions having a doubly degenerate ground state with an average Josephson phase \psi=\pm{\phi}. The value of {\phi} can be chosen by design in the interval 0<{\phi}<\pi. The…

Superconductivity · Physics 2012-09-10 H. Sickinger , A. Lipman , M. Weides , R. G. Mints , H. Kohlstedt , D. Koelle , R. Kleiner , E. Goldobin

Josephson junctions made with conventional s-wave superconductors and containing multiple layers of ferromagnetic materials can carry spin-triplet supercurrent in the presence of certain types of magnetic inhomogeneity. In junctions…

Superconductivity · Physics 2016-02-24 William Martinez , W. P. Pratt, , Norman O. Birge

We study heterostructures of singlet superconductors (SC) and strongly spin-polarized ferromagnets (sFM) and show that a relative phase arises between the superconducting proximity amplitudes in the two ferromagnetic spin bands. We find a…

Superconductivity · Physics 2009-08-11 R. Grein , M. Eschrig , G. Metalidis , Gerd Schön

We demonstrate that Josephson devices with nontrivial phase difference $% 0<\varphi_g <\pi $ in the ground state can be realized in structures composed from longitudinally oriented normal metal (N) and ferromagnet (F) films in the weak link…

Superconductivity · Physics 2015-06-11 S. V. Bakurskiy , N. V. Klenov , T. Yu. Karminskaya , M. Yu. Kupriyanov , A. A. Golubov

Embedded in an ohmic environment, the Josephson current peak can transfer part of its weight to finite voltage and the junction becomes resistive. The dissipative environment can even suppress the superconducting effect of the junction via…

Mesoscale and Nanoscale Physics · Physics 2019-04-10 Tom Morel , Christophe Mora

We investigate the Josephson effect in a bilayer graphene flake contacted by two monolayer sheet deposited by superconducting electrodes. It is found that when the electrodes are attached to the different layers of the bilayer, the…

Mesoscale and Nanoscale Physics · Physics 2015-08-12 Babak Zare Rameshti , Malek Zareyan , Ali G. Moghaddam

We calculate the critical current of a superconductor/ferromagnetic/superconductor (S/FM/S) Josephson junction in which the FM layer has a conical magnetic structure composed of an in-plane rotating antiferromagnetic phase and an…

Superconductivity · Physics 2009-07-06 Gábor B. Halász , J. W. A. Robinson , M. G. Blamire , James F. Annett

We study all possible Majorana modes in two-dimensional spin-orbit coupled ferromagnetic superconductor-normal state-superconductor (SNS) Josephson junctions and propose experiments to detect them. With the S region in a non-trivial…

Superconductivity · Physics 2015-05-28 Annica M. Black-Schaffer , Jacob Linder

Driven atomic Josephson junctions allow one to monitor phase-coherent dynamics with unprecedented control and flexibility of the system's physical conditions. While cold-atom manifestations of the Josephson effect have been extensively…

Quantum Gases · Physics 2026-04-28 Kevin T. Geier , Giampiero Marchegiani , Vijay Pal Singh , Juan Polo , Luigi Amico