English
Related papers

Related papers: Proximity Effects in Conical-Ferromagnet/Supercond…

200 papers

Superconducting proximity effect in normal metal (N) / $d_{x^2-y^2}$-wave superconductor (D) junctions in the presence of attractive interelectron potentials which can induce subdominant s-wave pair potentials both in N and D sides, is…

Superconductivity · Physics 2007-05-23 Y. Tanuma , Y. Tanaka , S. Kashiwaya

The results of calculations of the spatially-resolved density of states (DoS) in an S(F/N) bilayer are presented (S is a superconductor, F is a metallic ferromagnet, N is a normal metal) within quasiclassical theory in the dirty limit.…

Superconductivity · Physics 2009-11-11 A. A. Golubov , M. Yu. Kupriyanov , M. Siegel

We report on the study of electron transport in the oxide heterostructures with superconductor/magnetic matter (S/M) interfaces where anomaly large penetration of superconducting correlations in magnetic matter (proximity effect) is…

The design of spin-transport based devices such as magnon transistors or spin valves will require multilayer systems composed of different magnetic materials with different physical properties. Such layered structures can show various…

Materials Science · Physics 2022-03-23 Verena Brehm , Martin Evers , Ulrike Ritzmann , Ulrich Nowak

We study theoretically the behavior of thermal massless Dirac fermions inside graphene-based Ferromagnetic/Insulator/d-wave (s-wave) superconductor (F/I/d and F/I/S) junctions in the ballistic regime. Using the Dirac-BdG wave functions…

Superconductivity · Physics 2011-11-02 Morteza Salehi , Mohammad Alidoust , Gholamreza Rashedi

We introduce superconducting proximity effects in Weyl semi-metals (WSM) with broken time reversal symmetry by tunnel coupling one of its surfaces to an s-wave superconductor using the Green's function approach. We find that the band…

Mesoscale and Nanoscale Physics · Physics 2016-02-09 Udit Khanna , Arijit Kundu , Saurabh Pradhan , Sumathi Rao

We investigate superconducting phase transition in superconductor(S)/ferromagnet(F) bilayer with Rasba spin-orbit interaction at S/F interface. This spin-orbit coupling produces spontaneous supercurrents flowing inside the atomic-thickness…

Superconductivity · Physics 2021-02-12 Zh. Devizorova , A. V. Putilov , I. Chaykin , S. Mironov , A. I. Buzdin

We have found experimentally that the critical current of a square superconducting transition-edge sensor (TES) depends exponentially upon the side length L and the square root of the temperature T. As a consequence, the effective…

Superconductivity · Physics 2014-11-20 John E. Sadleir , Stephen J. Smith , Simon R. Bandler , James A. Chervenak , John R. Clem

We present theoretical model for the proximity effect in F-SFF-F structures (F is ferromagnet, S is superconductor) with non-collinear magnetizations vectors in the F-layers and with arbitrary magnitudes of exchange fields. Electrical…

Superconductivity · Physics 2014-01-16 T. Yu. Karminskaya , M. Yu. Kupriyanov , S. L. Prischepa , A. A. Golubov

We investigate clean mutilayered structures of the SFS and SFSFS type, (where the S layer is intrinsically superconducting and the F layer is ferromagnetic) through numerical solution of the self-consistent Bogoliubov-de Gennes equations…

Superconductivity · Physics 2009-11-10 Klaus Halterman , Oriol T. Valls

The magnetic correlations at the superconductor/ferromagnet (S/F) interfaces play a crucial role in realizing dissipation-less spin-based logic and memory technologies, such as triplet-supercurrent spin-valves and "{\pi}" Josephson…

We develop a quasi-classical theory for the superconducting proximity effect in a ballistic ferromagnetic layer in contact with a d-wave superconductor. In agreement with recent experiments we find that the density of states oscillate…

Superconductivity · Physics 2009-11-10 Zahra Faraii , Malek Zareyan

We report an experimental study of proximity effect-induced superconductivity in crystalline Cu and Co nanowires and a nanogranular Co nanowire structure in contact with a superconducting W floating electrode which we call inducer. The…

Superconductivity · Physics 2013-10-25 M. Kompaniiets , O. V. Dobrovolskiy , C. Neetzel , E. Begun , F. Porrati , W. Ensinger , M. Huth

Motivated by recent advances in the fabrication of twisted bilayers of 2D materials, we consider the low-energy properties of a twisted pair of two-dimensional nodal superconductors. We study both the cases of singlet and triplet…

Superconductivity · Physics 2023-07-18 Pavel A. Volkov , Justin H. Wilson , Kevin Lucht , J. H. Pixley

A scenario for the unusual paramagnetic reentrance behavior at ultra-low temperatures in Nb-Ag, Nb-Au, and Nb-Cu cylinders is presented. For the diamagnetic response down to temperatures of the order 15 mK, the standard theory…

Superconductivity · Physics 2009-10-31 Kazumi Maki , Stephan Haas

In the present work we study experimentally the influence that the domain structure of a fer- romagnet (FM) has on the properties of a superconductor (SC) in bilayers and multilayers of La0.60Ca0.40MnO3/Nb and FePt/Nb proximity hybrids.…

Superconductivity · Physics 2007-05-23 D. Stamopoulos , M. Pissas

Tunneling measurements of the temperature dependence of the electronic density of states (DOS) of ultrathin bilayers of Pb and Ag reveal that their superconducting energy gap, $\Delta (T)$, evolves similarly to BCS predictions despite the…

Superconductivity · Physics 2009-11-11 Zhenyi Long , M. D. Stewart , James M. Valles

We have made an experimental study of the tunneling density of states (DOS) in strong ferromagnetic thin films (CoFe) in proximity with a thick superconducting film (Nb) as a function of $d_F$, the ferromagnetic thickness. Remarkably, we…

Superconductivity · Physics 2013-05-29 Serge Reymond , Paul SanGiorgio , M. R. Beasley , Jinho Kim , Tesu Kim , Kookrin Char

We study the influence of the inverse proximity effect on the superconductivity nucleation in hybrid structures consisting of the semiconducting nanowires placed in contact with a thin superconducting film and discuss the resulting…

Superconductivity · Physics 2018-04-17 Alexander A. Kopasov , Ivan M. Khaymovich , Alexander S. Mel'nikov

We analyze a superconductor-ferromagnet (S/F) system with a spiral magnetic structure in the ferromagnet F for a weak and strong exchange field. The long-range triplet component (LRTC) penetrating into the ferromagnet over a long distance…

Superconductivity · Physics 2009-11-11 A. F. Volkov , A. Anishchanka , K. B Efetov
‹ Prev 1 8 9 10 Next ›