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We propose a new class of magnetic proximity effects based on the spin dependent hybridization between the electronic states at the Fermi energy in a non-magnetic conductor and the narrow spin split bands of a ferromagnetic insulator.…

Mesoscale and Nanoscale Physics · Physics 2023-12-20 C. Cardoso , A. T. Costa , A. H. MacDonald , J. Fernández-Rossier

The influence of the spin-dependent phase shifts (SDPS) associated to the electronic reflection and transmission amplitudes acquired by electrons upon scattering on the potential barrier on the Andreev reflection probability of electron and…

Superconductivity · Physics 2015-05-13 B. P. Vodopyanov

The proximity effect, quasiparticle transport, and local magnetic moment in ferromagnet--d-wave superconductor junctions with {110}-oriented interface are studied by solving self-consistently the Bogoliubov-de Gennes equations within an…

Superconductivity · Physics 2009-10-31 Jian-Xin Zhu , C. S. Ting

We develop theory of proximity effect in a superconductor - GMR alloy - superconductor trilayers, which takes into account strong spin dependence of electron scattering of compositional disorder in a diluted ferromagnetic alloy. We show…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 O. Kashuba , Ya. M. Blanter , Vladimir I. Fal'ko

This paper presents the boundary conditions needed for drift-diffusion models to treat interfaces with spin-orbit coupling. Using these boundary conditions for heavy metal/ferromagnet bilayers, solutions of the drift-diffusion equations…

Mesoscale and Nanoscale Physics · Physics 2016-09-21 V. P. Amin , M. D. Stiles

Hybrid Ising superconductor-ferromagnetic insulator heterostructures provide a unique opportunity to explore the interplay between proximity-induced magnetism, spin-orbit coupling and superconductivity. Here we use a combination of…

Superconductivity · Physics 2021-08-18 Darshana Wickramaratne , Menashe Haim , Maxim Khodas , I. I. Mazin

Conventional spin-singlet superconductivity that deeply penetrates into ferromagnets is typically killed by the exchange interaction, which destroys the spin-singlet pairs. Under certain circumstances, however, superconductivity survives…

Mesoscale and Nanoscale Physics · Physics 2019-03-27 Taketomo Nakamura , Le Duc Anh , Yoshiaki Hashimoto , Shinobu Ohya , Masaaki Tanaka , Shingo Katsumoto

We theoretically investigate electron spin injection and spin-polarization sensitive current detection at Schottky contacts between a ferromagnetic metal and an n-type or p-type semiconductor. We use spin-dependent continuity equations and…

Condensed Matter · Physics 2009-11-10 J. D. Albrecht , D. L. Smith

The prospect of combining the dissipationless nature of superconducting currents with the spin-polarization of magnetic materials is interesting with respect to exploring superconducting analogues of topics in spintronics. In order to…

Mesoscale and Nanoscale Physics · Physics 2015-06-22 Iryna Kulagina , Jacob Linder

The exchange interaction at interfaces between superconductors (SCs) and ferromagnets (FMs) has been a central topic in condensed matter physics for many decades, starting with the prediction of exotic phases such as the…

Superconductivity · Physics 2025-12-09 Tao Yu , Xi-Han Zhou , Gerrit E. W. Bauer , Irina Bobkova

The spin- and energy-dependent interface reflectivity of a ferromagnetic (FM) film in contact with a nonmagnetic (NM) film is calculated using a first-principles transport method and incorporated into the superdiffusive spin transport model…

Mesoscale and Nanoscale Physics · Physics 2021-08-31 Wen-Tian Lu , Yawen Zhao , Marco Battiato , Yizheng Wu , Zhe Yuan

We present the generalized quasiclassical theory of the long-range superconducting proximity effect in heterostructures with strong ferromagnets, where the exchange splitting is of the order of Fermi energy. In the ferromagnet the…

Superconductivity · Physics 2017-09-13 I. V. Bobkova , A. M. Bobkov , M. A. Silaev

The spatial variations of the pair amplitude, and the local density of states in d-wave or s-wave superconductor-ferromagnet hybrid structures are calculated self consistently using the Bogoliubov-deGennes formalism within the two…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 N. Stefanakis , R. Mélin

The inverse proximity effect, i.e. the induction of a magnetic moment in the superconductor in superconductor-ferromagnet (S/F) junctions is studied theoretically. We present a microscopic approach which combines a model Hamiltonian with…

Superconductivity · Physics 2009-11-11 F. S. Bergeret , A. Levy Yeyati , A. Martin-Rodero

We examine the effect of a spin-active interface on the symmetry of proximity-induced superconducting pairing amplitudes in topological insulators. We develop a model to investigate the leading order contribution to the pairing amplitude…

Superconductivity · Physics 2014-04-22 Christopher Triola , E. Rossi , Alexander V. Balatsky

The electron transport though ferromagnetic metal-superconducting hybrid devices is considered in the non-equilibrium Green's function formalism in the quasiclassical approximation. Attention if focused on the limit in which the exchange…

Superconductivity · Physics 2009-10-31 W. Belzig , Arne Brataas , Yu. V. Nazarov , Gerrit E. W. Bauer

We study the transport properties of a graphene ferromagnet-insulator superconductor (FIS) junction within the Blonder-Tinkham-Klapwijk formalism by solving spin-polarized Dirac-Bogoliubov-de-Gennes equation. We find that the retro and…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Ya-Fen Hsu , Guang-Yu Guo

We review the present status of the experimental and theoretical research on the proximity effect in heterostructures composed of superconducting (S) and ferromagnetic (F) thin films. First, we discuss traditional effects originating from…

Superconductivity · Physics 2007-05-23 K. B. Efetov , I. A. Garifullin , A. F. Volkov , K. Westerholt

We investigate the effect of an inhomogeneous exchange field on the proximity effect in superconductor-ferromagnet hybrid structures within the quasi-classical theory of superconductivity. As an example we study the proximity effect in a…

Superconductivity · Physics 2007-05-23 T. Champel , M. Eschrig

At a superconductor-ferromagnet (S/F) interface, the F layer can introduce a magnetic exchange field within the S layer, which acts to locally spin split the superconducting density of states. The effect of magnetic exchange fields on…

Superconductivity · Physics 2024-10-30 S. Komori , A. Di Bernardo , A. I. Buzdin , M. G. Blamire , J. W. A. Robinson