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Related papers: Temperature-dependent proximity magnetism in Pt

200 papers

We study the critical temperature T_c of FSF trilayers (F is a ferromagnet, S is a singlet superconductor), where the triplet superconducting component is generated at noncollinear magnetizations of the F layers. An exact numerical method…

Superconductivity · Physics 2007-05-23 Ya. V. Fominov , A. A. Golubov , M. Yu. Kupriyanov

The Gilbert damping of ferromagnetic materials is arguably the most important but least understood phenomenological parameter that dictates real-time magnetization dynamics. Understanding the physical origin of the Gilbert damping is highly…

Materials Science · Physics 2016-03-29 Yuelei Zhao , Qi Song , See-Hun Yang , Tang Su , Wei Yuan , Stuart S. P. Parkin , Jing Shi , Wei Han

We present an experimental study of the transport properties of a ferromagnetic metallic wire (Co) in metallic contact with a superconductor (Al). As the temperature is decreased below the Al superconducting transition, the Co resistance…

Condensed Matter · Physics 2009-10-31 M. Giroud , H. Courtois , K. Hasselbach , D. Mailly , B. Pannetier

We study magnetic state and electron transport properties of composite multiferroic system consisting of a granular ferromagnetic thin film placed above the ferroelectric substrate. Ferroelectricity and magnetism in this case are coupled by…

Disordered Systems and Neural Networks · Physics 2015-06-19 O. G. Udalov , N. M. Chtchelkatchev , I. S. Beloborodov

Unique to certain unconventional superconductors is the coexistence of magnetism and superconductivity. We have previously found ferromagnetism and superconductivity in hydrogenated graphitic materials. Herein we present similar as well as…

Superconductivity · Physics 2022-06-20 Nadina Gheorghiu , Charles R. Ebbing , Timothy J. Haugan

We investigate the effect of hydrostatic pressure on temperature dependence of magnetization and also the influence of magnetic field on linear thermal expansion in polycrystalline Pr0.6Sr0.4MnO3, which is ferromagnetic at room temperature…

Materials Science · Physics 2018-08-15 Amit Chanda , R. Mahendiran

The apparently inimical relationship between magnetism and superconductivity has come under increasing scrutiny in a wide range of material classes, where the free energy landscape conspires to bring them in close proximity to each other.…

Strongly Correlated Electrons · Physics 2015-05-20 Sunil Nair , O. Stockert , U. Witte , M. Nicklas , R. Schedler , K. Kiefer , J. D. Thompson , A. D. Bianchi , Z. Fisk , S. Wirth , F. Steglich

We study pairing correlations in ultrasmall superconductor in the nanoscopic limit by means of a toy model where electrons are confined in a single, multiply degenerate energy level. We solve the model exactly to investigate the temperature…

Superconductivity · Physics 2009-11-07 O. Bozat , Z. Gedik

A general quasi-phenomenological theory that describes phases and phase transitions of ferromagnetic superconductors with spin-triplet electron Cooper pairing is presented. The theory is based on extended Ginzburg-Landau expansion in powers…

Superconductivity · Physics 2014-05-26 Dimo I. Uzunov

We study the electric and thermoelectric transport properties of correlated quantum dots coupled to two ferromagnetic leads and one superconducting electrode. Transport through such hybrid devices depends on the interplay of…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Krzysztof P. Wojcik , Ireneusz Weymann

The theory of triplet superconductivity in ferromagnetic metals based on electron-electron interaction by spin fluctuation exchange is developed. The equations for the upper critical field temperature dependence are derived. In contrast to…

Superconductivity · Physics 2020-06-24 V. P. Mineev

The spin susceptibility in the uranium ferromagnet superconductors is calculated. There is shown that the absence of superconductivity paramagnetic limitation for the field directions perpendicular to the direction of the spontaneous…

Superconductivity · Physics 2015-05-18 V. P. Mineev

We study the influence of the thickness Df of the plain ferromagnetic (F) film on the electrical resistance of the flux-coupled hybrids, consisting of superconducting (S) Al film and multilayer [Co/Pt] F film with out-of-plain…

Superconductivity · Physics 2010-08-10 A. Yu. Aladyshkin , A. P. Volodin , V. V. Moshchalkov

We derive the phase structure and thermodynamics of ferromagnets consisting of elementary magnets carrying the adjoint representation of $SU(N)$ and coupled through two-body quadratic interactions. Such systems have a continuous $SU(N)$…

Statistical Mechanics · Physics 2026-02-20 Joaquín López-Suárez , Alexios P. Polychronakos , Konstantinos Sfetsos

The resistivity around the ferromagnetic transition temperature in the double exchange model is studied by the Schwinger boson approach. The spatial spin correlation responsible for scattering of conduction electrons are taken into account…

Strongly Correlated Electrons · Physics 2007-05-23 Satoshi Ishizaka , Sumio Ishihara

Based on numerical simulations, we demonstrate thermally induced magnetic switching in synthetic ferrimagnets composed of multilayers of rare-earth and transition metals. Our findings show that deterministic magnetization reversal occurs…

Mesoscale and Nanoscale Physics · Physics 2017-07-05 Stefan Gerlach , Laszlo Oroszlany , Denise Hinzke , Steffen Sievering , Sönke Wienholdt , Laszlo Szunyogh , Ulrich Nowak

In this letter we report a direct observation of a magnetic proximity effect in an amorphous thin film exchange-spring magnet by the use of neutron reflectometry. The exchange-spring magnet is a trilayer consisting of two ferromagnetic…

Materials Science · Physics 2020-10-14 A. J. Qviller , F. Magnus , B. J. Kirby , B. Hjörvarsson , C. Frommen , B. C. Hauback

Kerr rotation and Superconducting QUantum Interference Device (SQUID) magnetometry measurements were performed on ultrathin (Ga$_{0.95}$Mn$_{0.05}$)As layers. The thinner layers (below 250 \AA) exhibit magnetic properties different than…

We use the Hubbard type model to describe the coexistence between superconductivity (SC) and ferromagnetism (F). Our Hamiltonian contains single-site and two-site interactions. All inter-site interactions will have included the inter-site…

Superconductivity · Physics 2009-01-15 Grzegorz Górski , Krzysztof Kucab , Jerzy Mizia

We have calculated the temperature dependence of the conductance variation ($\delta S(T)$) of mesoscopic superconductor normal metal(S/N) structures, in the diffusive regime, analysing both weak and strong proximity effects. We show that in…

Superconductivity · Physics 2009-10-31 R. Seviour , C. J. Lambert , A. F. Volkov