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Related papers: Magnetic Catalysis in Antiferromagnetic Films

200 papers

With purpose to investigate influence of magnetically non-active metal layers on the Faraday effect in multilayer Ferromagnetic/Normal metal films, dependences of the Faraday rotation angles of the light polarization plane on magnetic field…

We study the interface physics of bipartite magnetic materials deposited on a topological insulator. This comprises antiferromagnets as well as ferrimagnets and ferromagnets with multiple magnetic moments per unit cell. If an energy gap is…

Mesoscale and Nanoscale Physics · Physics 2017-04-24 Stefan Rex , Flavio Nogueira , Asle Sudbø

Increasing the magnetic data recording density requires reducing the size of the individual memory elements of a recording layer as well as employing magnetic materials with temperature-dependent functionalities. Therefore, it is predicted…

Mesoscale and Nanoscale Physics · Physics 2016-06-22 A. A. Ünal , S. Valencia , D. Marchenko , K. J. Merazzo , F. Radu , M. Vázquez , J. Sánchez-Barriga

The nonequilibrium responses of Ising metamagnet (layered antiferromagnet) to the propagating magnetic wave are studied by Monte Carlo simulation. Here, the spatio-temporal variations of magnetic field keeps the system away from…

Statistical Mechanics · Physics 2015-03-11 Muktish Acharyya

The thermal order by disorder effect in magnetic field is studied for a classical Heisenberg antiferromagnet on the kagome lattice. Using analytical arguments we predict a unique H-T phase diagram for this strongly frustrated magnet: states…

Strongly Correlated Electrons · Physics 2007-05-23 M. E. Zhitomirsky

We study thin films that host coexisting collinear $d$-wave altermagnetic and superconducting orders in the presence of an external magnetic field that fully penetrates the films. We use the Ginzburg-Landau functional to analyze the…

Superconductivity · Physics 2026-03-09 A. A. Mazanik , Rodrigo de las Heras , F. S. Bergeret

We give an overview of the magnetic catalysis phenomenon. In the framework of quantum field theory, magnetic catalysis is broadly defined as an enhancement of dynamical symmetry breaking by an external magnetic field. We start from a brief…

High Energy Physics - Phenomenology · Physics 2013-07-18 Igor A. Shovkovy

We consider magnetic catalysis in a field-theoretic system of (3+1)-dimensional Dirac fermions with anisotropic kinetic term. By placing the system in a strong external magnetic field, we examine magnetically-induced fermion mass…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. Alexandre , K. Farakos , G. Koutsoumbas , N. E. Mavromatos

Antiferromagnets (AFMs) exhibit intrinsic magnetization when the order parameter spatially varies. This intrinsic spin is present even at equilibrium and can be interpreted as a twisting of the homogeneous AFM into a state with a finite…

Mesoscale and Nanoscale Physics · Physics 2016-03-18 Erlend G. Tveten , Tristan Müller , Jacob Linder , Arne Brataas

The compound, LaMn2Ge2, crystallizing in ThCr2Si2-type tetragonal crystal structure, has been known to undergo ferromagnetic order below (T_C=) 326 K. In this article, we report the magnetic behavior of nanocrystalline form of this…

Strongly Correlated Electrons · Physics 2008-06-13 S. Narayana Jammalamadaka , Sitikantha D Das , B. A. Chalke , E. V. Sampathkumaran

In this work we analyze the magnetization properties of an antiferromagnetic Kagom\'e stripe lattice, motivated by the recent synthesis of materials exhibiting this structure. By employing a variety of techniques that include numerical…

Strongly Correlated Electrons · Physics 2020-09-10 S. Acevedo , C. A. Lamas , M. Arlego , P. Pujol

Ferromagnetic resonance has been used to study the magnetic properties and magnetization dynamics of polycrystalline Fe$_{1-x}$V$_{x}$ alloy films with $0\leq x < 0.7$. Films were produced by co-sputtering from separate Fe and V targets,…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 J-M. L. Beaujour , A. D. Kent , J. Z. Sun

To reach a long term viable green hydrogen economy, rational design of active oxygen evolution reaction (OER) catalysts is critical. An important hurdle in this reaction originates from the fact that the reactants are singlet molecules,…

The current theoretical and experimental situation is reviewed for low-dimensional (layered and chain-like) insulating systems. Such systems possess a low magnetic transition temperature $T_M$ and pronounced short-range magnetic order above…

Strongly Correlated Electrons · Physics 2021-02-17 A. A. Katanin , V. Yu. Irkhin

Magnetization reversal mechanisms and depth-dependent magnetic profile have been investigated in Co/Pd thin films magnetron-sputtered under continuously varying pressure with opposite deposition orders. For samples grown under increasing…

Materials Science · Physics 2014-04-15 Peter K. Greene , B. J. Kirby , J. W. Lau , J. A. Borchers , M. R. Fitzsimmons , Kai Liu

Development of modern spintronic devices requires materials exhibiting specific magnetic effects. In this paper, we investigate a magnetization reversal mechanism in a [Co/Pdx]7/CoO/[Co/Pdy]7 thin-film composite where an antiferromagnet is…

Materials Science · Physics 2021-02-01 Marcin Perzanowski , Arkadiusz Zarzycki , Jakub Gregor-Pawlowski , Marta Marszalek

The influence of scalar field interactions in the magnetic catalysis phenomenom is studied in a gauge theory with scalar and fermion fields. It is shown that the external magnetic field catalyzes the appearance of a fermion-antifermion…

High Energy Physics - Phenomenology · Physics 2009-10-31 E. J. Ferrer , V. de la Incera

The microscopic origin of metamagnetism and metamagnetic transitions in strongly anisotropic antiferromagnets is investigated within a quantum mechanical theory of correlated electrons. To this end the Hubbard model with staggered…

Strongly Correlated Electrons · Physics 2009-10-30 K. Held , M. Ulmke , N. Bl"umer , D. Vollhardt

We consider Dirac fermions moving in a plane with a static homogeneous magnetic field orthogonal to the plane. We calculate the effective action at finite temperature and density. The magnetization is derived and it is shown that the…

Condensed Matter · Physics 2011-07-19 Jens O. Andersen , Tor Haugset

Using a combination of magnetometry and magnetotransport techniques, we studied temperature and magnetic field behavior of magnetization in Py/Gd heterostructures. It was shown quantitatively that proximity with Py enhances magnetic order…

Mesoscale and Nanoscale Physics · Physics 2017-08-02 Pavel N. Lapa , Junjia Ding , John E. Pearson , Valentine Novosad , J. S. Jiang , Axel Hoffmann
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