Broadband Terahertz Probes of Anisotropic Magnetoresistance Disentangle Extrinsic and Intrinsic Contributions
Lukáš Nádvorník, Martin Borchert, Liane Brandt, Richard Schlitz, Koen A. de Mare, Karel Výborný, Ingrid Mertig, Gerhard Jakob, Matthias Kläui, Sebastian T. B. Goennenwein, Martin Wolf, Georg Woltersdorf, Tobias Kampfrath
Abstract
In magnetic metals, electrical resistance depends on the direction of magnetization relative to the current. New experiments show that this effect does not depend solely on electron collisions, as is typically assumed.
Topics & Concepts
Condensed matter physicsMagnetoresistanceTerahertz radiationMagnetizationBroadbandAnisotropyPhysicsMaterials scienceElectronMagnetic anisotropyMagnetic fieldOptoelectronicsElectrical resistance and conductanceElectrical resistivity and conductivityWeak localizationFerromagnetismGiant magnetoresistanceMagnetic domainInterference (communication)Frequency dependenceMagnetic properties of thin filmsTerahertz technology and applicationsHeusler alloys: electronic and magnetic properties