Ultrafast element- and depth-resolved magnetization dynamics probed by transverse magneto-optical Kerr effect spectroscopy in the soft x-ray range
M. Hennecke, Daniel Schick, Themistoklis P. H. Sidiropoulos, Felix Willems, Anke Heilmann, Martin Böck, Lutz Ehrentraut, Dieter Engel, Piet Hessing, Bastian Pfau, M. Schmidbauer, Andreas Furchner, Matthias Schnuerer, Clemens von Korff Schmising, Stefan Eisebitt
Abstract
The authors study element- and depth-resolved ultrafast magnetization dynamics in a GdFe heterostructure by linking laser-induced changes in broadband transverse magneto-optical Kerr effect spectra to the formation of transient magnetization profiles.
Topics & Concepts
Magnetization dynamicsKerr effectSpintronicsFerrimagnetismCondensed matter physicsMagneto-optic Kerr effectFemtosecondMagnetizationPolarization (electrochemistry)SpectroscopyUltrashort pulseMaterials scienceLaserOpticsPhysicsMagnetic fieldFerromagnetismChemistryNonlinear systemPhysical chemistryQuantum mechanicsMagnetic properties of thin filmsMagneto-Optical Properties and ApplicationsPhase-change materials and chalcogenides