1. Department of PhysicsBudapest University of Technology and Economics and MTA‐BME Lendület Spintronics Research Group (PROSPIN)P.O. Box 91H‐1521 BudapestHungary
2. Department of Chemistry and Pharmacy Friedrich‐Alexander‐Universität Erlangen‐Nürnberg (FAU)D‐91054ErlangenGermany
3. Joint Institute of Advanced Materials and Processes (ZMP)D‐90762FürthGermany
4. GFMC, Unidad Asociada ICMM‐CSIC “Laboratorio de Heteroestructuras con Aplicacion en Espintronica”Departamento de Fisica de Materiales Universidad Complutense de Madrid28040MadridSpain
5. Institute for Solid State Physics and OpticsWigner Research Centre for PhysicsHungarian Academy of SciencesP.O. Box 49H‐1525 BudapestHungary