1. Institute of Physics Johannes Gutenberg‐University Mainz 55099 Mainz Germany
2. Department of Physics and Research Center OPTIMAS Technische Universität Kaiserslautern 67663 Kaiserslautern Germany
3. Centro de Investigación en Química Biolóxica e Materiais Moleculares (CIQUS) Departamento de Química‐Física Universidade de Santiago de Compostela 15782 Santiago de Compostela Spain
4. WPI‐Advanced Institute for Materials Research Tohoku University Sendai 980‐8577 Japan
5. ALBA Synchrotron Light Facility Carrer de la Llum 2‐26 Cerdanyola del Vallés 08290 Barcelona Spain
6. Helmholtz‐Zentrum Berlin für Materialien und Energie Albert‐Einstein‐Strasse 15 12489 Berlin Germany
7. Swiss Light Source Paul Scherrer Institut 5232 Villigen PSI Switzerland
8. Department of Applied Physics The University of Tokyo Tokyo 113‐8656 Japan
9. Center for Spintronics Research Network Tohoku University Sendai 980‐8577 Japan
10. Advanced Science Research Center Japan Atomic Energy Agency Tokai 319‐1195 Japan
11. Graduate School of Excellence Materials Science in Mainz 55099 Mainz Germany