1. Department of Physics, Cavendish Laboratory, University of Cambridge, JJ Thomson Ave, Cambridge CB3 0HE, United Kingdom
2. Max Planck Institute for Chemical Physics of Solids, 01187 Dresden, Germany
3. SUPA, School of Physics and Astronomy, University of Glasgow, Glasgow G12 8QQ, United Kingdom
4. Depto. Física, Universidad de Oviedo, 33007 Oviedo, Spain
5. ALBA Synchrotron Light Facility, 08290 Cerdanyola del Vallès, Spain
6. SOLEIL Synchrotron, L’ormes des Merisiers, Saint Aubin BP-48, 91192 Gif-Sur-Yvette Cedex, France
7. Faculty of Physics, University of Vienna, 1010 Vienna, Austria
8. Research Platform MMM Mathematics-Magnetism-Materials, University of Vienna, 1010 Vienna, Austria
9. Insituto de Nanociencia y Materiales de Aragón (INMA). CSIC-Universidad de Zaragoza, 50009 Zaragoza, Spain