1. Institute of Physics of the Czech Academy of Sciences, Prague, 16200, Czech Republic
2. Department of Physics, University of Zurich, Winterthurerstrasse 190, CH-8057 Zurich, Switzerland
3. Institute of Physics, École Polytechnique Fédérale de Lausanne (EPFL), Station 3, CH-1015 Lausanne, Switzerland
4. Laboratory for X-ray Nanoscience and Technologies, Paul-Scherrer-Institut (PSI), CH-5232 Villigen, PSI, Switzerland
5. Aix Marseille Université, CINaM UMR 7325 CNRS, Campus de Luminy, 13288 Marseille cedex 09, France
6. Regional Centre of Advanced Technologies and Materials, Czech Advanced Technology and Research Institute (CATRIN), Palacký University Olomouc, 78371 Olomouc, Czech Republic