1. Materials Science and Applied Mathematics, Malmö University, 20506 Malmö, Sweden
2. Division of Mechanics, Lund University, 22100 Lund, Sweden
3. Department of Physics, Stockholm University, AlbaNova University Center, 10691 Stockholm, Sweden
4. Division of Synchrotron Radiation Research, Lund University, 22100 Lund, Sweden
5. DESY Photon Science, Notkestr. 85, 22607 Hamburg, Germany
6. Department of Physics and Competence Centre for Catalysis, Chalmers University of Technology, 41296 Göteborg, Sweden