1. Inorganic Chemistry Research Programme, Department of Chemistry − Ångström Laboratory, Uppsala University, Box 538, SE-75121 Uppsala, Sweden
2. Division of Molecular and Condensed Matter Physics, Department of Physics and Astronomy, Uppsala University, Box 516, SE-75120 Uppsala, Sweden
3. MAX IV Laboratory, Lund University, PO Box 118, SE-22100 Lund, Sweden