1. Diamond Light Source Ltd., Harwell Science and Innovation Campus, Didcot, Oxfordshire OX11 0DE, UK
2. Elettra—Sinctrotrone Trieste S.C.p.A. S.S 14, km 163.5 in Area Science Park, 34149 Trieste-Basovizza, Italy
3. Department of Energy, Politecnico di Milano, Via Lambruschini 4, 20156 Milano, Italy