1. Department of Materials Science and MetallurgyUniversity of Cambridge 27 Charles Babbage Road Cambridge CB3 0FS UK
2. Faculty of Engineering and Physical SciencesUniversity of Southampton Southampton SO17 1BJ UK
3. Department of PhysicsUniversity of Durham Durham DH1 3LE UK
4. Department of PhysicsUniversity of Warwick Coventry CV4 7AL UK
5. School of Physics and AstronomyUniversity of Exeter Exeter EX4 4QL UK
6. Synchrotron SOLEIL Saint Aubin, BP 48 91192 Gif‐sur‐Yvette France
7. European XFEL GmbH Holzkoppel 4 22869 Schenefeld Germany