1. Centre for Advanced Structural Ceramics Department of Materials Imperial College London London SW7 2AZ UK
2. CIDETEC Basque Research and Technology Alliance (BRTA) Paseo Miramón, 196 Donostia‐San Sebastián 20014 Spain
3. Henry Moseley X‐ray Imaging Facility Photon science Institute The University of Manchester Manchester M13 9PL UK