1. Structure and transport properties in ceramic fuel cells (SOFC), components, and materials / Artur Braun -- 2. In situ diffraction approaches to characterisation of solid oxide fuel cell electrodes / Stephen J. Skinner -- 3. Structural characterisation of oxide ion conductors / Ivana Radosavljevic Evans -- 4. The local structure of SOFC materials investigated by x-ray absorption spectroscopy / Antonino Martorana, Francesco Giannici, and Alessandro Longo -- 5. Proton dynamics in oxides : an insight into the mechanics of proton conduction from quasielastic neutron scattering / Maths Karlsson -- 6. In situ powder diffraction for the study of hydrogen storage materials : a general introduction / Francesco Dolci and Emilio Napolitano -- 7. Structure of crystallographically challenged hydrogen storage materials from total scattering / Hyunjeong Kim -- 8. Precise structure analysis of inorganic materials for clean energy by maximum-entropy method : neutron and synchrotron x-ray powder diffraction studies / Masatomo Yashimo.