Characterisation Data of OER Double Perovskites S Pramana 10.17634/154300-55 https://data.ncl.ac.uk/articles/dataset/Characterisation_Data_of_OER_Double_Perovskites/10281269 X-ray diffraction, X-ray photoelectron spectroscopy and low energy ion scattering data that are used in the paper. 2017-01-01 00:00:00 Oxygen evolution reaction Surface science Diffraction