Fig. 4: In situ characterizations of samples.
From: The formation of unsaturated IrOx in SrIrO3 by cobalt-doping for acidic oxygen evolution reaction
a The 18O16O percentage of the samples test by DEMS. b In situ ICP-MS diagram of SI and SI6C1 and (c) its differential transformation diagram, in set: enlarged diagram. d, e In situ Raman and Raman mapping of SI samples and SI6C1 samples.
