Fig. 2: The aberration-corrected HAADF-STEM images and elemental mappings.
From: Catalytically efficient Ni-NiOx-Y2O3 interface for medium temperature water-gas shift reaction
a−d Ni9Y1Ox-fresh; f−i Ni9Y1Ox-used; electron energy-loss spectroscopy (EELS) elemental mapping results of (e) Ni9Y1Ox-fresh or (j) Ni9Y1Ox-used.
