Fig. 3: Electronic interaction and coordination environment of Pd@RuIr core-shell nanocubes. | Nature Communications

Fig. 3: Electronic interaction and coordination environment of Pd@RuIr core-shell nanocubes.

From: Exploring a bimetallic catalyst family for hydrogen oxidation with insights into superior activity and durability

Fig. 3

a XANES spectra of Pd@RuIr core-shell nanocubes and their corresponding metallic foils and oxidation states at the Ru K-edge. b XANES spectra of Pd@RuIr core-shell nanocubes and their corresponding metallic foils and oxidation states at the Ir L3-edge. c FT-EXAFS spectra of Pd@RuIr core-shell nanocubes and their corresponding metallic foils and oxidation states at the Ru K-edge. d FT-EXAFS spectra of Pd@RuIr core-shell nanocubes and their corresponding metallic foils and oxidation states at the Ir L3-edge. e FT-EXAFS spectra (lines) and curve fits (points) of Pd@RuIr core-shell nanocubes at the Ru K-edge. f FT-EXAFS spectra (lines) and curve fits (points) of Pd@RuIr core-shell nanocubes at the Ir L3-edge. g–i WT-EXAFS contour maps of Pd@RuIr core-shell nanocubes, Ru foil, RuO2 at Ru K-edge. j–l WT-EXAFS contour maps of Pd@RuIr core-shell nanocubes, Ir foil, IrO2 at Ir L3-edge. Source data for Fig. 3 are provided as a Source Data file.

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