Fig. 2: Fine-structure characterization of Mn0.2RuO2. | Nature Communications

Fig. 2: Fine-structure characterization of Mn0.2RuO2.

From: Operando identification of the oxide path mechanism with different dual-active sites for acidic water oxidation

Fig. 2

a Schematic diagram of the structure for Mn0.2RuO2. b The XRD patterns of Mn0.2RuO2 and p-RuO2. c SEM image of Mn0.2RuO2. d Atomic-scale HAADF-STEM image of Mn0.2RuO2. e EDX linear-scanning elemental distribution of Mn, Ru and O for the Mn0.2RuO2. Inset: line-scanning TEM image. f Atomic-scale HAADF-STEM image and the corresponding EDS elemental mapping images for Mn0.2RuO2. g EELS spectra of Ru M-edge, O K-edge, and Mn L-edge for Mn0.2RuO2. Inset: HADDF-STEM image. h FT k3-weighted Mn and Ru K-edge EXAFS spectra. i WT analysis of EXAFS spectra for Mn0.2RuO2 and p-RuO2.

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