Fig. 3: Modulation on Pt coordination configuration and electronic state. | Nature Communications

Fig. 3: Modulation on Pt coordination configuration and electronic state.

From: Pt1 enhanced C-H activation synergistic with Ptn catalysis for glycerol cascade oxidation to glyceric acid

Fig. 3

a–d Representative HRTEM and AC-HAADF-STEM images of 0.9%Ptn/Cu-CuZrOx (a, b) and 0.9%PtCu-CuZrOx (c, d). e–g Pt L3-edge FT-EXAFS spectra (e), normalized XANES spectra (f), and the valence state analysis (g) of 0.9%Pt1+Ptn/Cu-CuZrOx, 0.9%Ptn/Cu-CuZrOx, and 0.9%PtCu-CuZrOx with bulk Pt foil and PtO2 as references.

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