Research / 2020 / Article / Fig 3

Research Article

Oxygen Reduction Reaction Catalyzed by Carbon-Supported Platinum Few-Atom Clusters: Significant Enhancement by Doping of Atomic Cobalt

Figure 3

Spectroscopic characterization of the Pt-NC and PtCo-NC samples. (a) Pt XANES of Pt-NC-1, Pt-NC-3, PtCo-NC-1, PtCo-NC-3, and Pt coil. (b) Co XANES spectra of PtCo-NC-1, PtCo-NC-3, and Co coil. (c) Pt FT-EXAFS spectra of Pt-NC-1, Pt-NC-3, PtCo-NC-1, PtCo-NC-3, and Pt coil. (d) Co FT-EXAFS spectra of PtCo-NC-1, PtCo-NC-3, and Co coil.