Research / 2020 / Article / Fig 1

Research Article

Oxygen-Reconstituted Active Species of Single-Atom Cu Catalysts for Oxygen Reduction Reaction

Figure 1

Morphologies of samples: (a) the SEM image, (b) TEM image, (c) HRTEM image, and (d) HAADF STEM image for SA-Cu/NG. (e–i) EELS mapping of C, N, Cu, and overlying Cu and N for SA-Cu/NG sample.

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