Fig. 3: Operando spectroscopy studies. | Nature Communications

Fig. 3: Operando spectroscopy studies.

From: CO electrolysis to multicarbon products over grain boundary-rich Cu nanoparticles in membrane electrode assembly electrolyzers

Fig. 3

Operando Cu K-edge XANES measurements over Cu-nc (a) and Cu-350 (b) catalysts. c Operando Raman spectra for *CObridge and *COatop over Cu-nc, Cu-350, Cu-450, and Cu-550 catalysts at 0.1 A cm−2. d Ratios of *CObridge/*COatop, LFB/HFB *COatop versus grain boundary (GB) density after electrolysis at 0.1 A cm−2. Source data are provided as a Source Data file.

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