RESEARCH / A0546
CO2 electroreduction to acetate by enhanced tandem effects of surface intermediate over Co3O4 supported polyaniline catalyst
Read the original paper · 10.26599/CF.2024.9200013 ↗
Source figures may contain other techniques and soft X-ray spectra. C, N and O measurements are outside our current hard-XAFS testing range.
Fig. 2. Characterization of Co3O4/PANI/C catalyst. a–e, XRD patterns (a), low-resolution TEM image (b), high-resolution TEM image (c), EDX elemental mappings (d), and EPR spectra (e) for Co3O4/PANI/C and Co3O4/C. f, g, XPS Co 2p region (f) and O 1s region (g) of Co3O4/PANI/C and Co3O4/C. h, Normalized Co K-edge XANES spectra. i, Co K-edge FT-EXAFS of Co materials. j, Co K-edge EXAFS (point) and fit (line) for Co3O4/PANI/C, shown in k2 weighted R-space.