RESEARCH / A0429
Promoting effect of d-band center and in-situ precipitation strategy on sulfur evolution reaction
Read the original paper · 10.1016/j.jechem.2025.01.030 ↗
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. Phase characterization of the prepared CoFe-CoFe2O4. (a, b) SEM and TEM images. (c) HAADF-STEM and corresponding EDS elemental mapping. (d) HRTEM and corresponding lattice spacing of CoFe-CoFe2O4. (e, f) XRD results. (g–j) Co and Fe K-edge XANES spectra and EXAFS spectra of CoFe-CoFe2O4, CoFe2O4, Co foil, and Fe foil. (k, l) Co and Fe K-edge WT-EXAFS of CoFe-CoFe2O4.