RESEARCH / A0100
Directing copper-free molecular relay for photoreduction of CO2 to ethanol
Read the original paper · 10.1016/j.apcatb.2026.126996 ↗
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. Atomic structure and coordination state analysis of Ni-Fe catalyst. (a) Ni K-edge XANES spectra of Ni-Fe with reference samples of Ni foil, NiO, and Ni2O3. (b) The mean chemical valence of Nin+ species in Ni-Fe. (c) Ni K-edge XANES spectra of Ni foil, NiO, Ni2O3, and Ni-Fe and its corresponding fitting curve of Ni-Fe. (d) Ni K-edge WT-EXAFS plots of Ni-Fe, Ni foil, Ni2O3, and NiO. (e) Fe K-edge XANES spectra of Ni-Fe and the reference samples of Fe foil, Fe3O4, and Fe2O3. (f) The mean chemical valence of Fen+ species in Ni-Fe. (g) Fe K-edge XANES spectra of Fe foil, Fe3O4, Fe2O3 and Ni-Fe and its corresponding fitting curve of Ni-Fe. (h) Fe K-edge WT-EXAFS plots of Ni-Fe, Fe foil, Fe2O3, and Fe3O4.