RESEARCH / A0572
Uncovering the role of unsaturated coordination defects in manganese oxides for concentrated solar-heating photothermal OVOCs oxidation: Experimental and DFT explorations
Read the original paper · 10.1016/j.apcatb.2023.123435 ↗
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. 4. (a) Mn 2p, (b) Mn 3s and (c) O 1s XPS spectra of Mn3O4-3 and Mn3O4-P-x catalysts. (d) Normalized XANES signals, (e) Fourier transform EXAFS spectra of Mn3O4-3, Mn3O4-P-2, Mn3O4-P-1 and references, as well as (f) R space fitting curves at the Mn K-edge of Mn3O4-3. Wavelet-transformed (WT)-EXAFS spectra of k3- weighted Mn K-edge for (g) MnO, (h) Mn2O3, (i) Mn3O4 and (j) Mn3O4-3.