RESEARCH / A0533
Novel Framework-Confined Cu@13X Catalyst with Excellent Resistance to Toxic SO2 as an Eco-Friendly Substitute for Hazardous V-Based NH3-SCR Catalyst
Read the original paper · 10.1016/j.jhazmat.2024.136112 ↗
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. (a) XRD patterns, (b) FT-IR spectra and (c) Raman spectra of Cu@ 13X, Cu/13X catalysts. (d) UV–vis DRS spectra of Cu@ 13X and Cu/13X. (e) XANES spectra of Cu K-edge of CuO, Cu2O, Cu foil, Cu@ 13X and Cu/13X. (f) Original and fitted k3-weighted FT spectra derived from EXAFS of Cu K-edge of Cu@ 13X and Cu/13X. WT analysis of EXAFS spectra of (g) Cu@ 13X and (h) Cu/13X catalysts. (i) Speculation on the possible location of Cu species in Cu@ 13X catalyst. (j) TEM images of Cu@ 13X, Cu/13X and catalysts after sulfation.