RESEARCH / A0205
Upcycling Waste Etchant into a Doped-Cu2O Electrocatalyst for Efficient Acetoxime Synthesis from Nitrate and Acetone
Read the original paper · 10.1021/acs.est.5c16305 ↗
Source figures may contain other techniques and soft X-ray spectra. C, N and O measurements are outside our current hard-XAFS testing range.
Figure 2. (a) The Cu2O-nanoparticle synthesized from waste etchant. (b) XRD pattern. (c) Mn 2p and Pb 4f XPS spectra. (d) Energy-dispersive spectroscopy (EDS) mapping image. (e) O 1s XPS spectra. (f) EPR spectra. (g) Cu K-edge in XAFS spectrum. (h) R space of the Cu foil, Ref. CuO, Ref. Cu2O, and Recycl. Cu2O sample. (i,j) Wavelet transform plots of the k2-weighted XAFS signals for Ref. Cu2O (i) and Recycl. Cu2O (j).