RESEARCH / A0397
Scalable and cost-effective nanoscale zero-valent iron preparation by combining ball-milling and H2-reduction of micron Fe2O3: modulating crystal plane and reactivity
Read the original paper · 10.1016/j.cej.2025.163190 ↗
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. TEM images, elemental distributions, and EDS line profiles of BM−REZVI (a, c, e) and C-nZVI (b, d, f). HR-TEM images of BM−REZVI (g) and C-nZVI (h). (i) XPS profiles of Fe distribution for BM−REZVI and C-nZVI. (j) XRD patterns of the dominant Fe2O3 peak before and after ball-milling (left), radial structure function of Fe K- edge EXAFS spectra (spherical markers), their shell fits (full lines), and Fe-O bond length fitted (right). (k) Radial structure function of Fe K-edge EXAFS spectra (spherical markers), their shell fits (full lines), and Fe-Fe bond length fitted.