Fig. 1

(A) SEM images of sepiolite, nanoscale zero-valent iron (nZVI), and sepiolite-supported nanoscale zero-valent iron (S-nZVI); (B) XRD spectra of materials.
(A) SEM images of sepiolite, nanoscale zero-valent iron (nZVI), and sepiolite-supported nanoscale zero-valent iron (S-nZVI); (B) XRD spectra of materials.