Figure 4
Fe K-edge XANES spectra of the FePD-EPS(A) and FePd-EPS(B) samples and reference iron compounds with octahedral iron coordination and different iron valence states between Fe2+ and Fe3+ (FeSO4·7H2O, α-FeOOH, Fe2O3 and Fe-EPS sample) (Arčon et al., 2012). |