Fabrication of γ-Fe₂O₃ Nanoparticles by Solid-State Thermolysis of a Metal-Organic Framework, MIL-100(Fe), for Heavy Metal Ions Removal

Figure 2

XPS spectra of the prepared porous γ-Fe₂O₃: (a) survey spectrum and (b) high-resolution image of Fe spectrum.

(a)

(b)