Fig. 3From: Biomineralization-Inspired Synthesis of Cerium-Doped Carbonaceous Nanoparticles for Highly Hydroxyl Radical Scavenging ActivityA FTIR spectra of BSA and Ce-doped CNPs. B XRD pattern of the Ce-doped CNPs. C UV–Vis absorption spectra of Ce-doped CNPs. D UV–Vis absorption spectra of Methyl violet (MV) after various treatment. a MV, b MV treated with H2O2 and Ce-doped CNPs, c MV treated with FeSO4 and H2O2, and d MV treated with FeSO4, H2O2, and Ce-doped CNP solutions at an incubation time of 5 minBack to article page