Figure 9From: Facile method to synthesize magnetic iron oxides/TiO2 hybrid nanoparticles and their photodegradation application of methylene blue UV-vis absorbance spectrum and bandgap energy. UV-vis absorbance spectrum (a) and bandgap energy (b) of FT-1 (curve a), FT-2 (curve b) and FT-3 (curve c) hybrid NPs.Back to article page