Fig. 8. Photocatalytic degradation of RhB for all samples under simulated solar light illumination (a), absorption spectra of RhB over 15 wt% SrTiO3/NiFe2O4 nanocomposites (b), −ln(Ct/C0) vs. time for photodegradation of RhB by different catalysts (c), cycling degradation rate (d) for RhB of 15 wt% SrTiO3/NiFe2O4 nanocomposites under simulated solar light illumination.
