After 120 min, up to 86.7% of MB was degraded in the presence of α-Fe2O3/CdS nanocomposites, showing a superior
photocatalytic performance than the α-Fe2O3 nanorods and CdS nanoparticles by which only 30.6 and 63.9% of MB were degraded after the same period of time (Figure 5b)