Fig. 3From: Magnetically Separable Fe3O4/AgBr Hybrid Materials: Highly Efficient Photocatalytic Activity and Good StabilityUV–vis diffuse reflectance spectra (DRS) of Fe3O4/AgBr hybrid materials obtained. (a) Fe3O4. (b) AgBr. (c) Fe3O4/AgBr-0.1. (d) Fe3O4/AgBr-0.5. (e) Fe3O4/AgBr-1Back to article page