Research Article

One-Step Synthesis of Hierarchical Micro-Mesoporous SiO2/Reduced Graphene Oxide Nanocomposites for Adsorption of Aqueous Cr(VI)

Figure 6

Adsorption efficiency curves of RGO, SiO2 nanoparticles and SiO2/RGO nanocomposites (a) and adsorption efficiency curves of SiO2/RGO (new) and SiO2/RGO (aged) (b).
(a)
(b)