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

Table 1

Pore structure parameters of different SiO₂/RGO nanocomposites.

Sample	(m^2⋅g^−1)	(m^2⋅g^−1)	(m^2⋅g^−1)	(cm^3⋅g^−1)	(cm^3⋅g^−1)	(cm^3⋅g^−1)	(%)
SiO2/RGO-1	514	138	376	0.2989	0.1880	0.1109	37.10
SiO2/RGO-2	676	305	371	0.4265	0.1480	0.2780	65.18
SiO2/RGO-3	691	33	658	0.5236	0.0100	0.5136	98.09

, BET specific surface area; , micropore surface area; , mesopore surface area; , total pore volume; , micropore volume; , mesopore volume.