Fig. 5

Nitrogen adsorption/desorption isotherms and pore size of TNTs (a, c) and T/G (b, d) before and after adsorption by Cs+ and Sr2+, respectively.

Nitrogen adsorption/desorption isotherms and pore size of TNTs (a, c) and T/G (b, d) before and after adsorption by Cs+ and Sr2+, respectively.