Surface Modification Effects on CNTs Adsorption of Methylene Blue and Phenol

Figure 2

N₂ adsorption isotherms of (a) CNT-A and (b) CNT-E at 77 K: □ CNT-A-AM; ▲ CNT-A-HM; × CNT-A (as synthesized); □ CNT-E-AM; ▲ CNT-E-HM; × CNT-E (as synthesized).

(a)

(b)