Removal and Adsorption of p-Nitrophenol from Aqueous Solutions Using Carbon Nanotubes and Their Composites

Figure 2

TEM images of MWNT samples: (a) S.MWNTs-2040; (b) S.MWNT-2040-CS; (c) S.MWNT-2040-PEG400; (d) S.MWNTs-2040-CCl₂; (e) S.MWNTs-2040-CBr₂; (f) S.MWNTs-2040-CI₂; (g) S.MWNT-2040-Br; (h) ox-MWNTs.

(a) S.MWNTs-2040

(b) S.MWNT-2040-CS

(c) S.MWNT-2040-PEG400

(d) S.MWNTs-2040-CCl₂

(e) S.MWNTs-2040-CBr₂

(f) S.MWNTs-2040-CI₂

(g) S.MWNTs-2040-Br

(h) ox-MWNTs