169262.fig.003
Figure 3: Aqueous CNT dispersion: (1) CCF-free FWCNTs; (2) CCF free FWCNTs + Ca(OH)2; (3) CCF-free FWCNTs + NaOH; (4) PVP/MWCNTs + Ca(OH)2; (5) PVP/MWCNTs + NaOH; (6) CCFs/FWCNTs + Ca(OH)2; (7) CCFs/FWCNTs + NaOH. The CNT concentration in each probe is 0.12 wt.%.