In Situ Synthesis and Characterization of ZnO/Chitosan Nanocomposite as an Adsorbent for Removal of Congo Red from Aqueous Solution

Figure 4

Thermo-gravimetric curves of ZnO nanoparticles (a), chitosan (b), and ZnO/chitosan nanocomposite (c).

(a)

(b)

(c)

(d)