Fig. 4
From: Metal nanocomposite supported on gelatin chitosan hydrogel as a catalyst for the removal of toxins

SEM images of (a) CuO-NiO nanocomposite, (b) GL hydrogel, (c) Gl-Cs hydrogel and (d) Gl-Cs-CuO-NiO.
From: Metal nanocomposite supported on gelatin chitosan hydrogel as a catalyst for the removal of toxins
SEM images of (a) CuO-NiO nanocomposite, (b) GL hydrogel, (c) Gl-Cs hydrogel and (d) Gl-Cs-CuO-NiO.