Figure 1

FT-IR spectrum (a) of TG hydrogel(i), SF(ii), and TG hydrogel/SF/Fe3O4 and TGA analysis (b) of TG hydrogel (red curve), SF (gray curve), Fe3O4 MNPs (blue curve), and TG hydrogel/SF/Fe3O4 (green curve) nanobiocomposite.

FT-IR spectrum (a) of TG hydrogel(i), SF(ii), and TG hydrogel/SF/Fe3O4 and TGA analysis (b) of TG hydrogel (red curve), SF (gray curve), Fe3O4 MNPs (blue curve), and TG hydrogel/SF/Fe3O4 (green curve) nanobiocomposite.