Facile Ultrasound-Assisted Green Synthesis of NiO/Chitosan Nanocomposite from Mangosteen Peel Extracts as Antibacterial Agents

Figure 4

FTIR spectra of chitosan (a) and the NiO/CS nanocomposite containing 10% chitosan (b) containing 10% chitosan; M-H curves of NiO/CS (c).