Fig. 4From: Lipid-coated ZnO nanoparticles synthesis, characterization and cytotoxicity studies in cancer cellThe structural properties of ZnO and lipid-coated ZnO NPs. The FT-IR spectra of a ZnO NPs(~ 7 nm) and lipid-coated ZnO NPs(~ 13 nm); b ZnO NPs(~ 18 nm) and lipid-coated ZnO NPs(~ 22 nm); c ZnO NPs(~ 49 nm) and lipid-coated ZnO NPs(~ 52 nm). The blue line represents the lecithin moleculeBack to article page