Fig. 3From: Mechanochemistry of Chitosan-Coated Zinc Sulfide (ZnS) Nanocrystals for Bio-imaging ApplicationsFTIR spectra of a chitosan-coated ZnS, b amide I and II band, c hydroxyl group in a ring, and d secondary and primary alcohol vibrations. Black lines vibrations for pure chitosan, red lines vibrations for chitosan-coated ZnS nanocrystalsBack to article page