Fig. 3From: Gentamicin-loaded chitosan/folic acid-based carbon quantum dots nanocomposite hydrogel films as potential antimicrobial wound dressingUV (A) and PL (B) spectra for the CQDs (A), CS/CQD 5% (B), CS/CQD 10% (C), and CS/CQD 15% (D) with the photographic digital image under sun and UV lamp (365Â nm)Back to article page