Fig. 2
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

ATR-FTIR spectra of the nanocomposite foils with (a) SKL-C1 and (b) EKL-C1.
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

ATR-FTIR spectra of the nanocomposite foils with (a) SKL-C1 and (b) EKL-C1.