Fig. 5
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

AFM images of (a) PVA foil, (b) PVA foil with 15SKL-C1, (c) PVA foil with 15EKL-C1.
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

AFM images of (a) PVA foil, (b) PVA foil with 15SKL-C1, (c) PVA foil with 15EKL-C1.