Fig. 1
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

TEM micrograph of (a) SKL-C1 and (b) EKL-C1 nanoparticles.
From: Lignin nanoparticle-enhanced PVA foils for UVB/UVC protection

TEM micrograph of (a) SKL-C1 and (b) EKL-C1 nanoparticles.