Fig. 2
From: A review on biosynthesis of silver nanoparticles and their biocidal properties
a UV–visible spectra of yellow color silver solution. b and c SEM images of the self-assembled silver nanoparticle mirror like illumination on the walls of the glass. Reaction conditions: [Ag+] = 20.0 × 10−4 mol dm−3; [oxalic acid] = 4.0 × 10−4 mol dm−3; [CTAB] = 10.0 × 10−4 mol dm−3; temperature = 30 °C [12]