Figure 8From: Size-controlled green synthesis of silver nanoparticles mediated by gum ghatti (Anogeissus latifolia) and its biological activity Raman spectrum of aqueous silver nanoparticle solution. (a) UV–Vis absorption spectrum of the 0.5% (w/v) gum solution against water blank, autoclaved for 30 min and (b) TEM image of a single nanoparticle, surrounded by a layer of organic matrix. Back to article page