Figure 3From: Synthesis of silver nanoparticles using reducing agents obtained from natural sources (Rumex hymenosepalus extracts)TEM micrographs of the silver nanoparticles obtained for different AgNO 3 concentrations. (A) 2.5 mM, (B) 5 mM, (C) 7.5 mM, and (D) 15 mM, after a reaction time of 24 h.Back to article page