Figure 6From: Tunability and stability of gold nanoparticles obtained from chloroauric acid and sodium thiosulfate reactionTEM image and electron diffraction pattern of the purified gold nanoparticles. (a) TEM image showing the morphology of the gold crystals. (b) Electron diffraction pattern from the GNPs showing the (111), (200), (220), (311), and (222) reflections of gold.Back to article page