Figure 6

TEM micrographs of biosynthesized gold nanoparticles of different morphologies (a) G10.250.9.24.30 (spherical,3–10 nm) (b) G10.250.5.24.30 (spherical,7–24 nm) (c) G10.250.7.72.40, (triangles and prisms,80–200) (d) G10.500.9.72.40, (penta and hexagonal,80–85 nm) (e) G10.250.7.72.20, (sheets,5–120 nm).