Figure 6: Characterization of AuNPs formed with 1 mM HAuCl4.3H2O and 5% GGLE at 40°C by transmission electron microscopy (TEM). (a) Adherence of spherical nanoparticles to the gold nanotriangles; (b) AuNPs of variable size adsorbed on surface of triangles. The inset bars represent 200 nm.