Biosynthesis and Characterization of Gold and Silver Nanoparticles Using Milk Thistle (Silybum marianum) Seed Extract
Figure 3
(a)–(d) High resolution transmission electron microscopy (HR-TEM) images of GNPs with selected area electron diffraction (SAED) pattern. Scale bars: (a) 20 nm, (b) 50 nm, and (c) 5 nm.
