Green Fabrication of Silver Nanoparticles by Gum Tragacanth (Astragalus gummifer): A Dual Functional Reductant and Stabilizer

Figure 3

TEM images of silver nanoparticles synthesized with 0.1% (w/v) gum and 1 mM AgNO₃, autoclaved for 30 min, at (a) 100 nm, (b) 50 nm, (c) 20 nm, and (d) 5 nm scale.(e) corresponding SAED pattern and (f) histogram showing the particle size distribution.

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