Photographs of vials containing: (a) only starch vermicelli without the reduction of gold nanoparticles (left) and starch vermicelli capped gold nanoparticles (right): (b)
and (c) starch vermicelli capped gold nanoparticles after the period time of three days and three months of storage at room temperature, respectively.
Pictures of (a) yellow and (b) purple vermicelli fabricated with silver
nanoparticles.
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