[Retracted] Role of Surfactant in the Formation of Gold Nanoparticles in Aqueous Medium
Figure 1
UV-Vis spectrum of gold nanoparticles in absence of any stabilizer in aqueous medium formed by the reaction of 0.5 mM HAuCl4 with (a) 0.5 mM l-Trp and (b) 1 mM Trp and that of 1 mM HAuCl4 with (c) 0.5 mM l-Trp and (d) 1 mM Trp.
