Synthesis of Gold Nanoanisotrops Using Dioscorea bulbifera Tuber Extract

Figure 3

UV-Vis spectra of reaction mixtures with varying concentrations of HAuCl₄ (mM) [(A) 5, (B) 4, (C) 3, (D) 2, (E) 1, (F) 0.7, (G) 0.5, (H) 0.3].