Fig. 7

UV-Vis spectra showing the effect of gum concentration on the synthesis of P. domestica gum-loaded gold (a) and silver (b) nanoparticles. The inset photos show the corresponding color change of different solutions
UV-Vis spectra showing the effect of gum concentration on the synthesis of P. domestica gum-loaded gold (a) and silver (b) nanoparticles. The inset photos show the corresponding color change of different solutions