Figure 1From: Green synthesis of gold nanoparticles using aspartame and their catalytic activity for p-nitrophenol reductionTime evolution of UV-vis spectra during the formation of APM-AuNPs. Conditions: (HAuCl4) = 1.0 × 10−3 M, (APM) = 6.8 × 10−6 M, (NaOH) = 2 mM, 60°C, 200 rpm. Abs, absorption.Back to article page