Figure 3From: Observation of Coalescence Process of Silver Nanospheres During Shape Transformation to NanoprismsUV–Vis–NIR spectra of the silver nanoparticles prepared with different pH value: a pH 9.17, b pH 9.32, c pH 9.43, and d pH 9.89. The inset shows photographs from left to right corresponding to pH high to low.Back to article page