Fig. 2From: Modulation of Morphology and Optical Property of Multi-Metallic PdAuAg and PdAg Alloy Nanostructuresa–c SEM images of tri-metallic PdAuAg NPs annealed between 700 and 900 °C (tri-layers). d Plots of RMS surface roughness (Rq) and surface area ratio (SAR) of corresponding samples as a function of annealing temperature. e Energy dispersive X-ray spectroscopy (EDS) full spectrum of sample annealed at 400 °C. f Plots of Pd, Au, and Ag EDS countsBack to article page