Figure 2From: Nanostructured Silver Substrates With Stable and Universal SERS Properties: Application to Organic Molecules and Semiconductor NanoparticlesRaman spectra of 10−5M Rh6G on Ag/Si nanoisland films annealed at 550°C and different annealing times. Inset shows the lower frequency peaks at 613 and 775 cm−1Back to article page