Figure 6From: The synthesis of controlled shape nanoplasmonic silver-silica structures by combining sol-gel technique and direct silver reduction SEM and UV-vis characterization of silver nanoparticle-decorated silica films. (a) SEM image of nanosized silver ring-decorated silica film; (b) SEM image of spherical silver nanoparticle-decorated silica film; (c) SEM image of self-assembled silver nanoparticle-decorated silica film; (d) UV-vis spectra of silver nanoparticle-decorated silica films.Back to article page