Research Article

Fabrication of Metal Nanoparticle Arrays in the ZrO2(Y), HfO2(Y), and GeOx Films by Magnetron Sputtering

Figure 3

Plasmonic optical absorption spectra (300 K) of the ZrO2(Y)/Au/ZrO2(Y)/SiO2 and GeO2/Au/GeO2/SiO2 stacks after annealing at 450°C for 1 hr. The optical absorption spectra were calculated from the respective optical transmission ones presented in Figures 2(a) and 2(c).