Figure 4 : Dependence of the absorption spectra on the number of layers.

From: Electromagnetically induced transparency of a plasmonic metamaterial light absorber based on multilayered metallic nanoparticle sheets

Figure 4

Three dimensional representation of the dependence of the experimentally obtained absorption spectra on the number of layers on quartz (a) gold (c) and silver (e) substrates and the calculated spectra on quartz (b) gold (d) and silver (f) substrates.