Research Article
The Effect of Polyvinylpyrrolidone on the Optical Properties of the Ni-Doped ZnS Nanocrystalline Thin Films Synthesized by Chemical Method
Figure 6
The absorption spectra of PVP, B(5 : 0), B(5 : 1), B(5 : 2), B(5 : 3), B(5 : 4), and B(5 : 7) samples. The plots of versus (inset).