Research Article

Structure and Optical Properties of Silicon Nanocrystals Embedded in Amorphous Silicon Thin Films Obtained by PECVD

Figure 4

Absorption coefficient spectra for samples grown with different and RF power. The inserts show de Tauc optical band gap and crystalline fraction for the different samples as a function of the RF power.
190632.fig.004a
(a)
190632.fig.004b
(b)