Research Article

Characterization of Nanocrystalline SiGe Thin Film Solar Cell with Double Graded-Dead Absorption Layer

Figure 4

(a) Infrared coefficient absorption spectrums of the wagging mode of the a-SiGe : H films deposited at different germanium concentrations. (b) Variation of bonded hydrogen concentration in different configurations as function of the gas ratio.
890284.fig.004a
(a)
890284.fig.004b
(b)