Synthesis of ZnO Nanowires and Their Photovoltaic Application: ZnO Nanowires/AgGaSe₂ Thin Film Core-Shell Solar Cell

Figure 6

(a) Transmittance spectra obtained for as-grown film and AgGaSe₂ thin film annealed at different temperatures (400, 500, and 550°C) and (b) absorption coefficient (α) and photon energy () relation for AGS thin film annealed at 550°C.

(a)

(b)