Wide-Range Enhancement of Spectral Response by Highly Conductive and Transparent μc-SiO_x:H Doped Layers in μc-Si:H and a-Si:H/μc-Si:H Thin-Film Solar Cells

Figure 4

Structures of μc-Si:H single-junction solar cells with different BRLs showing (a) the reference cell with μc-Si:H(n) as n-layer and BRL, (b) the cell employing ITO as BRL, and (c) the cell using μc-SiO_x:H(n) as a replacement for ITO as BRL.