Enhancement of Spectral Response in -:H Thin-Film Solar Cells with a-Si:H/c-Si:H P-Type Window Layers

Figure 1

Schematic diagrams of the μc-:H p-i-n single-junction solar cells with two types of the window layers: (a) 20 nm μc-Si:H(p) and (b) 3 nm a-Si:H(p)/17 nm μc-Si:H(p).