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

Table 3

The cell performance of the μc-Si_0.88Ge_0.12:H p-i-n single-junction solar cells with different p-type window layers.

Window layer	(mV)	(mA/cm^2)	FF (%)	Eff. (%)
μc-Si:H(p)	480	16.75	66.08	5.31
a-Si:H(p)/μc-Si:H(p)	490	19.50	64.83	6.19
a-Si:H(p)/H2 plasma/μc-Si:H(p)	500	18.19	64.77	5.89
H2 plasma/a-Si:H(p)/μc-Si:H(p)	465	14.22	63.35	4.20