Table 2: Suns- results of an EVA sample measured before and after blanket deposition of Al onto the BSF layer. Note that the determination of stems from a two-diode model fit to the measured data and assumes a light-generated current density of 10 mA/ .

(mV) )pFF (%)

Before blanket Al deposition 429 1003 66.4 1.93
After blanket Al deposition373 174 50.4 3.41