Research Article

Single-Crystalline Silicon Solar Cell with Selective Emitter Formed by Screen Printing and Chemical Etching Method: A Feasibility Study

Table 1

Resultant sheet resistances and light-to-electricity parameters for five sets of selective emitter cells after applying different etching-back time periods.

Etching time (sec)Sheet resistance (Ω/□) (mA/cm2) (mV)F.F. (%) (%)

140 34.30572.871.0813.9
120 36.90589.377.5316.9
100 36.59589.077.1016.6
80 35.90588.876.6716.2
64 35.42589.076.6316.0