Photovoltaic and Physical Characteristics of Screen-Printed Monocrystalline Silicon Solar Cells with Laser Doping and Electroplated Copper

Figure 11

FESEM surface morphology images of backside surfaces of SPMSCs with various EPC times of (a) 20, (b) 30, (c) 40, and (d) 50 min.

(a)

(b)

(c)

(d)