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

Figure 5

FESEM surface morphology images of backside surfaces of SPMSCs with various laser speeds of (a) 320, (b) 400, (c) 480, and (d) 560 mm/min.

(a)

(b)

(c)

(d)