Research Article

Effect of Surface Structure on Electrical Performance of Industrial Diamond Wire Sawing Multicrystalline Si Solar Cells

Figure 1

SEM pictures of different surface structures.
(a) Acid-etched MWSS mc-Si wafer
(b) Acid-etched DWS mc-Si wafer
(c) RIE DWS mc-Si wafer
(d) MACE DWS mc-Si wafer