Influence of Surface Morphology on the Effective Lifetime and Performance of Silicon Heterojunction Solar Cell

Figure 3

(a) Surface profile of the 90 min etched wafer and schematic diagrams of the wafer surface dangling bonds (b) without passivation, (c) passivated by iodine-ethanol solution and (d) a-Si:H.

(a)

(b)

(c)

(d)