Nanopatterned Silicon Substrate Use in Heterojunction Thin Film Solar Cells Made by Magnetron Sputtering

Figure 8

SEM images of metal contacts of four NPSiS HJT cells: (a) NPSiS-1 HJT cell, (b) NPSiS-2 HJT cell, (c) NPSiS-3 HJT cell, and (d) NPSiS-4 HJT cell.

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