Table 3
Sensitivity to the defect density at the rear epi-Si/P-c-Si interface (Nss, back) and to that at the front N-a-Si:H/epi-Si interface (Nss, front).
| Nss, front | Nss, back | 2.4 μm cell | |||
|
|
|||||
| (cm-2) | (cm-2) | Jsc | Voc | FF | Efficiency |
| (mA cm-2) | (V) | (%) | |||
|
|
|||||
| 1011 | 1010 | 16.63 | 0.592 | 0.748 | 7.37 |
| 1011 | 16.63 | 0.591 | 0.749 | 7.36 | |
| 5 × 1011 | 16.63 | 0.582 | 0.758 | 7.34 | |
| 1012 | 16.63 | 0.547 | 0.778 | 7.07 | |
| 5 × 1012 | 16.61 | 0.394 | 0.663 | 4.35 | |
| 1013 | 16.60 | 0.360 | 0.629 | 3.76 | |
|
|
|||||
| 1010 | 1012 | 16.63 | 0.547 | 0.778 | 7.07 |
| 1011 | 16.63 | 0.547 | 0.778 | 7.07 | |
| 5 × 1011 | 16.68 | 0.546 | 0.778 | 7.09 | |
| 1012 | 16.75 | 0.542 | 0.780 | 7.09 | |
| 5 × 1012 | 16.77 | 0.404 | 0.648 | 4.39 | |
| 1013 | 16.41 | 0.369 | 0.596 | 3.61 | |
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