Research Article
Laser Enhanced Hydrogen Passivation of Silicon Wafers
Table 1
The performance variations of finished cast-monocrystalline silicon solar cells before and after laser enhanced hydrogen passivation.
| Illumination intensity (photons/cm2/s) | Efficiency variation (%) | Open circuit voltage variation (V) | Short circuit current variation (mA/cm2) | Fill factor variation (%) |
| 6.1 * 1018 | Δ0.22 | Δ0.006 | Δ0.13 |
Δ−0.19 | 7.2 * 1018 | Δ0.34 | Δ0.012 | Δ0.21 | Δ−0.49 | 9.6 * 1018 | Δ0.40 | Δ0.004 | Δ0.23 | Δ0.96 | 9.6 * 1018 | Δ0.61 | Δ0.012 | Δ0.44 | Δ0.30 |
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