Research Article
Graded Carrier Concentration Absorber Profile for High Efficiency CIGS Solar Cells
Table 1
Simulation material parameters of the CIGS thin-film solar cell.
| Parameter | ZnO:Al | ZnO | CdS | CIGS |
| (μm) | 0.2 | 0.2 | 0.05 | Variable | | 9 | 9 | 10 | 13.6 | (eV) | 3.3 | 3.3 | 2.4 | Variable | (eV) | 4.4 | 4.4 | 4.2 | Variable | [cm−3] | | | | | [cm−3] | | | | | [cm2/(V·s)] | 100 | 100 | 100 | Variable | [cm2/(V·s)] | 25 | 25 | 25 | Variable | [cm−3] | | | | 0 | [cm−3] | 0 | 0 | 0 | Variable |
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