Research Article
Investigation of the Optical and Electrical Properties of ITO/ZnO/CdS/CuO:Co/Ag Structure for Solar Cell
Table 3
Parameters from the fitting with the equivalent circuit for the ITO/ZnO/CdS/CuO:Co/Ag heterojunction solar cell.
| | ITO/ZnO/CdS/CuO:Co | dZnO (nm) | RS (Ω) | Rt = R1 (105 Ω) | CPE1-T (10−8F) | CPE1-P | Diffusion time td (ms) | Rrec = R2 (105 Ω) | CPE2-T (10−8F) | CPE2-P | Lifetime tn (ms) | η col (%) | Ld (nm) |
| | ZnO (10 min) | 55 | 85 | 2.68 | 1.22 | 0.91 | 1.86 | 9.44 | 1.85 | 0.90 | 11.1 | 70.06 | 103.22 | | ZnO (20 min) | 102 | 67.20 | 4.41 | 1.66 | 0.98 | 6.62 | 18.10 | 1.58 | 0.86 | 12.9 | 75.64 | 206.64 | | ZnO (30 min) | 150 | 42.77 | 8.12 | 0.98 | 1 | 8.02 | 44.6 | 1.95 | 0.82 | 51.3 | 81.77 | 351.34 |
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