Research Article
Effective Sol-Gel Nanocoatings on ZnO Electrodes for Suppressing Recombination in Dye-Sensitized Solar Cells
Table 1
The cell performance of the DSSCs using the uncoated and the coated ZnO electrodes [
2,
3].
| Electrode | (V) | (mA cm−2) | ff (−) | (%) | Dye adsorption (10−7 mol cm−2) |
| Uncoated | 0.683 | 11.59 | 0.578 | 4.57 | 1.08 | Uncoated/heated | 0.718 | 7.11 | 0.535 | 2.73 | 0.55 | SiO2 coated | 0.724 | 12.05 | 0.550 | 4.80 | 0.89 | Nb2O5 (10 mM) coated | 0.712 | 12.42 | 0.587 | 5.19 | 0.76 | Nb2O5 (20 mM) coated | 0.741 | 10.67 | 0.549 | 4.34 | 1.12 | Nb2O5 (30 mM) coated | 0.755 | 9.43 | 0.577 | 4.10 | 1.02 | TiO2 (10 mM) coated | 0.729 | 9.18 | 0.503 | 3.37 | 0.92 | TiO2 (20 mM) coated | 0.730 | 10.01 | 0.512 | 3.74 | 0.92 | TiO2 (30 mM) coated | 0.730 | 9.54 | 0.501 | 3.49 | 0.88 | ZrO2 (10 mM) coated | 0.765 | 7.71 | 0.570 | 3.36 | 1.01 | ZrO2 (30 mM) coated | 0.746 | 9.53 | 0.545 | 3.87 | 1.09 | ZrO2 (50 mM) coated | 0.746 | 9.16 | 0.551 | 3.77 | 0.94 |
|
|