Table 2.
Photovoltaic parameters of PSCs based on various Bi-based perovskite absorbers
| Preparation process | Absorber | Device architecture | Voc (V) | Jsc (mA cm−2) | FF (%) | PCE (%) | References |
|---|---|---|---|---|---|---|---|
| One-step spin coating | Cs3Bi2I9 | c-TiO2/m-TiO2/perovskite/P3HT/Ag | 0.31 | 0.34 | 38 | 0.40 | [165] |
| One-step spin coating | (CH3NH3)3Bi2I9 | c-TiO2/perovskite/spiro/Au | 0.72 | 0.49 | 31.8 | 0.11 | [161] |
| One-step spin coating | (CH3NH3)3Bi2I9 | c-TiO2/m-TiO2/perovskite/spiro-MeOTAD/Au | 0.68 | 0.38 | 88 | 0.22 | [166] |
| One-step spin coating | (CH3NH3)3Bi2I9 | c-TiO2/m-TiO2/perovskite/spiro-MeOTAD/Ag | 0.68 | 0.52 | 33 | 0.12 | [59] |
| One-step spin coating | Cs3Bi2I9 | c-TiO2/m-TiO2/perovskite/spiro-MeOTAD/Ag | 0.85 | 2.15 | 60 | 1.09 | [59] |
| One-step spin coating | (CH3NH3)3Bi2I9Clx | c-TiO2/m-TiO2/perovskite/spiro-MeOTAD/Ag | 0.04 | 0.18 | 38 | 0.03 | [59] |
| One-step spin coating | (CH3NH3)3Bi2I9 | c-TiO2/m-TiO2/perovskite/P3HT/Au | 0.35 | 1.157 | 46.4 | 0.19 | [167] |
| One-step spin coating | (CH3NH3)3Bi2I9 | c-TiO2/m-TiO2/perovskite/PIF8-TAA/Au | 0.85 | 1.22 | 73 | 0.71 | [168] |
| Two-step evaporation spin coating | (CH3NH3)3Bi2I9 | PEDOT:PSS/perovskite/C60/BCP/Ag | 0.83 | 1.39 | 37 | 0.39 | [164] |
| Two-step thermal evaporation | (CH3NH3)3Bi2I9 | c-TiO2/m-TiO2/perovskite/spiro-MeOTAD/Au | 0.83 | 3.00 | 79 | 1.64 | [163] |
| Vapor-assisted solution process | (CH3NH3)3Bi2I9 | c-TiO2/m-TiO2/perovskite/P3HT/Au | 1.01 | 4.02 | 78 | 3.17 | [169] |
| One-step spin coating | Cs3Bi2I9 | c-TiO2/perovskite/spiro-MeOTAD/Au | 0.79 | 4.45 | 50.34 | 1.77 | [170] |
| One-step spin coating | Cs3Bi2I9 | c-TiO2/perovskite/CuI/Au | 0.86 | 5.78 | 64.38 | 3.20 | [170] |
| One-step spin coating | Cs3Bi2I9 | c-TiO2/perovskite/PTAA/Au | 0.83 | 4.82 | 57.49 | 2.30 | [170] |