Table 2 Material parameters (derived from experimental and standard data).
Layer | Band gap (eV) | Electron affinity (eV) | Dielectric constant | Mobility (cm²/Vs) | Thickness (nm) |
|---|---|---|---|---|---|
FTO | 3.5 | 4.4 | 9.0 | 20 | 50 |
SnO₂ (ETL) | 3.9 | 4.2 | 10.0 | 25 | 200 |
MAPbBr₃ (Absorber) | 2.3 | 3.9 | 25.0 | 3 | 400 |
CuS (HTL) | 3.1/3.2 | 4.9 | 10.5 | 5 | 200 |
Au (Back Electrode) | – | – | – | – | 100 |
