Table 3.
HTL | Cu2O | CuSCN | CuSbS2 | P3HT | PEDOT: PSS | Spiro-MeOTAD | NiO | CuI | CuO | V2O5 | CFTS | CBTS |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Thickness (nm) | 50 | 50 | 50 | 50 | 50 | 200 | 100 | 100 | 50 | 100 | 100 | 100 |
Band gap, Eg (eV) | 2.2 | 3.6 | 1.58 | 1.7 | 1.6 | 3 | 3.8 | 3.1 | 1.51 | 2.20 | 1.3 | 1.9 |
Electron affinity, Χ (eV) | 3.4 | 1.7 | 4.2 | 3.5 | 3.4 | 2.2 | 1.46 | 2.1 | 4.07 | 4.00 | 3.3 | 3.6 |
Dielectric permittivity (relative), εr | 7.5 | 10 | 14.6 | 3 | 3 | 3 | 10.7 | 6.5 | 18.1 | 10.00 | 9 | 5.4 |
CB effective density of states, NC (1/cm3) | 2 × 1019 | 2.2 × 1019 | 2 × 1018 | 2 × 1021 | 2.2 × 1018 | 2.2 × 1018 | 2.8 × 1019 | 2.8 × 1019 | 2.2 × 1019 | 9.2 × 1017 | 2.2 × 1018 | 2.2 × 1018 |
VB effective density of states, NV (1/cm3) | 1 × 1019 | 1.8 × 1018 | 1 × 101 | 2 × 1021 | 1.8 × 1019 | 1.8 × 1019 | 1 × 1019 | 1 × 1019 | 5.5 × 1020 | 5.0 × 1018 | 1.8 × 1019 | 1.8 × 1019 |
Electron mobility, µn (cm2/Vs) | 200 | 100 | 49 | 1.8 × 10−3 | 4.5 × 10–2 | 2.1 × 10–3 | 12 | 100 | 100 | 3.2 × 102 | 21.98 | 30 |
Hole mobility, µh (cm2/Vs) | 8600 | 25 | 49 | 1.86 × 10−2 | 4.5 × 10–2 | 2.16 × 10–3 | 2.8 | 43.9 | 0.1 | 4.0 × 101 | 21.98 | 10 |
Shallow uniform acceptor density, NA (1/cm3) | 1 × 1018 | 1 × 1018 | 1 × 1018 | 1 × 1018 | 1 × 1018 | 1.0 × 1018 | 1 × 1018 | 1.0 × 1018 | 1 × 1018 | 1 × 1018 | 1 × 1018 | 1 × 1018 |
Shallow uniform donor density, ND (1/cm3) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Defect density, Nt (1/cm3) | 1.0 × 1015* | 1 × 1015* | 1 × 1015* | 1 × 1015* | 1 × 1015* | 1.0 × 1015* | 1 × 1015* | 1.0 × 1015* | 1 × 1015* | 1 × 1015* | 1 × 1015* | 1 × 1015* |
*In this study.