Table 7. Most Impactful Parameters and Their Inequalities for Increasing Device PCE.
| parameter/absorber Layer | inequality for increasing efficiency |
|---|---|
| bandgap energy (eV) | ≤1.5 |
| hole mobility (cm2/V.s) | ≥100 |
| electron affinity (eV) | ≈4.25 |
| parameter/absorber Layer | inequality for increasing efficiency |
|---|---|
| bandgap energy (eV) | ≤1.5 |
| hole mobility (cm2/V.s) | ≥100 |
| electron affinity (eV) | ≈4.25 |