Table 1 Device performance parameters of the IOSCs and the corresponding electrical conductivity
Sample | J SC (mA cm-2) | V OC (V) | FF | PCE (%) | R S (Ω cm2) | σ(Ω cm)-1 | Size (nm) |
---|---|---|---|---|---|---|---|
0 mM | 8.56 | 0.360 | 0.337 | 1.04 | 31.5 | 8.2 × 10-5 | - |
1 mM | 10.26 | 0.375 | 0.328 | 1.26 | 22.7 | 3.2 × 10-4 | 12.5 |
2 mM | 11.08 | 0.370 | 0.351 | 1.44 | 17.8 | 4.4 × 10-4 | 13.6 |
4 mM | 10.97 | 0.365 | 0.412 | 1.65 | 14.4 | 5.1 × 10-4 | 15.0 |