Comparison of PSI-based electrode and photovoltaic device current densities. Comparisons between a representative sample of PSI-based half-cells and full photoelectrochemical devices. Current densities were normalized to intensity of the excitation light.
| Electrode or full device | PSI – electrode surface | Redox mediator | Solvent | Current density (μA cm−2 mW−1) | Ref. |
|---|---|---|---|---|---|
| Device | TiO2/ZnO-PsaD/E-PSI | Z813 Co(ii/iii) | 60% ethylene carbonate, 40% acetonitrile | 4469.1 | 30 |
| Electrode | Au | Os(bpy)Cl2 embedded in redox polymers P1, P2, P3 | Aqueous | 16.1 | 31 |
| Electrode | Au on ITO TiO2 | Os(bpy)Cl2 embedded in Nafion | Aqueous | 1.07 | 32 |
| Electrode | Au NP/SAM/MPS/PSI | Ascorbate/DCPIP | Aqueous | 0.48 | 33 |
| Electrode | NQC15EV on Au electrode | Ascorbate/DCPIP | Aqueous | 0.125 | 34 |
| Device | Au on Si support | Ascorbate/DCIP | Aqueous | 0.032 | 35 |
| Electrode | NQC15S-Au NP on Au | Ascorbate/DCPIP | Aqueous | 0.007 | 36 |