Images of used photoanodes after 30 minutes chopped-light photosynthetic experiments. WE: FTO|TiO2|AP110.5|S-TEMPO in 3 mL MeCN, 1.2 M LiTFSI, 30 μL PhCH2OH at 10 and 20 minutes, CE: FTO|Pt in 3 mL MeCN, 1.2 M LiTFSI, 1.0 M AcOH, separated by a Nafion-117 proton exchange membrane, RE: 0 V vs. Ag/AgCl.
| Entry | Photoanode | Irradiation (30 min) | Additions |
|---|---|---|---|
| 1 |
|
Unused | — |
| 2 |
|
100 mW cm−2 | — |
| 3 |
|
50 mW cm−2 | — |
| 4 |
|
100 mW cm−2 | 1 M TEMPO in solution |