Table I. OCP, maximum current density, current density at maximum power, and the maximum power output of water-equilibrated C12mimBETI and C12imBETI electrochemical cells at the various temperatures studied in this paper.
| OCP (mV) |
Maximum current density (μA cm−2) |
Current density at maximum power (μA cm−2) |
Maximum power output (μW cm−2) |
|||||
|---|---|---|---|---|---|---|---|---|
| Temp. (°C) |
C12mim BETI |
C12im BETI |
C12mim BETI |
C12im BETI |
C12mim BETI |
C12im BETI |
C12mim BETI |
C12im BETI |
| 20 | n/a | 532 ± 68 | n/a | 2.28 ± 0.60 | n/a | 1.18 ± 0.30 | n/a | 0.33 ± 0.13 |
| 30 | 336 ± 153 | n/a | 1.44 ± 0.33 | n/a | 0.71 ± 0.21 | n/a | 0.10 ± 0.02 | n/a |
| 40 | 309 ± 173 | 492 ± 73 | 1.53 ± 0.66 | 3.12 ± 0.39 | 0.73 ± 0.35 | 1.46 ± 0.17 | 0.09 ± 0.05 | 0.35 ± 0.07 |
| 60 | 352 ± 154 | 426 ± 76 | 1.56 ± 0.27 | 4.23 ± 1.05 | 0.72 ± 0.11 | 2.13 ± 0.57 | 0.12 ± 0.06 | 0.40 ± 0.13 |
| 80 | 363 ± 127 | 384 ± 26 | 2.77 ± 0.06 | 7.00 ± 1.39 | 1.28 ± 0.08 | 3.53 ± 0.62 | 0.20 ± 0.07 | 0.60 ± 0.16 |
| 100 | 331 ± 84 | 355 ± 27 | 4.45 ± 1.36 | 12.26 ± 1.63 | 2.04 ± 0.54 | 6.15 ± 0.89 | 0.29 ± 0.03 | 0.92 ± 0.19 |
| 120 | 344 ± 62 | 378 ± 26 | 6.84 ± 3.13 | 24.23 ± 3.71 | 3.07 ± 1.53 | 13.44 ± 1.40 | 0.42 ± 0.18 | 2.18 ± 0.50 |
| 140 | n/a | 360 ± 29 | n/a | 37.81 ± 12.64 | n/a | 20.06 ± 5.83 | n/a | 3.40 ± 0.98 |
| 160 | n/a | 382 ± 16 | n/a | 55.27 ± 15.64 | n/a | 29.15 ± 8.15 | n/a | 5.53 ± 1.90 |