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| ORR catalysts | Metals | kORR | PROS (%) |
|---|---|---|---|
| G65YCuBMb | CuB, Haem | 1.98 × 107 M−1 s−1 or 5,148 s−1 | ∼6±1 |
| Synthetic model60 | CuB, Haem | 1. 2 × 105 M−1 s−1 | ∼10±1 |
ORR, O2 reduction reaction; PROS, partially reduced oxygen species.
kORR determined at −0.4 V versus NHE; PROS determined at −0.12 V versus NHE in both cases.
