TABLE 1.
Comparison of the electrocatalytic activity of 1-CeO2@NGO composites with different metal oxides of OER/ORR electrocatalysts that have been recently reported.
| Catalyst | Electrolyte | ORR, EOnset (V vs. RHE) | OER, EOnset (V vs. RHE)) | Reference |
|---|---|---|---|---|
| 1-CeO2@NGO | 0.5 KOH | 0.925 | 1.2 | This work |
| CeO2/rGO | 0.5 KOH | 0.915 | 1.315 | Sun et al. (2017) |
| Co3O4/NRGO | 1 M KOH | 0.78 | 1.55 | Kumar et al. (2016a) |
| FCMO–carbon black | 1 M KOH | 0.94 | 1.54 | Rai et al. (2020) |
| CeO2–fGO | 0.1 M KOH | 0.90 | 1.5 | Grewal et al. (2020) |
| MnVO x @N-rGO composites | 0.1 M KOH | 0.98 | 1.65 | Xing et al. (2018) |