Fig. 10. (a) OER LSV curves of NVC-900 electrocatalyst at scan rate 0.5, 1.0, 1.5 V s−1 (b) Tafel slopes of NVC-900 for OER (c) durability test of NVC-900 for OER for 1000 cycles. (d) Combined ORR and OER overall LSV curves of NVC-900 electrocatalyst (e) electrochemical impedance spectroscopy (EIS) plots of V-MIL-101, NVC-900 and 10% Pt/C (f) electrochemical impedance spectroscopy (EIS) plots of NVC-900 at different voltage values.
