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. 2023 Jun 10;9(6):e17138. doi: 10.1016/j.heliyon.2023.e17138

Fig. 7.

Fig. 7

Cyclic voltammogram curves for the MOFs in N2-saturated and CO2-saturated 0.1 M KNO3 electrolyte. E0 = 1000 mV, E1 = −2000 mV, E2 = 1000 mV. Scan rate: 10 mV/s (a) Mg/Co-MOF-74, (b) Mg/Ni-MOF-74, (c) Mg-MOF-74 and (d) Mg/Zn-MOF-74.