Figure 4. Electrochemical performance of the assembled rechargeable magnesium battery:

(a) CV curve at the scan rate of 0.05 mV s⁻¹, (b) galvanostatic charge-discharge curves in the first cycle at the current density of 50 mA g⁻¹ based on the positive electrode between 1.7 and 3.4 V, and (c) the cycling performance between 1.7 and 3.4 V at the current density of 50 mA g⁻¹ based on the LiFePO₄ positive electrode.