fig6

Figure 6. (A) δ-MnO2//MgCl2 (aq.)//VO2 operation from 25 to -50 °C and (B) molecule dynamic simulation of water and MgCl2 electrolyte. Reproduced with permission[111]. Copyright 2023, Elsevier. (C) Synthesis of FeVO4/C and (D) relevant cycling performance. Reproduced with permission[112]. Copyright 2017, Wiley-VCH GmbH.