fig15

Figure 15. (A and B) Cyclic performance test of the original material VSe₂ and VSe_2-x·nH₂O cathode material at 1 A g^-1 and 10 A g^-1, (C and D) rate performance of the battery tested at -20 and 60 °C, (E) comparison of the low temperature performance of this experiment with published articles^[152]. Copyright 2023, John Wiley and Sons.