fig8

Figure 8. (A) Effect of temperature on different NVPF|HC cells parameters. Reproduced with permission[196]. Copyright 2023, IOP Publishing; (B) Performance comparison at different temperatures. Reproduced with permission[197]. Copyright 2023, American Chemical Society; (C) Rate capacity of the batteries; (D) Nyquist plots for NVPF-HU and NVPF-UU; (E) Effect of heat treatment on the failed NVPF-H cathode. Reproduced with permission[200]. Copyright 2022, Wiley -VCH. NVPF|HC: Na3V2(PO4)2F3|hard carbon.