fig5

Figure 5. Novel electrolytes regulate SEI for dendrite-inhibited SMAs. (A) Diagram of the battery configuration and IL electrolyte. Reproduced with permission from^[89]. Copyright 2019, Nature Publishing Group. (B) Operation mechanisms of Na-S battery using dual BASE/IL electrolyte. Operation temperature, 150 °C; IL, Na[OTF]-Cs[TFSA]. Reproduced with permission from^[91]. Copyright 2021, Wiley-VCH. (C) CV for Na deposition/stripping over Na (supported on Cu) in a three-electrode cell. Reproduced with permission from^[92]. Copyright 2017, The Royal Society of Chemistry. (D) Structure diagram of Na-LMBs; charge capacity, discharge capacity, Coulombic efficiency, and energy efficiency as a function of cycle number; and the theoretical capacity is 10 Ah. Reproduced with permission from^[93]. Copyright 2022, Elsevier. SEI: Solid electrolyte interphase; SMAs: sodium metal anodes.