Robust interphase derived from a dual-cation ionic liquid electrolyte enabling exceptional stability for nickel-rich layered cathodes

Fanglin Wu, Haolin Tang, Jian Wang, Xilai Xue, Thomas Diemant, Shan Fang, Huihua Li, Ziyuan Lyu, Hao Li, En Xie,

Energy & Environmental Science · 2025 · 11 citations · 56 references

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Abstract

A dual-cation-based ionic liquid electrolyte with NaPF 6 additive, was designed for nickel-rich cathodes in Li-metal battery. The formed uniform and robust electrode/electrolyte interphases enables the exceptional 1500-cycle life of Li||NCM83 cells.

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