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, Hongzhen Lin, Jae‐Kwang Kim, Guk Tae Kim, Stefano Passerini
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.
Topics & Concepts
InterphaseElectrolyteCathodeNickelIonic liquidMaterials scienceDual (grammatical number)Ionic bondingChemical engineeringStability (learning theory)Inorganic chemistryIonChemistryComputer scienceMetallurgyElectrodePhysical chemistryOrganic chemistryEngineeringMachine learningCatalysisLiteratureGeneticsArtBiologyAdvanced Battery Materials and TechnologiesElectrocatalysts for Energy ConversionIonic liquids properties and applications