Carbon-coating strengthens the solid electrolyte interphase to inhibit Si pulverization
Xuyang Wang, Yingzhi Li, Xinyang Wang, Qingmeng Gan, Zhenyu Wang, Kemeng Liao, Sisi Wu, Hao Guo, Jiangyu Li, Boyuan Huang, Zhouguang Lu
Abstract
Carbon-coating strengthens the stability of the SEI on Si anodes through optimizing the chemical composition with more LiF to reach higher Young's modulus, which inhibits cracking in active materials and suppresses the decomposition of electrolyte.
Topics & Concepts
ElectrolyteCoatingMaterials scienceCarbon fibersChemical engineeringInterphaseDecompositionAnodeCrackingModulusComposite materialChemistryElectrodeOrganic chemistryPhysical chemistryComposite numberEngineeringBiologyGeneticsAdvancements in Battery MaterialsSemiconductor materials and devicesSemiconductor materials and interfaces