Unraveling the interfacial compatibility of ultrahigh nickel cathodes and chloride solid electrolyte for stable all-solid-state lithium batteries
Feng Li, Ye-Chao Wu, Xiao-Bin Cheng, Yi‐Hong Tan, Jin‐Da Luo, Ruijun Pan, Tao Ma, Lei‐Lei Lu, Xiaolei Wen, Zheng Liang, Hong‐Bin Yao
Abstract
Highly active lattice oxygen released from ultrahigh nickel cathodes degrade chloride solid electrolytes, forming an inert interphase; this phenomenon worsens at higher voltages. Reducing the cut-off voltage markedly enhances ASSLBs’ operational lifespan.
Topics & Concepts
ElectrolyteCathodeInterphaseNickelMaterials scienceInertCompatibility (geochemistry)ChlorideInorganic chemistryLithium (medication)Solid-stateLithium chlorideChemical engineeringChemistryElectrodeMetallurgyComposite materialOrganic chemistryPhysical chemistryGeneticsEngineeringMedicineEndocrinologyBiologyAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesThermal Expansion and Ionic Conductivity