Interfacial reactions take the lead: elucidating the dominant role of cathode–electrolyte interactions in triggering thermal runaway of high-nickel lithium-ion batteries
Zhaoxuan Jiang, C. X. Liu, Lang Huang, Shanshan Zhu, Xiaohu Zhang, Rongxian Wu, Tianyu Gong, Yuhan Wu, Ling‐Xiang Guo, Pengxian Han, Jun Ma, Gaojie Xu, Guanglei Cui
Abstract
Thermal runaway in moderate-Ni cathode cells stems from bulk oxygen release, while high-Ni cathode ones rely on interfacial reactions, with electrolyte decomposition exacerbating cracking, forming a self-sustaining degradation loop.
Topics & Concepts
Thermal runawayLithium (medication)ElectrolyteCathodeNickelMaterials scienceIonLead (geology)ThermalMetallurgyChemistryThermodynamicsBattery (electricity)ElectrodePhysical chemistryPhysicsGeologyEndocrinologyGeomorphologyPower (physics)Organic chemistryMedicineAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesAdvanced Battery Technologies Research