High-safety and high-efficiency electrolyte design for 4.6 V-class lithium-ion batteries with a non-solvating flame-retardant
Li Chen, Qingshun Nian, Digen Ruan, Jiajia Fan, Yecheng Li, Shunqiang Chen, Lijiang Tan, Xuan Luo, Zhuangzhuang Cui, Yifeng Cheng, Changhao Li, Xiaodi Ren
Abstract
(NMC811) full cells at high voltages (∼82.0% capacity retention after 1000 cycles at 4.5 V; 89.8% after 300 cycles at 4.6 V) and high temperatures (50 °C). This work sheds light on the electrolyte design and interphase engineering for developing practical safe high-energy-density LIBs.
Topics & Concepts
ElectrolyteElectrochemistryAnodeLithium (medication)CathodeChemical engineeringHigh voltageChemistrySolventGraphiteMaterials scienceElectrodeInorganic chemistryOrganic chemistryVoltagePhysicsEngineeringQuantum mechanicsPhysical chemistryMedicineEndocrinologyAdvanced Battery Materials and TechnologiesAdvancements in Battery MaterialsAdvanced Battery Technologies Research