Revealing the correlation between structural evolution and Li<sup>+</sup>diffusion kinetics of nickel-rich cathode materials in Li-ion batteries
Chaoyu Hong, Qianyi Leng, Jianping Zhu, Shiyao Zheng, Huajin He, Yixiao Li, Rui Liu, Jiajia Wan, Yong Yang
Abstract
Slow lithium diffusion kinetics of H1 phase during discharge determines the initial irreversible capacity loss of NCM-based materials. By controlling lithium diffusion rate in the discharge process, extra capacity is obtained in the materials.
Topics & Concepts
DiffusionLithium (medication)KineticsNickelCathodeIonMaterials sciencePhase (matter)Diffusion processCapacity lossThermodynamicsChemical physicsChemistryMetallurgyPhysical chemistryAnodeElectrodePhysicsQuantum mechanicsEndocrinologyOrganic chemistryKnowledge managementMedicineComputer scienceInnovation diffusionAdvancements in Battery MaterialsAdvanced Battery Technologies ResearchAdvanced Battery Materials and Technologies