Relaxing the Jahn–Teller distortion of LiMn<sub>0.6</sub>Fe<sub>0.4</sub>PO<sub>4</sub> cathodes <i>via</i> Mg/Ni dual-doping for high-rate and long-life Li-ion batteries
Haifeng Yu, Erdong Zhang, Jinxun Yu, Songmin Yu, Yaoguo Fang, Ling Chen, Hao Jiang, Chunzhong Li
Abstract
The synergistic doping of divalent Mg 2+ and Ni 2+ ions into a carbon-coated LiMn 0.6 Fe 0.4 PO 4 cathode significantly enhances reaction kinetics and structural stability by mitigating the Jahn–Teller effect and accelerating the Li-ion migration rate.
Topics & Concepts
Jahn–Teller effectCathodeDopingDivalentIonMaterials scienceKineticsInorganic chemistryChemistryPhysical chemistryMetallurgyOptoelectronicsPhysicsOrganic chemistryQuantum mechanicsAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesAdvanced Battery Technologies Research