“Mn-locking” effect by anionic coordination manipulation stabilizing Mn-rich phosphate cathodes
Wei Zhang, Yulun Wu, Yuhang Dai, Zhenming Xu, Liang He, Zheng Li, Shihao Li, Ruwei Chen, Xuan Gao, Wei Zong, Fei Guo, Jiexin Zhu, Haobo Dong, Jianwei Li, Chumei Ye, Simin Li, Feixiang Wu, Zhian Zhang, Guanjie He, Yanqing Lai, Ivan P. Parkin
Abstract
storage mechanisms. As a result, an outstanding rate performance up to 40C and an improved cycling stability (1000 cycles at 20C) are achieved. This work presents an effective and widely available light-weight anion doping strategy for high-performance polyanionic cathodes.
Topics & Concepts
DopantCathodeDopingDissolutionMaterials scienceIonChemical engineeringPhosphateElectrodeConductivityDensity functional theoryKineticsInorganic chemistryChemistryOptoelectronicsPhysical chemistryComputational chemistryQuantum mechanicsPhysicsEngineeringOrganic chemistryAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesSupercapacitor Materials and Fabrication