Synergetic stability enhancement with magnesium and calcium ion substitution for Ni/Mn-based P2-type sodium-ion battery cathodes
Hongwei Fu, Yunpeng Wang, Guozheng Fan, Shan Guo, Xuesong Xie, Xinxin Cao, Bingan Lu, Mengqiu Long, Jiang Zhou, Shuquan Liang
Abstract
A synergetic effect involving Mg and Ca can reduce the adverse impact on redox reactions related to Ni–O bonding in Mg and Ca co-doped P2-Na 0.67 Ni 0.33 Mn 0.66 O 2 material, leading to better overall properties than its singly-doped counterparts.
Topics & Concepts
CathodeMagnesiumMaterials scienceTransition metalRedoxDensity functional theoryDopantDopingIonInorganic chemistryChemistryPhysical chemistryMetallurgyComputational chemistryCatalysisOptoelectronicsBiochemistryOrganic chemistryAdvancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies