Inhibition of the P3–O3 phase transition <i>via</i> local symmetry tuning in P3-type layered cathodes for ultra-stable sodium storage
Yanan Zhou, Zichun Xiao, Duzhao Han, Suning Wang, Jinniu Chen, Wei Tang, Mingyu Yang, Le Shao, Chengyong Shu, Weibo Hua, Dezhong Zhou, Yuping Wu
Abstract
We reconfigure the sodiation/desodiation process of P3-type layered cathodes by a local symmetry tuning strategy to enhance their stability. The cathodes exhibit long-term cycling stability with a higher capacity retention of 74% after 2000 cycles at 1C.
Topics & Concepts
CathodeSymmetry (geometry)Phase transitionPhase (matter)Materials scienceStability (learning theory)Type (biology)Chemical physicsCondensed matter physicsChemistryPhysicsMathematicsQuantum mechanicsComputer sciencePhysical chemistryGeometryBiologyMachine learningEcologyAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesSemiconductor materials and devices