Mg ion pre-intercalated MnO<sub>2</sub> nanospheres as high-performance cathode materials for aqueous Zn-ion batteries
Pu Xu, Huimin Yi, Gejun Shi, Zhennan Xiong, Yingying Hu, Ruilin Wang, Huihui Zhang, Baofeng Wang
Abstract
Mesoporous MnO 2 nanospheres were prepared by in situ Mg ion pre-intercalation via a simple chemical method. The prepared MnO 2 shows a high reversible capacity (247 mA h g −1 at 0.3 A g −1 ).
Topics & Concepts
Intercalation (chemistry)CathodeMaterials scienceAqueous solutionMesoporous materialChemical engineeringElectrolyteX-ray photoelectron spectroscopyEnergy storageManganeseIonElectrochemistryElectrodeInorganic chemistryChemistryMetallurgyCatalysisEngineeringPower (physics)BiochemistryPhysical chemistryPhysicsOrganic chemistryQuantum mechanicsAdvanced battery technologies researchAdvanced Battery Materials and TechnologiesAdvancements in Battery Materials