K<sup>+</sup> modulated K<sup>+</sup>/vacancy disordered layered oxide for high-rate and high-capacity potassium-ion batteries
Zhitong Xiao, Jiashen Meng, Fanjie Xia, Jinsong Wu, Fang Liu, Xiao Zhang, Linhan Xu, Xinming Lin, Liqiang Mai
Abstract
A K<sup>+</sup>/vacancy disordered structure has been obtained by simply modulating the K<sup>+</sup> contents in a series of K<sub>x</sub>Mn<sub>0.7</sub>Ni<sub>0.3</sub>O<sub>2</sub> layered oxides, which exhibits outstanding rate performance.
Topics & Concepts
Vacancy defectIonPotassiumMaterials scienceCrystallographyOxideAnalytical Chemistry (journal)ChemistryMetallurgyChromatographyOrganic chemistryAdvancements in Battery MaterialsFerroelectric and Piezoelectric MaterialsMultiferroics and related materials