High-performance aqueous Zn–MnO<sub>2</sub> batteries enabled by the coupling engineering of K<sup>+</sup> pre-intercalation and oxygen defects
Kun Han, Fuqiang An, Fengsheng Yan, Hailong Chen, Qi Wan, Yongchang Liu, Ping Li, Xuanhui Qu
Abstract
A K<sup>+</sup>-pre-intercalated α-MnO<sub>2</sub> with oxygen defects (KMO<sub>d</sub>) is designed as a high-performance cathode for aqueous Zn-ion batteries guided by a coupling engineering strategy.
Topics & Concepts
Intercalation (chemistry)Aqueous solutionOxygenCoupling (piping)Materials scienceChemistryInorganic chemistryPhysical chemistryMetallurgyOrganic chemistryAdvanced battery technologies researchAdvancements in Battery MaterialsAdvanced Battery Materials and Technologies