3D nanoflower-like and core–shell structured MCo<sub>2</sub>O<sub>4</sub>@MCo<sub>2</sub>S<sub>4</sub>@polypyrrole (M = Cu, Mn) composites as supercapacitor electrode materials with ultrahigh specific capacitances
Chunxiao Wang, Yawen Liu, Yuesheng Sun, Liang Cui, Jingquan Liu
Abstract
The flower-shaped MC@MS@PPy-16/NF (M = Cu, Mn) composite with a core–shell structure is constructed via facile hydrothermal and annealing processes followed by a chemical bath method and exhibits excellent electrochemical performance.
Topics & Concepts
PolypyrroleNanoflowerMaterials scienceSupercapacitorElectrochemistryComposite numberHydrothermal circulationAnnealing (glass)ElectrodeComposite materialChemical engineeringNanotechnologyNanostructureChemistryPhysical chemistryEngineeringSupercapacitor Materials and FabricationConducting polymers and applicationsAdvanced battery technologies research