Polypyrrole-coated Fe<sub>2</sub>O<sub>3</sub> nanotubes constructed from nanoneedles as high-performance anodes for aqueous asymmetric supercapacitors
Kai Le, Mengjiao Gao, Dongmei Xu, Zhou Wang, Guanwen Wang, Wei Liu, Fenglong Wang, Jiurong Liu
Abstract
Polypyrrole-coated Fe<sub>2</sub>O<sub>3</sub> nanotubes constructed from nanoneedles have been fabricated on nickel foam with excellent performance as anodes for supercapacitors.
Topics & Concepts
PolypyrroleSupercapacitorMaterials scienceAnodeElectrochemistryCapacitanceNanotechnologyChemical engineeringCarbon nanotubeElectrodeAqueous solutionPolymerizationComposite materialChemistryPolymerOrganic chemistryEngineeringPhysical chemistrySupercapacitor Materials and FabricationConducting polymers and applicationsAdvanced battery technologies research