Construction of honeycomb-like Te-doped NiCo-LDHs for aqueous supercapacitors and as oxygen evolution reaction electrocatalysts
Ding Zhang, Xiaoning Tang, Zhaoguang Yang, Ying Yang, Haipu Li
Abstract
The honeycomb-like HS-Te-NiCo-LDH/NiO/NF electrode gave an ultralow overpotential of 221 mV at 10 mA cm −2 as OER electrocatalyst with prolonged stability and a high specific capacity of 650 C g −1 for aqueous supercapacitor in 1 mol L −1 KOH solution.
Topics & Concepts
OverpotentialSupercapacitorElectrocatalystAqueous solutionNon-blocking I/OOxygen evolutionChemical engineeringHoneycombMaterials scienceElectrochemistryChemistryElectrodeInorganic chemistryCatalysisComposite materialOrganic chemistryPhysical chemistryEngineeringElectrocatalysts for Energy ConversionSupercapacitor Materials and FabricationAdvanced battery technologies research