MOF-derived NiAl<sub>2</sub>O<sub>4</sub>/NiCo<sub>2</sub>O<sub>4</sub> porous materials as supercapacitors with high electrochemical performance
Changyu Hu, Huidong Xie, Yibo Wang, Hu Liu, Yajuan Zhao, Chang Yang
Abstract
We prepared NiAl 2 O 4 /NiCo 2 O 4 electrode materials with a high specific capacitance of 2870.83 F g −1 at 1 A g −1 using metal–organic frameworks (MOFs) as precursors. The NiAl 2 O 4 /NiCo 2 O 4 //AC device showed a retention of 72.9% after 2000 cycles.
Topics & Concepts
NialMaterials scienceSupercapacitorElectrochemistryCapacitancePorosityElectrodeMetal-organic frameworkChemical engineeringMetalIntermetallicMetallurgyComposite materialPhysical chemistryChemistryAdsorptionEngineeringAlloySupercapacitor Materials and FabricationMXene and MAX Phase MaterialsMetal-Organic Frameworks: Synthesis and Applications