Significantly improved conductivity of spinel Co<sub>3</sub>O<sub>4</sub> porous nanowires partially substituted by Sn in tetrahedral sites for high-performance quasi-solid-state supercapacitors
Yunjian Chen, Jia Zhu, Ni Wang, Huanyu Cheng, Xianzhong Tang, Sridhar Komarneni, Wencheng Hu
Abstract
The partial substitution of Sn in spinel-structured Co<sub>3</sub>O<sub>4</sub> exhibits excellent electrochemical performance, including good electrical conductivity, high energy density, power density and cycling retention, as a positive electrode for supercapacitors.
Topics & Concepts
SpinelSupercapacitorMaterials scienceElectrochemistryPower densityElectrodePorosityConductivityNanowireTetrahedronChemical engineeringElectrical resistivity and conductivitySolid-stateNanotechnologyCrystallographyComposite materialMetallurgyPower (physics)Physical chemistryChemistryThermodynamicsElectrical engineeringPhysicsEngineeringSupercapacitor Materials and FabricationAdvancements in Battery MaterialsAdvanced battery technologies research