A SnO<sub>2</sub>QDs/GO/PPY ternary composite film as positive and graphene oxide/charcoal as negative electrodes assembled solid state asymmetric supercapacitor for high energy storage applications
M. Vandana, Y.S. Nagaraju, H. Ganesh, S. Veeresh, H. Vijeth, M. Basappa, H. Devendrappa
Abstract
in the operating voltage from 0 to 1.2 V. The device also possessed excellent reliability and retained the capacitance of 90% after 11 000 GCD cycles. This ternary composite is a prominent material for potential applications in next-generation energy storage and portable electronic devices.
Topics & Concepts
SupercapacitorMaterials scienceGrapheneComposite numberChemical engineeringElectrodeFOIL methodNanotechnologyCapacitanceComposite materialChemistryPhysical chemistryEngineeringSupercapacitor Materials and FabricationAdvanced battery technologies researchConducting polymers and applications