Fabrication of flower-like bismuth vanadate hierarchical spheres for an improved supercapacitor efficiency
S. Balachandran, Karthikeyan Rajan, K. Jeeva Jothi, Manimuthu Veerappan, Natarajan Prakash, Zheming Chen, Tongxiang Liang, Chengzhi Hu, Feng Wang, Mingshu Yang
Abstract
A cost-effective, simple method is developed for m-BiVO 4 hierarchical spheres, which show a higher specific capacitance of 1203 F g −1 at 2 A g −1 , no detectable degradation after 2000 cycles, and beneficial cycling stability due to the unique porous hierarchical architecture.
Topics & Concepts
SupercapacitorCapacitanceFabricationMaterials scienceSPHERESBismuthBismuth vanadateNanotechnologyPorosityDegradation (telecommunications)Chemical engineeringComposite materialElectrodeChemistryMetallurgyComputer scienceEngineeringTelecommunicationsCatalysisPhotocatalysisPathologyBiochemistryAerospace engineeringMedicineAlternative medicinePhysical chemistrySupercapacitor Materials and FabricationGas Sensing Nanomaterials and SensorsTransition Metal Oxide Nanomaterials