Black goes green: single-step solvent exchange for sol-gel synthesis of carbon spherogels as high-performance supercapacitor electrodes
Miralem Salihović, Emmanuel Pameté, Stefanie Arnold, Irena Sulejmani, Theresa Bartschmid, Nicola Hüsing, Gerhard Fritz‐Popovski, Chaochao Dun, Jeffrey J. Urban, Volker Presser, Michael S. Elsaesser
Abstract
The novel synthesis of carbon spherogels in organic solvents enables energy and solvent savings and omits supercritical drying. In addition, the resulting carbon spherogels feature excellent capacitance for energy storage in a supercapacitor setup.
Topics & Concepts
SupercapacitorCarbonizationMaterials scienceChemical engineeringCarbon fibersPotassium hydroxideSpecific surface areaActivated carbonCarbon blackPolystyreneAerogelNanotechnologyScanning electron microscopeAdsorptionCapacitanceElectrodeComposite materialOrganic chemistryChemistryCatalysisComposite numberPhysical chemistryEngineeringNatural rubberPolymerSupercapacitor Materials and FabricationAerogels and thermal insulationMesoporous Materials and Catalysis