Enlarging the porosity of metal–organic framework-derived carbons for supercapacitor applications by a template-free ethylene glycol etching method
Ruijing Xin, Minjun Kim, Ping Cheng, Aditya Ashok, Silvia Chowdhury, Teahoon Park, Azhar Alowasheeir, Md. Shahriar A. Hossain, Jing Tang, Jin Woo Yi, Yusuke Yamauchi, Yusuf Valentino Kaneti, Jongbeom Na
Abstract
Enlargement of micropores in zeolitic imidazolate framework particles into mesopores is achieved via an ethylene glycol-assisted aqueous etching method. The etched carbon shows a higher specific capacitance than unetched one at high scan rates.
Topics & Concepts
Ethylene glycolSupercapacitorMaterials scienceEtching (microfabrication)PorosityMicroporous materialAqueous solutionChemical engineeringImidazolateMesoporous materialZeolitic imidazolate frameworkMetalCarbon fibersNanotechnologyCapacitanceMetal-organic frameworkOrganic chemistryComposite materialChemistryMetallurgyAdsorptionElectrodeLayer (electronics)CatalysisEngineeringPhysical chemistryComposite numberSupercapacitor Materials and FabricationMetal-Organic Frameworks: Synthesis and ApplicationsCovalent Organic Framework Applications