N/O Co-doped Porous Carbons Derived from Coal Tar Pitch for Ultra-high Specific Capacitance Supercapacitors
Yuan‐Jia Cao, Cuiying Lu, Zhiwen Zhang, Zhen Wang, Yu-Hong Kang, Ting-ting Yang, Guang‐Hui Liu, Xian‐Yong Wei, Hongcun Bai
Abstract
. After 10,000 charge/discharge cycles, the retention rate was as high as 96.7%. In order to obtain high-performance carbon-based SCs, the effective identification and regulation of organic N/O species is necessary.
Topics & Concepts
SupercapacitorPseudocapacitanceCapacitanceMaterials scienceElectrochemistryElectrodeChemical engineeringCoal tarCarbon fibersCurrent densityPower densityPorositySpecific surface areaDopingAnalytical Chemistry (journal)CoalOptoelectronicsComposite materialChemistryOrganic chemistryPower (physics)CatalysisComposite numberEngineeringPhysical chemistryQuantum mechanicsPhysicsSupercapacitor Materials and FabricationConducting polymers and applicationsElectrochemical sensors and biosensors