Minimization of ion transport resistance: diblock copolymer micelle derived nitrogen-doped hierarchically porous carbon spheres for superior rate and power Zn-ion capacitors
Jun Huang, Li Wang, Zhongyou Peng, Mengke Peng, Longbin Li, Xiannong Tang, Yazhou Xu, Licheng Tan, Kai Yuan, Yiwang Chen
Abstract
N-doped hierarchically porous carbon spheres are fabricated for Zn-ion capacitors, and they possess isotropic Zn<sup>2+</sup>diffusion routes and abundant active sites, resulting in minimized transport resistance for fast Zn<sup>2+</sup>storage and high capacity.
Topics & Concepts
Materials scienceCapacitorIonCopolymerCarbon fibersPorosityDopingSPHERESChemical engineeringDiffusionMicroporous materialMicelleNitrogenPolymerComposite materialChemistryOptoelectronicsOrganic chemistryAqueous solutionElectrical engineeringComposite numberThermodynamicsPhysicsAstronomyEngineeringVoltageAdvanced battery technologies researchSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies