N-doped porous carbon spheres as metal-free electrocatalyst for oxygen reduction reaction
Guangyuan Ren, Shaoqing Chen, Junxian Zhang, Nianji Zhang, Chuanlai Jiao, Haifa Qiu, Chongxuan Liu, Hsing‐Lin Wang
Abstract
We demonstrate a template-free strategy to synthesize N-doped carbon spheres by pyrolysis of self-assembled UF resin. The NPCS-900 exhibits excellent ORR electrocatalytic performance both in alkaline and acid solution compared to that of Pt/C.
Topics & Concepts
ElectrocatalystPyrolysisCarbon fibersOxygen reduction reactionSPHERESMaterials sciencePorosityChemical engineeringOxygen reductionDopingMetalInorganic chemistryCatalysisChemistryElectrochemistryElectrodeOrganic chemistryComposite numberMetallurgyComposite materialPhysical chemistryEngineeringPhysicsOptoelectronicsAstronomyElectrocatalysts for Energy ConversionFuel Cells and Related MaterialsAdvanced battery technologies research