Atomically distributed asymmetrical five-coordinated Co–N<sub>5</sub> moieties on N-rich doped C enabling enhanced redox kinetics for advanced Li–S batteries
Fanchao Zhang, Zihuan Tang, Tengfei Zhang, Hong Xiao, Huifeng Zhuang, Xiao Liang, Lirong Zheng, Qiuming Gao
Abstract
An atomically distributed asymmetrical five-coordinated Co–N 5 anchored on N-rich doped carbon (CoN 5 SA/NC) is prepared via a urea-mediated pyrolysis strategy and used as a highly efficient sulfur redox reaction electrocatalyst for application in Li–S batteries.
Topics & Concepts
RedoxElectrocatalystKineticsPyrolysisDopingSulfurCarbon fibersChemistryMaterials scienceChemical engineeringInorganic chemistryElectrochemistryNanotechnologyElectrodePhysical chemistryComposite numberOptoelectronicsOrganic chemistryPhysicsEngineeringComposite materialQuantum mechanicsAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesChemical Synthesis and Characterization