Promoting sulfur redox kinetics of atomically dispersed Fe–NC electrocatalysts by carbon vacancies toward robust lithium–sulfur batteries
Jie Zhang, Dawei Yang, Canhuang Li, Qianhong Gong, Wei Bi, Wei‐Hong Lai, Shengjun Li, Yaojie Lei, Guangmin Zhou, Andreu Cabot, Guoxiu Wang
Abstract
Rationally designed multifunctional polysulfide mediators based on a novel highly conductive iron-based SAC supported on nitrogen-doped carbon containing abundant carbon vacancies are demonstrated as excellent cathode materials in Li–S batteries.
Topics & Concepts
ElectrocatalystSulfurRedoxKineticsLithium (medication)Carbon fibersVacancy defectChemistryInorganic chemistryMaterials scienceChemical engineeringElectrochemistryElectrodeOrganic chemistryPhysical chemistryCrystallographyComposite numberPhysicsEngineeringEndocrinologyMedicineQuantum mechanicsComposite materialAdvanced Battery Materials and TechnologiesAdvanced battery technologies researchAdvancements in Battery Materials