Promoting sulphur conversion chemistry with tri-modal porous N, O-codoped carbon for stable Li–S batteries
Dapeng Wu, Jiayi Liu, Junliang Chen, Huanhuan Li, Ruiguo Cao, Wenchao Zhang, Zhiyong Gao, Kai Jiang
Abstract
A tri-modal hierarchical porous carbon framework with N, O dual heteroatom doping is designed and prepared. The synergy between optimized pore size distribution and efficient surface-chemistry confinement of sulfur resulted in quick redox kinetics of lithium polysulfides.
Topics & Concepts
HeteroatomSulfurCarbon fibersLithium (medication)PorosityModalRedoxChemical engineeringChemistryKineticsDopingMaterials scienceInorganic chemistryPolymer chemistryOrganic chemistryRing (chemistry)Composite materialEngineeringComposite numberMedicineQuantum mechanicsOptoelectronicsEndocrinologyPhysicsAdvanced Battery Materials and TechnologiesAdvancements in Battery MaterialsAdvanced battery technologies research