Understanding the modulation effect and surface chemistry in a heteroatom incorporated graphene-like matrix toward high-rate lithium–sulfur batteries
Zhenxin Zhao, Zonglin Yi, Huijun Li, Rajesh Pathak, Xiaoqin Cheng, Junliang Zhou, Xiaomin Wang, Qiquan Qiao
Abstract
The graphene-like carbon network helps in improving the affinity for polysulfides and reduces the shuttle effect. Nitrogen and phosphorus act as bifunctional active sites and further reduce the activation energy, leading to superior rate capability.
Topics & Concepts
GrapheneHeteroatomBifunctionalSulfurLithium (medication)ChemistryCarbon fibersNanotechnologyMatrix (chemical analysis)Inorganic chemistryMaterials scienceOrganic chemistryCatalysisComposite numberRing (chemistry)EndocrinologyChromatographyMedicineComposite materialAdvanced Battery Materials and TechnologiesAdvancements in Battery MaterialsFlame retardant materials and properties