Amorphous/crystalline heterostructure design enables highly efficient adsorption–diffusion–conversion of polysulfides for lithium–sulfur batteries
Xiangpeng Wu, Zewei Shen, Daoping Cai, Ban Fei, Mincai Zhao, Junjie Fu, Qidi Chen, Hongbing Zhan
Abstract
A crystalline Bi 2 Se 3 and amorphous BiO x heterostructure has been synthesized as a separator modifier for lithium–sulfur batteries, which can synergistically realize the highly efficient adsorption–diffusion–conversion process of polysulfides.
Topics & Concepts
Amorphous solidSulfurAdsorptionHeterojunctionChemical engineeringDiffusionMaterials scienceSeparator (oil production)Lithium (medication)Inorganic chemistryChemistryOrganic chemistryOptoelectronicsMetallurgyEngineeringPhysicsThermodynamicsMedicineEndocrinologyAdvanced Battery Materials and TechnologiesAdvancements in Battery MaterialsConducting polymers and applications