Ultrathin double-shell nanotubes of narrow band gap titanium oxide@carbon as efficient polysulfide inhibitors towards advanced lithium–sulfur batteries
Weiqi Yao, Weizhong Zheng, Kun Han, Shengxiong Xiao
Abstract
“Double-shell” nanotubes of oxygen vacancy titanium oxide embedded nitrogen-doped carbon (OV-TiO<sub>2−x</sub>@NC) are designed as a robust host for Li–S batteries.
Topics & Concepts
PolysulfideSulfurMaterials scienceTitanium oxideTitaniumLithium (medication)Vacancy defectCarbon fibersOxideCarbon nanotubeNitrogenOxygenNanotechnologyShell (structure)Band gapDopingInorganic chemistryChemical engineeringChemistryElectrodeOptoelectronicsComposite materialMetallurgyPhysical chemistryComposite numberElectrolyteMedicineEndocrinologyEngineeringCrystallographyOrganic chemistryAdvanced Battery Materials and TechnologiesAdvancements in Battery MaterialsInorganic Chemistry and Materials