Dipolar and catalytic effects of an Fe<sub>3</sub>O<sub>4</sub> based nitrogen-doped hollow carbon sphere framework for high performance lithium sulfur batteries
Shungui Deng, Qihua Li, Yanhua Chen, Chao Wang, Hongbin Zhao, Jiaqiang Xu, Jinghua Wu, Xiayin Yao
Abstract
Well-designed hollow carbon sphere with embedded Fe<sub>3</sub>O<sub>4</sub> nanoparticles is fabricated as sulfur host for Li–S batteries. The high catalytic activity of Fe<sub>3</sub>O<sub>4</sub> can accelerate the redox conversion of polysulfide, facilitating the reaction kinetics.
Topics & Concepts
PolysulfideCatalysisSulfurCarbon fibersLithium (medication)Materials scienceNitrogenInorganic chemistryRedoxDopingChemical engineeringNanoparticleKineticsNanotechnologyPhysical chemistryChemistryElectrodeMetallurgyOrganic chemistryComposite numberComposite materialEngineeringOptoelectronicsEndocrinologyQuantum mechanicsMedicinePhysicsElectrolyteAdvanced Battery Materials and TechnologiesAdvancements in Battery MaterialsAdvanced battery technologies research