Regulating the d band in WS_(2)@NC hierarchical nanospheres for efficient lithium polysulfide conver

• 作 者: Jintao Liu Shuhao Xiaoa Le Cha
• 机 构: SchoolofMaterialsandEnergy,CenterforAppliedChemistry,InstituteofFundamentalandFrontierSciences
• 出 处: 能源化学:英文版
• 发表日期: 2021年5期
• 关键词: Dband regulation Density of states DFT theoretical calculations Metal sulfides L
• 基金项目: financially supported by National Key Research and Development Program(2018YFB1502503),Fundamental Research Funds for the Central Universities(ZYGX2019J030),Sichuan Science and Technology Program(2020

The performance of lithium-sulfur batteries is deteriorated by the inferior conductivity of sulfur,the shuttle effect of lithium polysulfides(LiPSs),sluggish redox kinetics of polysulfide intermediates and serious volumetric expansion of sulfur.To overcom