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21 个结果
  • 简介:Athree-dimensionalfew-layerreducedgrapheneoxide-wrappedmesoporousLi4Ti5O12(m-LTO@FLRGO)electrodeisproducedusingasimplesolutionfabricationprocess.WhentestedasananodeforLiionbatteries,them-LTO@FL-RGOcompositeexhibitsexcellentratecapabilityandsuperiorcyclelife.Thecapacityofm-LTO@FL-RGOreaches165.4mAhg-1after100cyclesbetween1and2.5Vatarateof1C.Evenatarateof30C,ahighdischargecapacityof115.1mAhg-1isstillobtained,whichisthreetimeshigherthanthepristinemesoporousLi4Ti5O12(m-LTO).Thegraphenenanosheetsareincorporatedintothem-LTOmicrosphereshomogenously,whichprovideahighconductivenetworkforelectrontransportation.

  • 标签: 锂离子电池 负极材料 介孔 石墨 LI4TI5O12 包裹