IR
Co3O4颗粒的离子液体聚合物碳化成膜机理及其表界面特性
Project Number51404124
蒙延双
Abstract锂离子电池负极材料表面包覆碳膜一直是该领域的研究热点。本项目以Co3O4纳米颗粒表界面为研究对象,利用离子液体聚合物的结构可设计性进行碳化成膜的可控制备,重点研究Co3O4纳米颗粒表面碳膜的形成机理及其表界面的物理化学性质。通过研究表界面特性对其电化学容量和充放电动力学性能的作用机理和影响规律,揭示Co3O4纳米颗粒表面碳膜可控制备-表界面特性-电化学性能之间的关联。本项目的研究对揭示锂离子电池负极材料表面碳膜形成机理及其表界面特性具有重要意义,并为提升我国钴资源的高附加值应用技术提供参考。【英文摘要】Lithium-ionbatteryanodematerialscoatedwithcarbonfilmhavebeenaresearchfocusintheelectrochemicalfieldrecently.Surface&interfaceofCo3O4nanoparticleswillbeemphaticallyresearchedinthisproject.Duetothedesignablestructureofpoly(ionicliquid),poly(ionicliquid)-derivedcarbonfilmontheCo3O4particleswillbepreparedcontrollably.Theformationmechanismofthecarbonfilmandthephysicalandchemicalpropertiesofsurface&interfacebetweencarbonfilmandCo3O4nanoparticleswillbemainlyinvestigated.Effectsofthesurface&interfacecharacteristicsontheelectrochemicalcapacityandthecharge-dischargedynamicsofCo3O4anodematerialwillberesearched.TheassociationbetweencontrollablepreparationofcarbonfilmonCo3O4nanoparticlesurface,surface&interfacecharacteristicsandelectrochemicalperformancewillberevealed.Thestudywillbeagreatsignificanceoncarbonfilmformationmechanismandsurface&interfacecharacteristicsoflithiumionbatteryanodematerials.Simultaneously,itwillprovideareferencevaluefortheapplicationofhighvalue-addedcobaltproducts.
Subtype青年科学基金项目
Project Source国家自然科学基金
2015-01
End Date2017-12
MOST Discipline Catalogue11 - 工程与技术 ; 1101 - 冶金与矿业
Host Institution兰州理工大学
Project Funding250000.0
CountryCN
Language中文
Document Type项目
Identifierhttp://ir.lut.edu.cn/handle/2XXMBERH/64733
Collection兰州理工大学
Recommended Citation
GB/T 7714
蒙延双.Co3O4颗粒的离子液体聚合物碳化成膜机理及其表界面特性.2015.
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