MXenes的表面改性及其在碱金属离子电池中应用的研究进展  

Research progresses on surface modifications and applications of MXenes-based nanocomposites in alkali metal ion batteries

作　　者：董旭晟 赵瑞正 孙彬 周国伟 DONG Xusheng;ZHAO Ruizheng;SUN Bin;ZHOU Guowei(Key Laboratory of Fine Chemicals in Universities of Shandong,School of Chemistry andPharmaceutical Engineering,Qilu University of Technology,Jinan 250353,China;Key Laborary for Liquid-Solid Structural Erolution and Processing of Materials Ministry of Education,School of Materials Science and Engineering,Shandong University,Jinan 250061,China)

机构地区：[1]齐鲁工业大学化学与制药工程学院山东省高校轻工精细化学品重点实验室,济南250353 [2]山东大学材料科学与工程学院材料液固结构演变与加工教育部重点实验室,济南250061

出　　处：《功能材料》2020年第9期9031-9044,共14页Journal of Functional Materials

基　　金：国家自然科学基金资助项目(51972180,51572134);山东省重点研发计划资助项目(2019GGX102070);济南市高校院所创新团队资助项目(2018GXRC006)。

摘　　要：二维(2D)MXenes纳米材料因其独特的物理/化学性质以及在能源材料中的广泛应用而备受关注。然而,MXenes在电化学储能领域面临诸多问题,如固有的低容量、自堆叠、不利的表面官能团等。针对以上问题,迫切需要对MXenes材料进行表面改性,以提高储能系统的性能,解决其在发展高性能储能技术的问题。本文简要总结了MXenes的合成方法,介绍了基于MXenes表面改性的最新研究进展,探讨了MXenes纳米复合材料的性能以及在锂离子电池、钠离子电池、钾离子电池等碱金属离子电池中的应用。最后,对MXenes纳米复合材料在未来碱金属离子电池的应用中所面临的挑战和发展前景进行了展望。Two-dimensional(2 D)MXene nanomaterials have attracted increasing and significant attention in electrochemical energy storage and conversion due to their unique physical/chemical properties,such as excellent electronic conductivity,tunable layer structure,and abundant surface functional groups.However,the inherent restacking tendency of ultrathin MXenes,low capacity and unfavorable surface functional groups hinder their practical application.Addressing the above issues,it is urgent to modify the surface of MXene nanomaterials to improve the performance of energy storage system and solve the problems in the development of high-performance energy storage technologies.In this review,the synthesis method of MXenes was briefly summarized.The latest research progresses based on surface modification of MXenes was introduced.The performance of MXene nanocomposites materials and their applications in alkali metal ion batteries,such as lithium ion batteries,sodium ion batteries,potassium ion batteries were discussed.Finally,the challenges and prospects of MXene nanocomposites in the future applications of alkali metal ion batteries were also presented.

关 键 词：二维材料 MXenes 表面改性 纳米复合材料 碱金属离子电池 

分 类 号：TB34[一般工业技术—材料科学与工程] O646[理学—物理化学]