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时间:2020-04-14
《三维石墨烯网络在超级电容器中的应用(英文)-论文.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第30卷第3期新型炭材料Vo1.30No.32015年6月NEWCARB0NMATERIALSJun.2015文章编号:1007—8827(2015)03-0193—14三维石墨烯网络在超级电容器中的应用李晨,张熊,王凯,张海涛,孙现众,马衍伟(中国科学院电工研究所,北京loo19o)摘要:三维石墨烯网络(3DGNs)能够缩短电解质离子的扩散距离,提供快速电子输运通道,并能充当骨架以与赝电容材料进行复合,因而在超级电容器中得到了广泛应用。本文主要综述近年来三维石墨烯网络及其复合材料在超级电容器电极材料方面的的进展,论述提升三维石墨烯基超级电容器性能的途径,最后展望了未来三维石墨烯网络的前景
2、。关键词:三维;石墨烯;超级电容器;纳米结构;能量存储中图分类号:TQ127.11文献标识码:A基金项目:国家自然科学基金(51472238,51025726).通讯作者:马衍伟,研究员.E—mail:ywma@mail.1ee.ac.cnThreedimensionalgraphenenetworksforsupercapacitorelectrodematerialsLIChen,ZHANGXiong,WANGKai,ZHANGHai—tao,SUNXian—zhong,MAYan—wei(InstituteofElectricalEngineering,ChineseAcademyo
3、fSciences,Beijing100190,China)Abstract:Threedimensionalgraphenenetworks(3DGNs)arepromisingelectrodematerialsinelectrochemicalapplicationsbe-causetheyprovideshortdiffusionpathwaysforelectrolyteionsandfasttransportchannelsforelectrons,andactasanidealscaffoldforformingcompositeswithpseudocapacitivema
4、terialstoobtainasynergisticeffect.Thisreviewoffersalloverviewofrecentad-vancesinthesynthesisof3DGNsandtheircompositesaselectrodesinsupercapacitors.Inparticular,methodstoenhancethecapaci—riveperformanceof3DGN-basedsupercapacitorsaresummarized.Prospectsforthefuturedevelopmentof3DGNsarepresentedatthe
5、end.Keywords:Threedimensional;Graphene;Supercapacitor;Nanostructure;EnergystorageReceiveddate:2015—01-29;Reviseddate:2015-04—12Foundationitem:NationalNaturalScienceFoundationofChina(51472238,51025726).Correspondingauthor:MAYan—wei,Professor.E—mail:ywma@mail.iee.ac.cnEnglisheditionavailableonlineSc
6、ienceDirect(http://www.sciencedirect.com/science/journal/18725805)DOI:10.1016/S1872-5805(15)60185-81Introductiontionaryeventinrationaldesignandfabricationofe—lectrodematerials,owingtoitssuperiorphysicalandSupercapacitorsrepresentanimportantelectro.chemicalpropertiesresultedfromtheuniquetwo..di.che
7、micalenergystoragedeviceforcleanandsustain.mensional(2D)honey.comblayerstructureofspablepowersupply,owingtotheiroutstandingmeritshybridizedcarbonatoms.suchasitshighintrinsictosimultaneouslyprovidehigherpowerdensi
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