Fabrication and characteristic detection of graphene nanoelectrodes

查看全文 作　　者：XIE [1,2]ShuangXi;LIU [1,2]ZengLei;JIAO [1]NianDong;TUNG [1,3]Steve;LIU [1]LianQing

机构地区：[1]State Key Laboratory of Robotics, Shenyang Institute of Automation, Chinese Academy of Sciences;[2]University of Chinese Academy of Sciences;[3]Department of Mechanical Engineering, University of Arkansas

出　　处：《Science China(Technological Sciences)》索引2014年第57卷第10期,共6页

基　　金：supported by the National Natural Science Foundation of China(Grant Nos.61106109,61304251);the CAS/SAFEA Internaional Partnership Program for Creative Research Teams 摘　　要：Graphene has the advantages of high electrical conductivity,high heat conductivity,and low noise,which makes it a potential option for integrated circuits interconnection and nanoelectrodes.In this paper,we present a novel fabrication method for graphene nanoeletrodes with nanogap.First,graphene grown by chemical vapor deposition(CVD)is assembled to a chip with microelectrodes.Second,an atomic force microscopy(AFM)based mechanical cutting method is developed to cut the graphene into nanoribbons and nanoeletrodes with nanogap.Then the electronic property of a single nanodot is characterized using the garphene nanoelectrodes,demonstrating the effectiveness of the graphene nanoelectrodes.The fabricated graphene nanoeletrode pairs can be used as probes to detect single molecule in micro-environment,and show an attractive prospect for future molecular electronics applications. 关键词：纳米电极制造方法特性检测石墨分子电子学化学气相沉积原子力显微镜高导电性

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Fabrication and characteristic detection of graphene nanoelectrodes

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