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探讨国际合作中国家主导的合作研究网络的构建与分析方法,将以国家为主导的研究意为文章第一作者或通讯作者的国籍是该国。以低维碳材料领域为例,使用Pajek分别绘制中国主导及其他国家主导、中国作为合作者的国际合作网络,并进一步以中、美合作为例,分析不同国家主导的合作内容差异。构建的国家主导的合作网络是消除了其它国家间合作关系的星型网络,更能突出中心国家主导作用下与其他国家的合作情况,有利于国际比较分析。

This paper establishes a method to construct the country － leading cooperation network in international cooperation． Country －leading cooperation means the nationality of the first author or the corresponding author of an article is the country in question． Taking low dimensional carbon materials filed as an example，using Pajek to draw country cooperation networks: China as the leading country ( first author or corresponding author) and other countries as the leading country while China as a cooperator，the paper further analyzes the cooperation contents differences with different leading countries in a case study of the international cooperation between China and USA． It is found that country － leading cooperation network is a star network which eliminates other countries＇ cooperation，it helps show the leading role of a country in a better way，and it is advantageous to the international comparative analysis．