关键词: 国际合作, 时间特征, 国别特征, 卓越学术, 合作网络, International Collaboration, Age Characteristics, Nation Characteristics, Excellent Academics, Collaboration Networks

Abstract: This paper analyzes the collaborative characteristics and trends of excellent academics taking the view of age and space on national level. Based on H-index papers of C9 league from Web of Science, the major findings of this study are presented as follows: (1) Project 211 and Project 985 not only greatly promote international collaboration but also improve the structure of collaborative nations;(2) Both the ratio related collaborated outputs to all outputs of C9 league and collaborated outputs go through 3 stages, while the different performance between the two reveals the way laying the excellent academics on the international collaboration goes into the bottleneck;(3) All the collaborative nations commit the “80/20” law, and its major is emerged as three groups of the G7, BRICs and Asian newly industrialized countries; (4) The capacity to control and lead the outputs of collaborated excellent academics should be strengthened for China; (5) America is the only nation which can act as a broker, possessing the ability and possibility to control other collaborative nations as China in each Chinese collaborative network. Finally, the paper discusses the deficiencies and possible improvements in the future.