Lu, Yan-Jie
Geng, Zhi-Jun
Sun, Xiao-Yan
Li, Yu-Hong
Fu, Xiao-Bing
Zhao, Xiang-Yang
Wei, Bo
Funding for this research was provided by:
Science and technology support program of Hebei Province of China (13277779D)
National Natural Science Foundation of China (30901564, 81372067, 81121004, 81230041)
National Basic Science and Development Programme (2012CB518105)
Beijing Novel Program (2009A38, 2008B53)