Chen, Xuegao
Liu, Xue
Yi, Peng
Aldahan, Ala
Yu, Zhongbo
Chen, Li
Possnert, Göran
Funding for this research was provided by:
National Science Foundation of China (51309075, 41323001)
The Funds for Creative Research Groups of China (51421006)
Fundamental Research Funds for the Central Universities (2013B31314)