Hu, Yang
Gao, Yu-Rong
Wei, Wei
Zhang, Kai
Feng, Jia-Yue
Funding for this research was provided by:
National Natural Science Foundation of China (31201657)
Fundamental Research Funds for the Central Universities (QN2013019, 2452015287)
Shaanxi Province Science and Technology Research and Development Program (2014K02-02-02)