Zhu, Mingmin
Liu, Sanyang
Jiang, Jiewei
Funding for this research was provided by:
the National Natural Science Foundation of China (61373174)
the National Natural Science Foundation of China (11401454)
the Natural Science Foundation of Shannxi Province (2014JQ1031)
the Fundamental Research Funds for the Central Universities (JB140711, 72135992)