Wang, Gang
Funding for this research was provided by:
China Postdoctoral Science Foundation funded project (2013M531566)
Promotive Research Fund for Young and Middle-aged Scientists of Shandong Province (BS2012SF008)
the Specialized Research Fund for the Doctoral Program of Higher Education of China (20113705120004,20113705110002)
the Natural Science Foundation of China (61403228,11171180,11401438)