Jiao, Yasen
Du, Pufeng
Funding for this research was provided by:
National Natural Science Foundation of China (NSFC 61005041)
Specialized Research Fund for the Doctoral Program of Higher Education of China (SRFDP 20100032120039)
Natural Science Foundation of Tianjin Municipality (12JCQNJC02300)
China Postdoctoral Science Foundation (2012T50240, 2013M530114)