Wang, Xingyuan
Liu, Chuanming
Funding for this research was provided by:
the National Natural Science Foundation of Liaoning province (20082165)
the Fundamental Research Funds for the Central Universities (DUT12JB06)
Program for Liaoning Excellent Talents in University (LR2012003)
National Natural Science Foundation of China (CN) (61370145, 61173183, and 60973152)
Doctoral Program Foundation of Institution of Higher Education of China (20070141014)