Zhou, Zhehai
Zhu, Zhendong
Zhu, Lianqing
Funding for this research was provided by:
National Science Foundation of China (61475021, 61108047)
Program for New Century Excellent Talents in University, China (NCET-13-0667)
Beijing Top Young Talents Support Program (CIT&TCD201404113)
Beijing Municipal Natural Science Foundation (CN) (4152015)