Guan, Chun-jie
Ji, Yu-jia
Hu, Jia-lin
Hu, Chao-nan
Yang, Fei
Yang, Guan-e
Funding for this research was provided by:
National Natural Science Foundation of China (30672621, 81173473)
Shanxi Provincial Natural Science Foundation (2006011099, 2010011048-2)
Shanxi Province Science and Technology Research Projects (051081)
Taiyuan City Science and Technology Project Special Talents Star Project (120247-08)