Jinfeng Chen, Peipei Yang, Chunjiao Wang, Sumei Zhan, Lianji Zhang, Zonghao Huang*, Wenwen Li, Cheng Wang, Zijiang Jiang and Chen Shao
* Corresponding author: Zonghao Huang huangzh295@nenu.edu.cn
Nanoscale Research Letters 2011, 6:121 doi:10.1186/1556-276X-6-121