Kamatchi J Sankaran, Srinivasu Kunuku, Shiu-Cheng Lou, Joji Kurian, Huang-Chin Chen, Chi-Young Lee, Nyan-Hwa Tai*, Keh-Chyang Leou, Chulung Chen and I-Nan Lin*
* Corresponding authors: Nyan-Hwa Tai nhtai@mx.nthu.edu.tw - I-Nan Lin inanlin@mail.tku.edu.tw
Nanoscale Research Letters 2012, 7:522 doi:10.1186/1556-276X-7-522