Gaofeng Liang, Chao Ma, Yanliang Zhu, Shuchun Li, Youhua Shao, Yong Wang and Zhongdang Xiao*
* Corresponding author: Zhongdang Xiao zdxiao@seu.edu
Nanoscale Res Lett 2011, 6:51 doi:10.1007/s11671-010-9797-5
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