Jiang-Yong Zhang, Wen-Jie Liu, Ming Chen, Xiao-Long Hu, Xue-Qin Lv, Lei-Ying Ying and Bao-Ping Zhang*
* Corresponding author: Bao-Ping Zhang bzhang@xmu.edu.cn
Nanoscale Research Letters 2012, 7:244 doi:10.1186/1556-276X-7-244
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