Yon-Rui Toh, Pyng Yu*, Xiaoming Wen, Jau Tang* and Tao-shih Hsieh
* Corresponding authors: Pyng Yu pyngyu@gate.sinica.edu.tw - Jau Tang jautang@gate.sinica.edu.tw
Nanoscale Research Letters 2013, 8:103 doi:10.1186/1556-276X-8-103
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