Huihui Pan, Vanessa Li Zhang, Kai Di, Meng Hau Kuok*, Hock Siah Lim*, Ser Choon Ng, Navab Singh and Adekunle Olusola Adeyeye*
* Corresponding authors: Meng Hau Kuok phykmh@nus.edu.sg - Hock Siah Lim phylimhs@nus.edu.sg - Adekunle Olusola Adeyeye eleaao@nus.edu.sg
Nanoscale Research Letters 2013, 8:115 doi:10.1186/1556-276X-8-115
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