Karolina Wilgosz, Xuecheng Chen*, Krzysztof Kierzek, Jacek Machnikowski, Ryszard J Kalenczuk and Ewa Mijowska
* Corresponding author: Xuecheng Chen xchen@zut.edu.pl
Nanoscale Research Letters 2012, 7:269 doi:10.1186/1556-276X-7-269
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