Jong Hwa Park, Ji Man Kim, Mingshi Jin, Jong-Ki Jeon, Seung-Soo Kim, Sung Hoon Park, Sang Chai Kim and Young-Kwon Park*
* Corresponding author: Young-Kwon Park catalica@uos.ac.kr
Nanoscale Research Letters 2012, 7:14 doi:10.1186/1556-276X-7-14
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