Yasuyuki Akiyama, Takeshi Mori, Yoshiki Katayama and Takuro Niidome*
* Corresponding author: Takuro Niidome niidome.takuro.655@m.kyushu-u.ac.jp
Nanoscale Research Letters 2012, 7:565 doi:10.1186/1556-276X-7-565
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