Petra Granitzer*, Klemens Rumpf, Toshiyuki Ohta, Nobuyoshi Koshida, Peter Poelt and Michael Reissner
* Corresponding author: Petra Granitzer petra.granitzer@uni-graz.at
Nanoscale Research Letters 2012, 7:384 doi:10.1186/1556-276X-7-384
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