Amadeus PZ Stevenson, Duani Blanco Bea, Sergi Civit, Sonia Antoranz Contera, Alberto Iglesias Cerveto and Sonia Trigueros*
* Corresponding author: Sonia Trigueros s.trigueros1@physics.ox.ac.uk
Nanoscale Research Letters 2012, 7:151 doi:10.1186/1556-276X-7-151