Journal: Micro and Nanosystems Volume: 6 Issue: 1 Year: 2014 Page: 14-20 Author(s): Tatyana Koutzarova,Svetoslav Kolev,Ivan Nedkov,Kiril Krezhov,Daniela Kovacheva,Chavdar Ghelev,Benedicte Vertruyen,Catherine Henrist,Rudi Cloots