1. Department
of Nanobiotechnology, Institute for Biologically Inspired Materials, University of Natural Resources and Life Sciences, Muthgasse 11, 1190 Vienna, Austria
2. Department
of Material Science and Process Engineering, Institute of Physics
and Materials Science, University of Natural Resources and Life Sciences Peter-Jordan Strasse 82, 1190 Vienna, Austria
3. Institute
for Inorganic Chemistry, Graz University of Technology, Stremayrgasse
9/V, 8010 Graz, Austria