1. Department of Chemistry Norwegian University of Science and Technology (NTNU) N-7491 Trondheim Norway
2. Institute of Physics AS CR v.v.i., Na Slovance 2 182 21 Prague 8 Czech Republic.
3. Department of Biotechnology and Nanomedicine SINTEF Industry N-7034 Trondheim Norway
4. Department of Materials Science and Engineering Norwegian University of Science and Technology (NTNU) N-7491 Trondheim Norway