1. Department
of Physics and Helsinki Institute of Physics, University of Helsinki, P.O. Box 43, FI-00014 Helsinki, Finland
2. Nanoparticles
by Design Unit, Okinawa Institute of Science and Technology (OIST) Graduate University, 1919-1 Tancha, Onna-Son, Okinawa 904-0495, Japan
3. Nanotechnology
Research Laboratory, Al-Quds University, East Jerusalem, P.O. Box 51000, Palestine