1. Department
of Physics, Tampere University of Technology, PO Box 692, FI-33101 Tampere, Finland
2. Faculty
of Biochemistry, Biophysics and Biotechnology, Jagiellonian University, ul. Gronostajowa 7, 30-387 Kraków, Poland
3. MEMPHYS
Center for Biomembrane Physics, University of Southern Denmark, DK-5230 Odense, Denmark