1. Institute of Physics, Faculty
of Physics, Astronomy and Informatics, Nicolaus Copernicus University, Grudziadzka 5, 87-100 Torun, Poland
2. Department of Applied Mathematics
and Computer Science, Technical University of Denmark, 2800 Kgs. Lynbgy, Denmark
3. Department of Physical
Chemistry
and Center for Research in Biological Chemistry and Molecular Materials
(CIQUS), University of Santiago de Compostela, 15782 Santiago
de Compostela, Spain