* Corresponding authors

^a Nanoscience Center, Department of Chemistry, University of Jyväskylä, P.O. Box 35, Finland
E-mail: Kari.Rissanen@jyu.fi
Fax: +358-14-2602651
Tel: +358-14-2602672

^b Department of Chemistry, University of Jyväskylä, P.O. Box 35, Finland

^c Laboratory of Nanostructured Fluorinated Materials (NFMLab), Department of Chemistry, Materials, and Chemical Engineering “Giulio Natta”, Politecnico di Milano, Via L. Mancinelli 7, Italy
E-mail: pierangelo.metrangolo@polimi.it
Fax: +39 02 2399 3180
Tel: +39 02 2399 3041