1. Laboratory
of Nanostructured Fluorinated Materials (NFMLab), Department of Chemistry,
Materials, and Chemical Engineering “Giulio Natta”, Politecnico di Milano, via L. Mancinelli 7, 20131 Milano, Italy
2. Department
of Chemistry and Biochemistry, University of California, Los Angeles, California 90095-1569, United States
3. VTT-Technical Research Centre of Finland, P.O. Box
1000, Espoo FI-02044, Finland