1. Division of Applied Electrochemistry, Department of Chemical Engineering, KTH Royal Institute of Technology, Stockholm, SE-100 44, Sweden
2. Montanuniversität Leoben, Institute of Chemistry of Polymeric Materials, Otto-Glöckel-Strasse 2, A-8700 Leoben, Austria
3. Department of Chemistry – Ångström Laboratory Uppsala University, Box 538, 751 21 Uppsala, Sweden
4. Department of Mechanical and Energy Engineering, Integrated Nanosystems Development Institute, Indiana University-Purdue University Indianapolis, Indianapolis, IN 46202, USA
5. School of Materials Engineering, Purdue University, West Lafayette, IN 47907, USA
6. School of Mechanical Engineering, Purdue University, West Lafayette, IN 47907, USA