Affiliation: | 1. Department of Materials and Surface Chemistry and Competence Centre for Catalysis, Chalmers University of Technology, 412 96 Göteborg, Sweden, Fax: (+46) 31‐160062;2. Department of Chemistry, University of Aarhus, 8000 Aarhus, Denmark;3. Department of Physics and Engineering Physics, Chalmers University of Technology, 412 96 Göteborg, Sweden;4. Department of Chemical Engineering and Technology, Applied Electrochemistry, Royal Institute of Technology, 100 44 Stockholm, Sweden;5. Department of Chemistry and Biochemistry, Materials Department, University of California, Santa Barbara, CA 93106, USA |