Catalysts and Electrocatalysts, Eduard-Zintl-Institute of Inorganic and Physical Chemistry, Department of Chemistry, Technical University Darmstadt, Otto-Berndt-Str. 3, 64287 Darmstadt, Germany ...
Institut für Angewandte Physik and Zentrum für Materialforschung, Justus-Liebig-Universität Giessen, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany ...