1. Empa, Swiss Federal Laboratories for Materials Science and Technology, Technology and Society Laboratory, Lerchenfeldstrasse 5, 9014 St. Gallen, Switzerland
2. Empa, Swiss Federal Laboratories for Materials Science and Technology, Electron Microscopy Center, Ueberlandstrasse 129, 8600 Dübendorf, Switzerland
3. Eawag, Swiss Federal Institute of Aquatic Science and Technology, Process Engineering, Ueberlandstrasse 133, 8600 Dübendorf, Switzerland