1. Department of Chemistry and Applied BiosciencesLaboratory of Inorganic ChemistryETH Zürich Vladimir‐Prelog‐Weg 1 CH‐8093 Zürich Switzerland
2. Laboratory for Transport at Nanoscale InterfacesEmpa – Swiss Federal Laboratories for Materials Science and Technology Überlandstrasse 129 CH‐8600 Dübendorf Switzerland
3. Department of Mechanical and Process EngineeringLaboratory of Thermodynamics in Emerging TechnologiesETH Zürich Sonneggstrasse 3 CH‐8092 Zürich Switzerland
4. Laboratory for Thin Films and PhotovoltaicsEmpa – Swiss Federal Laboratories for Materials Science and Technology Überlandstrasse 129 CH‐8600 Dübendorf Switzerland
5. Department of PhysicsUniversity of Basel Klingelbergstrasse 82 CH‐4056 Basel Switzerland
6. Laboratory for nanotech@surfacesEmpa – Swiss Federal Laboratories for Materials Science and Technology Überlandstrasse 129 CH‐8600 Dübendorf Switzerland
7. James Franck InstituteUniversity of Chicago 929 E. 57th Street Chicago IL 60637 USA