1. Functional Materials Laboratory, Department of Chemistry and Applied Biosciences, ETH Zurich, Vladimir-Prelog-Weg 1, 8093 Zurich, Switzerland
2. Geothermal Energy and Geofluids Group, Department of Earth Sciences, ETH Zurich, Sonneggstrasse 5, 8092 Zurich, Switzerland
3. Haelixa AG, Otto-Stern-Weg 7, 8093 Zurich, Switzerland