1. Institute for Applied Geophysics and Geothermal Energy, E.ON Energy Research Center; RWTH Aachen University; Aachen Germany
2. Schlumberger GmbH; Zweigniederlassung Aachen; Aachen Germany
3. Department of Earth Science and Engineering; Imperial College; London UK
4. Geothermal Energy and Geofluids Group, Department of Earth Sciences; ETH Zürich; Switzerland