1. University of PadovaDepartment of Geosciences Via Giotto 1 Padova 35122 Italy
2. University of BonnDepartment of Geodynamics and Geophysics Nussallee 8 Bonn 53115 Germany
3. University of Milano‐BicoccaDepartment of Geological Sciences and Geotechnologies Piazza della Scienza 4 Milano 20126 Italy
4. Central Institute for Electronics (ZEL) Forschungszentrum Jülich GmbH Jülich 52425 Germany