1. Institute of Applied Physics TU Wien Vienna Austria
2. Physics Institute University of Bern Bern Switzerland
3. Department of Physics and Astronomy Uppsala University Uppsala Sweden
4. Institute of Chemical Technologies and Analytics TU Wien Vienna Austria
5. Max‐Planck‐Institute for Plasma Physics Greifswald Germany
6. Institute of Geological Sciences University of Bern Bern Switzerland
7. Space Research Institute (IWF) Austrian Academy of Sciences Graz Austria