1. Physics of Geological Processes, NJORD Centre University of Oslo Oslo Norway
2. Department of Geosciences University of Oslo Oslo Norway
3. Department of Physics University of Oslo Oslo Norway
4. Université de Lyon, Ecole Centrale de Lyon, ENISE, ENTPE, CNRS, Laboratoire de Tribologie et Dynamique des Systèmes LTDS UMR 5513, F‐69134 Ecully France
5. University Grenoble Alpes, University Savoie Mont Blanc, CNRS, IRD, IFSTTAR, ISTerre Grenoble France