1. University of Hamburg Institute of Geophysics Hamburg Germany
2. GEOMAR Helmholtz Centre for Ocean Research Kiel Kiel Germany
3. CNRS IRD OPGC Laboratoire Magmas et Volcans Université Clermont Auvergne Clermont‐Ferrand France
4. Department of Geology and Geoenvironment National and Kapodistrian University of Athens Zografou Athens Greece