1. Institute of Energy and Climate Research—Nuclear Waste Management (IEK‐6) JARA‐CSD Forschungszentrum Jülich GmbH Jülich Germany
2. Laboratory for Waste Management Paul Scherrer Institut Villigen Switzerland
3. Institute of Geological Sciences University of Bern Bern Switzerland
4. Institute of Building Materials and Concrete Structures (IMB) Karlsruhe Institute of Technology (KIT) Karlsruhe Germany