Long-term radionuclide retention in the near field: collaborative R&D studies within EURAD focusing on container optimisation, mobility, mechanisms and monitoringMarcus Altmaier, Johan Bertrand, Sergey Churakov and Nikitas DiomidisEPJ Nuclear Sci. Technol., 8 (2022) 27DOI: https://doi.org/10.1051/epjn/2022022