DescripciónPart of the experimental set-up for developing a non-destructive method of analysing physical properties of fuel elements. The work is in the hands of the Oesterreichische Studiengesellschaft fur Atomenergie with its ASTRA research reactor at Seibersdorf near Vienna, under an IAEA research contract. The irradiated fuel element to be analysed is on the right, inside the reactor tank behind a 30 cm lead shield.