Kozhevnikov Alexey Nikolaevich Assistant Professor, Cand. Sci. (Engineering) National research center «Kurchatov institute» kozhevnikov_an@nrcki.ruOn the necessity and the role of descriptors of neutron activated structural and shielding materials of nuclear installations for future decommissioning 9/20/2018 2018 - #03 Nuclear power plants Bylkin B.K. Engovatov I.A. Kozhevnikov A.N. Sinyushin D.K.