thermal neutron separation effectModeling of Closed Internal Fuel Cycle of a Nuclear Reactor 3/18/2021 2021 - #01 Fuel cycle and nuclear waste management Drobyshevsky Yu.V. Stolbov S.N. Anfimov I.M. Varlachev V.A. Kobeleva S.P. Nekrasov S.A. Korzhenevsky A.V.