Embrittlement of Steels in Neutron Irradiation Environments

ONR is seeking to engage one of the Technical Support Contractors (TSC) appointed on Lot 2 of its Technical Support Framework. DDRs developed using data compilations from reactors in different countries show apparently national biases in the effects of irradiation in that a DDR developed from surveillance data from that country's fleet will predict the behaviour of that fleet well, but will show both increased uncertainty and bias with respect to another country's fleet. An understanding of the causes underlying th...