The requirement of the fast three-dimensional radiation field calculation is raised during the decommissioning of large-scale nuclear installations. The most of
Lead and lead-alloys are proposed in future advanced nuclear system as coolant and spallation target.To test the natural circulation and gas-lift and obtain the
Alpha radiolysis of nitric acid aqueous solution by a 238Pu source is investigated experimentally and theoretically.The time dependence of the nitrous acid yiel