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Information × Registration Number 0121U113586, ( 0222U004977  ) R & D request Title Phase-field modeling evolution of defect structure and the change in mechanical and corrosion properties of zirconium alloys irradiated at reactor conditions Head Kharchenko Vasyl O., Доктор фізико-математичних наук Registration Date 27-10-2021 Organization Institute of Applied Physics National Academy of Sciences of Ukraine popup.description1 Development of theoretical models and algorithms for modeling the processes of precipitation/dissolution of precipitates of secondary phases, evolution of the defect structure and radiation growth in alloys based on zirconium with additions of niobium, tin and iron during annealing of a solid solution and irradiation of an annealed sample with the study of the dynamics of radiation-stimulated segregation of impurities within the framework of the hybrid approaches based on the phase field theory, as well as the study of the mechanical and corrosion properties of these alloys by using the theory of elasticity and thermodynamic approaches. Development of recommendations regarding the possible optimal elemental composition of zirconium alloys with improved physical and mechanical properties and resistance to irradiation in reactor conditions. popup.nrat_date 2024-12-09 Close