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The role of magnetism in the search of radiation-resistant materials for fusion reactors

Project description

Stronger, more durable materials for fusion reactors

Nuclear fusion reactors face a challenge: they require materials that can withstand extreme radiation levels without losing their strength or stability. Radiation creates defects such as vacancies and dislocations, which critically affect material performance. These defects are influenced by the material’s magnetic state. However, the connection between magnetism and defect behaviour is poorly understood. With the support of the Marie Skłodowska-Curie Actions programme, the MaDRAS project will use spin-lattice dynamic simulations to explore how magnetism affects defects at the atomic level. The focus will be on FeCr alloys and FeCrNiMn high-entropy alloys. The proposed research could lead to the development of advanced, radiation-resistant materials for fusion reactors and other nuclear technologies.

Objective

Nuclear fusion reactors require materials capable of enduring extreme radiation levels, posing a significant challenge in materials science. Radiaton-induced defects such as vacancies, interstitials, and dislocations critically influence the mechanical and thermal properties of these materials, and their behavior is strongly affected by the material’s magnetic state. Understanding the interplay between magnetism and defect properties is essential for advancing nuclear material development and designing materials with superior mechanical and radiation performance. Spin-Lattice Dynamics (SLD) simulations, which couple atomic and magnetic degrees of freedom, provide an optimal framework and a powerful tool to explore these interactions at the atomistic level.
The MaDRAS project aims to investigate the interconnections between defects and magnetic properties in nuclear materials through SLD simulations. By focusing on the role of magnetism in defect behavior in two candidate materials for fusion reactor, FeCr alloys and FeCrNiMn high entropy alloys, the project seeks to identify mechanisms that contribute to the development of materials with better performance for nuclear applications. The primary goals are to establish a computational framework for assessing both the role of magnetic excitations in radiation-induced defects in nuclear materials and the influence of such defects on magnetic properties. The successful completion of this project will not only contribute to the fundamental understanding of magnetism’s role in defect production and mobility but could also drive significant innovations in the design of materials for fusion reactors and other advanced nuclear technologies.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2024-PF-01

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Coordinator

UNIVERSIDAD DE ALICANTE
Net EU contribution
€ 209 914,56
Address
CAMPUS DE SAN VICENTE RASPEIG
03690 Alicante
Spain
Region
Este Comunitat Valenciana Alicante/Alacant
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data