Enhanced irradiation tolerance of Fe30Cr25Ni20Co15Mn10 high-entropy alloy via nanotwin boundaries

Y Zhang, WQ Jiang, A Gokhman, JJ Yang, K Shi… - Journal of Nuclear …, 2021 - Elsevier
High-entropy alloys (HEAs) have been considered as a promising candidate for nuclear
engineering due to their intriguing irradiation tolerance. The microstructure stabilities …

A novel cobalt-free oxide dispersion strengthened medium-entropy alloy with outstanding mechanical properties and irradiation resistance

A Fu, B Liu, B Liu, Y Cao, J Wang, T Liao, J Li… - Journal of Materials …, 2023 - Elsevier
A novel cobalt-free oxide dispersion strengthened (ODS) equiatomic FeCrNi medium
entropy alloy (MEA) was successfully fabricated through mechanical alloying and hot …

First principle-based AKMC modelling of the formation and medium-term evolution of point defect and solute-rich clusters in a neutron irradiated complex Fe …

R Ngayam-Happy, CS Becquart, C Domain - Journal of nuclear materials, 2013 - Elsevier
The formation and medium-term evolution of point defect and solute-rich clusters under
neutron irradiation have been modelled in a complex Fe–CuMnNiSiP alloy representative of …

Metastability driven hierarchical microstructural engineering: overview of mechanical properties of metastable complex concentrated alloys

RS Mishra, SS Nene, M Frank, S Sinha, K Liu… - Journal of Alloys and …, 2020 - Elsevier
Complex concentrated alloys (CCAs) extend the compositional paradigm shift of high
entropy alloys (HEAs) to new microstructural opportunities. CCAs provide opportunities for …

Suppression of vacancy cluster growth in concentrated solid solution alloys

S Zhao, G Velisa, H Xue, H Bei, WJ Weber, Y Zhang - Acta Materialia, 2017 - Elsevier
Large vacancy clusters, such as stacking-fault tetrahedra, are detrimental vacancy-type
defects in ion-irradiated structural alloys. Suppression of vacancy cluster formation and …

Evolution of local lattice distortion under irradiation in medium-and high-entropy alloys

Y Tong, G Velisa, S Zhao, W Guo, T Yang, K Jin, C Lu… - Materialia, 2018 - Elsevier
A major challenge for future nuclear reactors is to design nuclear materials that can sustain
extremely prolonged radiation damage. Local lattice distortion, considered as a core effect of …

Element-dependent evolution of chemical short-range ordering tendency of NiCoFeCrMn under irradiation

Y Zhou, T Shi, J Li, L Wu, Q Peng, C Lu - International Journal of Plasticity, 2023 - Elsevier
The evolution of short-range order (SRO) structures under irradiation has a great impact on
the mechanical properties of high-entropy alloys. In this study, the atomistic mechanism of …

Design considerations for high entropy alloys in advanced nuclear applications

M Moschetti, PA Burr, E Obbard, JJ Kruzic… - Journal of Nuclear …, 2022 - Elsevier
The demanding operating environments of advanced nuclear reactors require the
development of new nuclear materials that can withstand their increased physical, chemical …

Effects of Fe concentration on helium bubble formation in NiFex single-phase concentrated solid solution alloys

X Wang, K Jin, D Chen, H Bei, Y Wang, WJ Weber… - Materialia, 2019 - Elsevier
The formation of helium bubbles and the consequential property degradation are critical
challenges for materials used in advanced nuclear energy systems. The mechanism of …

Diffusion controlled helium bubble formation resistance of FeCoNiCr high-entropy alloy in the half-melting temperature regime

D Chen, S Zhao, J Sun, P Tai, Y Sheng, Y Zhao… - Journal of Nuclear …, 2019 - Elsevier
For the structure materials applied in advanced nuclear energy system, helium bubble
formation is always a big concern which will severely degrade the performance of materials …