Irradiation hardening behavior of high entropy alloys using random field theory informed discrete dislocation dynamics simulation

Y Chen, S Wang, H Feng, W Li, B Liu, J Li, Y Liu… - International Journal of …, 2023 - Elsevier
High entropy alloys (HEAs) exhibit outstanding radiation resistance over traditional alloys
owing to severe lattice distortion, and therefore, would be regarded as candidate materials …

The effect of interstitial carbon atoms on defect evolution in high entropy alloys under helium irradiation

Z Su, T Shi, J Yang, H Shen, Z Li, S Wang, G Ran, C Lu - Acta Materialia, 2022 - Elsevier
In this work, a design strategy based on a typical multi-principal element alloy (Fe 50 Mn 30
Co 10 Cr 10, at.%) was proposed to tune the irradiation behavior by adding interstitial …

High entropy alloys: irradiation

S Zhao, Y Zhang, W Weber - 2021 - osti.gov
High entropy alloys (HEAs) have been considered as structural materials for nuclear
applications due to their promising mechanical properties and radiation resistance. For this …

The preexisting edge dislocations as recombination center of point defects enhancing irradiation tolerance in CoCrCuFeNi high entropy alloy

Y Liu, R Li, Q Peng - Materialia, 2022 - Elsevier
Defect clusters including dislocations, grain boundaries, and precipitations can serve as sink
sources for point defects during radiation damage. As a result, radiation tolerance can be …

Lattice distortion and re-distortion affecting irradiation tolerance in high entropy alloys

P Wang, M Li, B Malomo, L Yang - Nanoscale, 2023 - pubs.rsc.org
High entropy alloys (HEAs) are promising nuclear structural materials due to their excellent
irradiation resistance. However, the essential mechanisms of irradiation tolerance in HEAs …

The design of Pd-containing high-entropy alloys and their hardening behavior under He ion irradiation

S Shen, L Hao, X Liu, Y Wang, Y Li, J Zhang, E Fu - Acta Materialia, 2023 - Elsevier
Imparting additional chemical heterogeneities of high-entropy alloys (HEAs) is considered
as a novel strategy to improve their irradiation resistance on dislocation loop growth; …

Role of chemical disorder and local ordering on defect evolution in high-entropy alloys

S Zhao - Physical Review Materials, 2021 - APS
High-entropy alloys (HEAs) have stimulated great interest due to their remarkable
mechanical and irradiation performance. Experiments suggest that delayed defect evolution …

Impacts of atomic scale lattice distortion on dislocation activity in high-entropy alloys

P Wang, Y Wu, J Liu, H Wang - Extreme Mechanics Letters, 2017 - Elsevier
The concept of high-entropy alloys (HEAs) introduces a new path of developing advanced
materials with unique properties, among which excellent mechanical properties have …

Microstructure evolution under He2+ ions irradiation in a high entropy alloy designed by constructing nanostructure engineering

L Liu, Y Zhang, Z Zhang - Vacuum, 2024 - Elsevier
This study aims to reduce the size and density of He bubbles and dislocation loops during
the irradiation process by constructing nanostructure engineering through precipitation. The …

Chemical short-range ordering regulated dislocation cross slip in high-entropy alloys

S Ma, J Zhang, B Xu, Y Xiong, W Shao… - Journal of Alloys and …, 2022 - Elsevier
High-entropy alloys (HEAs) have received extensive interest owing to their unusual
mechanical properties as a result of the extreme compositional complexity. Understanding …