Preferential diffusion in concentrated solid solution alloys: NiFe, NiCo and NiCoCr

S Zhao, Y Osetsky, Y Zhang - Acta Materialia, 2017 - Elsevier
Single-phase concentrated solid solution alloys, including high entropy alloys, exhibit
remarkable mechanical properties as well as extraordinary corrosion and radiation …

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 …

Superior radiation tolerance via reversible disordering–ordering transition of coherent superlattices

J Du, S Jiang, P Cao, C Xu, Y Wu, H Chen, E Fu… - Nature materials, 2023 - nature.com
Materials capable of sustaining high radiation doses at a high temperature are required for
next-generation fission and future fusion energy. To date, however, even the most promising …

Impact of chemical short-range order on radiation damage in Fe-Ni-Cr alloys

H Arkoub, M Jin - Scripta Materialia, 2023 - Elsevier
Chemical short-range order (CSRO), as a nanoscale atomic feature, has been found to
significantly alter material properties in various alloys. Here, we use Fe-Ni-Cr alloys to …

Delayed damage accumulation by athermal suppression of defect production in concentrated solid solution alloys

G Velişa, E Wendler, S Zhao, K Jin, H Bei… - Materials Research …, 2018 - Taylor & Francis
ABSTRACT A combined experimental and computational evaluation of damage
accumulation in ion-irradiated Ni, NiFe, and NiFeCoCr is presented. A suppressed damage …

[HTML][HTML] How does short-range order impact defect kinetics in irradiated multiprincipal element alloys?

P Cao - Accounts of Materials Research, 2021 - ACS Publications
The effect of high-energy particle irradiation on materials is often detrimental, yet it can be
beneficial as in orienting high-density magnetic alloys by promoting chemical order. 1 …

Thermodynamic mixing energy and heterogeneous diffusion uncover the mechanisms of radiation damage reduction in single-phase Ni-Fe alloys

M Jin, P Cao, MP Short - Acta Materialia, 2018 - Elsevier
Understanding and predicting radiation damage is of central importance to develop
radiation-tolerant structural materials for current and next-generation nuclear systems …

[HTML][HTML] Element-resolved local lattice distortion in complex concentrated alloys: An observable signature of electronic effects

HS Oh, K Odbadrakh, Y Ikeda, S Mu, F Körmann… - Acta Materialia, 2021 - Elsevier
Complex concentrated alloys (CCAs) are of growing interest due to their outstanding
mechanical properties that exceed the property limits of conventional alloys. Whereas the …

First-principles study of He behavior in a NiCoFeCr concentrated solid–solution alloy

S Zhao, D Chen, JJ Kai - Materials Research Letters, 2019 - Taylor & Francis
The unusual mechanical and radiation properties found in concentrated solid–solution
alloys (CSAs) make them promising candidate materials in nuclear applications. In this work …

Local chemical ordering and its impact on radiation damage behavior of multi-principal element alloys

L Liu, X Liu, Q Du, H Wang, Y Wu, S Jiang… - Journal of Materials …, 2023 - Elsevier
Multi-principal element alloys (MPEAs) have attracted much attention as future nuclear
materials due to their extraordinary radiation resistances. In this work, we have elucidated …