[HTML][HTML] Mechanically derived short-range order and its impact on the multi-principal-element alloys

JB Seol, WS Ko, SS Sohn, MY Na, HJ Chang… - Nature …, 2022 - nature.com
Chemical short-range order in disordered solid solutions often emerges with specific heat
treatments. Unlike thermally activated ordering, mechanically derived short-range order …

[HTML][HTML] Strengthening in multi-principal element alloys with local-chemical-order roughened dislocation pathways

QJ Li, H Sheng, E Ma - Nature communications, 2019 - nature.com
High-entropy and medium-entropy alloys are presumed to have a configurational entropy as
high as that of an ideally mixed solid solution (SS) of multiple elements in near-equal …

Maximum strength and dislocation patterning in multi–principal element alloys

P Cao - Science advances, 2022 - science.org
Multi–principal element alloys (MPEAs) containing three or more components in high
concentrations render a tunable chemical short-range order (SRO). Leveraging large-scale …

Interstitial-driven local chemical order enables ultrastrong face-centered cubic multicomponent alloys

Z He, Y Guo, L Sun, HL Yan, X Guan, S Jiang, Y Shen… - Acta Materialia, 2023 - Elsevier
Multicomponent alloys of the Fe-Mn-Co-Cr-Ni family with face-centered cubic (fcc) structure
exhibit many excellent properties. However, they usually show limited yield strength, which …

Heterogeneous lattice strain strengthening in severely distorted crystalline solids

J Li, Y Chen, Q He, X Xu, H Wang… - Proceedings of the …, 2022 - National Acad Sciences
Multi–principal element alloys (MPEAs) exhibit outstanding mechanical properties because
the core effect of severe atomic lattice distortion is distinctly different from that of traditional …

Unraveling the origin of local chemical ordering in Fe-based solid-solutions

K Yan, Y Xu, J Niu, Y Wu, Y Li, B Gault, S Zhao… - Acta Materialia, 2024 - Elsevier
Local chemical ordering (LCO) can exert pronounced effects on both structural and
functional properties, tailoring LCO domains at (sub-) nanoscale could offer an alternative …

Fluctuations in local shear-fault energy produce unique and dominating strengthening in metastable complex concentrated alloys

W Li, S Lyu, Y Chen, AHW Ngan - Proceedings of the …, 2023 - National Acad Sciences
Local chemical short-range ordering (SRO) and spatial fluctuations of planar fault energy
are important features of multi-element and metastable complex concentrated alloys (CCAs) …

[HTML][HTML] Multi-scale investigation of short-range order and dislocation glide in MoNbTi and TaNbTi multi-principal element alloys

H Zheng, LTW Fey, XG Li, YJ Hu, L Qi… - npj Computational …, 2023 - nature.com
Refractory multi-principal element alloys (RMPEAs) are promising materials for high-
temperature structural applications. Here, we investigate the role of short-range ordering …

The effect of local chemical ordering on dislocation activity in multi-principle element alloys: A three-dimensional discrete dislocation dynamics study

M Sudmanns, JA El-Awady - Acta Materialia, 2021 - Elsevier
The exceptional combination of strength and ductility in multi-component alloys is often
attributed to the interaction of dislocations with the various solute atoms in the alloy. To study …

[HTML][HTML] Chemical short-range order in Fe50Mn30Co10Cr10 high-entropy alloy

D Liu, Q Wang, J Wang, XF Chen, P Jiang, FP Yuan… - Materials Today …, 2021 - Elsevier
Chemical short-range order (CSRO) is generally possible in concentrated solid solutions
and currently of considerable interest for multi-principal element alloys. However, a …