A hierarchical multiscale crystal plasticity model for refractory multi-principal element alloys

W Lu, Y Chen, W Zhang, F Tan, J Li, B Liu… - International Journal of …, 2024 - Elsevier
Refractory multiple principal elemental alloys (RMPEAs) show the excellent combinations of
mechanical properties and oxidation resistance, are considered the most promising as the …

Hierarchical multiscale crystal plasticity framework for plasticity and strain hardening of multi-principal element alloys

Q Fang, W Lu, Y Chen, H Feng, PK Liaw, J Li - Journal of the Mechanics …, 2022 - Elsevier
The multi-principal element alloys (MPEAs) exhibit the unprecedented combinations of the
excellent mechanical properties, especially high strength and good ductility. However, the …

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 …

Short-range-order degree dominated physical and mechanical properties of refractory multi-principal element alloys: a first-principles study

L Yu, J Li, PK Liaw, Q Fang - Physica Scripta, 2024 - iopscience.iop.org
The degree of short-range order (SRO) can influence the physical and mechanical
properties of refractory multi-principal element alloys (RMPEAs). Here, the effect of SRO …

Mechanical properties and deformation behavior of a refractory multiprincipal element alloy under cycle loading

J Peng, F Li, B Liu, Y Liu, Q Fang, J Li… - … of Micromechanics and …, 2020 - World Scientific
In comparison with the state-of-the-art Ni-based superalloys, refractory multiprincipal
element alloys (MPEAs) exhibit considerably higher strengths at temperatures above 1600∘ …

[PDF][PDF] Unravelling complex strengthening mechanisms in the NbMoTaW multi-principal element alloy with machine learning potentials

XG Li, C Chen, H Zheng, SP Ong - Cond-Mat. Mtrl-Sci, 2019 - researchgate.net
Refractory multi-principal element alloys (MPEAs) have exceptional mechanical properties,
including high strength-to-weight ratio and fracture toughness, at high temperatures. Here …

Complex strengthening mechanisms in the NbMoTaW multi-principal element alloy

XG Li, C Chen, H Zheng, Y Zuo, SP Ong - npj Computational Materials, 2020 - nature.com
Refractory multi-principal element alloys (MPEAs) have exceptional mechanical properties,
including high strength-to-weight ratio and fracture toughness, at high temperatures. Here …

Elucidating the mesoscale deformation in a multi-principle element alloy with hexagonal closed-packed crystal structure

J Kuang, D Zhang, S Wang, Q Huo, X Du… - Materials Research …, 2024 - Taylor & Francis
To date, the exploration of multi-principal element alloys (MPEAs) has rarely ventured into
the realm of hexagonal close-packed (HCP) structures. In this research, we embarked on a …

Unraveling dislocation-based strengthening in refractory multi-principal element alloys

T Wang, J Li, M Wang, C Li, Y Su, S Xu… - npj Computational …, 2024 - nature.com
Refractory multi-principal element alloys (RMPEAs) draw great interest with their superior
mechanical properties and extremely high melting points, yet the strengthening mechanism …

Orientation dependent plasticity of the refractory multi-principal element alloy MoNbTi investigated via micropillar compression

GH Balbus, SI Rao, ON Senkov, EJ Payton - Acta Materialia, 2024 - Elsevier
Refractory multi-principal element alloys (RMPEAs) are promising candidate materials for
use in high temperature structural applications and other extreme environments. Recent …