Tension–Compression Asymmetry of BCC NbMoTaW in High Entropy Alloy Nanowires

Y Pan, T Fu, M Duan, C Li, H Hu… - ACS Applied Nano …, 2024 - ACS Publications
In recent years, considerable research efforts have been directed toward addressing the
room-temperature brittleness of BCC NbMoTaW refractory high entropy alloys (RHEAs) …

Atomic investigations on the tension–compression asymmetry of Al x FeNiCrCu (x= 0.5, 1.0, 1.5, 2.0) high-entropy alloy nanowires

Y Niu, D Zhao, B Zhu, S Wang, Z Wang… - Nanotechnology, 2022 - iopscience.iop.org
The tension and compression of high-entropy alloy (HEA) nanowires (NWs) are remarkably
asymmetric, but the micro mechanism is still unclear. In this research, the tension …

[HTML][HTML] Temperature-dependent superplasticity and strengthening in CoNiCrFeMn high entropy alloy nanowires using atomistic simulations

PK Tripathi, YC Chiu, S Bhowmick, YC Lo - Nanomaterials, 2021 - mdpi.com
High strength and ductility, often mutually exclusive properties of a structural material, are
also responsible for damage tolerance. At low temperatures, due to high surface energy …

Size effects on the mechanical properties of nanocrystalline NbMoTaW refractory high entropy alloy thin films

XB Feng, JY Zhang, YQ Wang, ZQ Hou, K Wu… - International Journal of …, 2017 - Elsevier
The newly-surged high-entropy alloys (HEAs), in particular the refractory HEAs, manifest
excellent properties for practice applications. In this work, we systematically investigated the …

Martensite transformation induced superplasticity and strengthening in single crystalline CoNiCrFeMn high entropy alloy nanowires: A molecular dynamics study

J Xiao, C Deng - Materials Science and Engineering: A, 2020 - Elsevier
In this work, we report simultaneous superplasticity and strengthening in single crystalline
face-centered cubic (FCC) CoNiCrFeMn high entropy alloy (HEA) nanowires through …

[HTML][HTML] Chemical short range order and deformation mechanism of a refractory high entropy alloy HfNbTaZr under nanoindentation: An atomistic study

Y Chen, SW Reng, J Peng, XB Liu - Journal of Materials Research and …, 2023 - Elsevier
Refractory high entropy alloys (RHEA) are promising potential used as structural materials
owing to the remarkable mechanical properties, such as excellent thermal stability and …

High-entropy alloy nanocrystals with low-angle grain boundary for superb plastic deformability and recoverability

Z Zhang, Q Huang, H Zhou - International Journal of Plasticity, 2023 - Elsevier
High entropy alloys (HEAs) have received widespread attention as structural and functional
materials owing to their large atomic lattice distortion and vast compositional space …

[HTML][HTML] Influence of grain size on mechanical properties of a refractory high entropy alloy under uniaxial tension

O Deluigi, F Valencia, DR Tramontina, N Amigo… - Crystals, 2023 - mdpi.com
There is a growing interest in High Entropy Alloys (HEAs) due to their outstanding
mechanical properties. Most simulation studies have focused on face-centered cubic (fcc) …

Nanostructured NbMoTaW high entropy alloy thin films: High strength and enhanced fracture toughness

Y Xiao, Y Zou, H Ma, AS Sologubenko, X Maeder… - Scripta Materialia, 2019 - Elsevier
Nanocrystalline NbMoTaW high entropy alloys (HEAs) have attracted significant attention
due to their superior mechanical properties at elevated temperatures. However, the fracture …

[HTML][HTML] Atomic insights of grain boundary behaviors in TaWNbMo refractory high entropy alloys

X Chen, Y Pan, S Weng, H Hu, C Li, T Fu - Journal of Materials Research …, 2024 - Elsevier
Refractory high entropy alloys (RHEAs), such as TaWNbMo, demonstrate promising
potential for high-temperature applications owing to their excellent mechanical properties …