[HTML][HTML] Multiscale modelling of irradiation damage behavior in high entropy alloys

F Tan, L Li, J Li, B Liu, PK Liaw, Q Fang - Advanced Powder Materials, 2023 - Elsevier
The increasingly harsh environment of the nuclear reactors and the insurmountable flaws of
in-service materials have created an urgent need for the development of the brand-new …

A machine learning-based atomistic-continuum multiscale technique for modeling the mechanical behavior of Ni3Al

AR Khoei, M Kianezhad - International Journal of Mechanical Sciences, 2023 - Elsevier
In this paper, a machine learning-based atomistic-continuum multiscale method is
developed to model the mechanical behavior of Ni-based superalloys. The kinematic and …

Introduction of nanotwins into nanoprecipitations strengthened CoCrNiMo0. 2 alloy to achieve strength and ductility trade-off: A comparative research

H Zhang, Z Ren, Y Tong, Y Hu, X Ji, L Yang… - Journal of Materials …, 2023 - Elsevier
Normal strengthening methods through precipitations and deformation obviously enhance
the strength of metallic materials while resulting in the sacrifice of ductility, and synergistic …

Imaging of atomic stress at grain boundaries based on machine learning

Q Zhao, Q Zhu, Z Zhang, X Li, Q Huang, W Yang… - Journal of the …, 2023 - Elsevier
The mechanical behaviors of crystalline materials, in particular the atomic scale deformation
and failure processes, are strongly influenced by the local atomic stress near crystalline …

[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 …

[HTML][HTML] Temperature-Dependent, Multi-Mechanism Crystal Plasticity Reveals the Deformation and Failure Behaviour of Multi-Principal Element Alloys

Y Xu, X Lu, X Yang, W Li, Z Aitken, G Vastola… - Journal of the …, 2024 - Elsevier
In this work, we have developed a temperature-dependent, multi-mechanism crystal
plasticity (CP) model aimed at unravelling the deformation and failure resistance of Cantor …

Plasticity in irradiated FeCrAl nanopillars investigated using discrete dislocation dynamics

Y Pachaury, G Warren, JP Wharry, G Po… - International Journal of …, 2023 - Elsevier
In this paper, we investigate plasticity in irradiated FeCrAl nanopillars using discrete
dislocation dynamics simulations (DDD), with comparisons to transmission electron …

Unrevealing Grain Boundary Mobility in the Precipitate Hardening High Entropy Alloys

Y Wang, F Tan, J Li, B Liu, Q Fang - Journal of Alloys and Compounds, 2023 - Elsevier
Exploring the interactions between precipitates and grain boundaries (GBs) is of great
important to tailor the high-temperature stability and mechanical property of precipitate …

A physically-based constitutive model for the prediction of yield strength in the precipitate-hardened high-entropy alloys

S Ren, J Li, H Feng, PK Liaw, Q Fang - Acta Mechanica Sinica, 2023 - Springer
Precipitate-hardened high-entropy alloys (HEAs) exhibit great mechanical strength and
exceptional ductility. However, the existing model fails to accurately predict the yield strength …

Mechanical Behavior of Advanced Materials: Modeling and Simulation: Modeling and Simulation

Q Fang, J Li - 2023 - taylorfrancis.com
With the recent developments in the field of advanced materials, there exists a need for a
systematic summary and detailed introduction of the modeling and simulation methods for …