[HTML][HTML] Dislocation structures formation induced by thermal stress in additive manufacturing: Multiscale crystal plasticity modeling of dislocation transport

D Hu, N Grilli, W Yan - Journal of the Mechanics and Physics of Solids, 2023 - Elsevier
The motion of dislocations governs the plastic deformation of crystalline materials, which in
turn determines the mechanical properties. The complex thermal history, large temperature …

Microscale residual stresses in additively manufactured stainless steel: Computational simulation

D Hu, N Grilli, L Wang, M Yang, W Yan - … of the Mechanics and Physics of …, 2022 - Elsevier
Metal additive manufacturing (AM) has attracted much attention in recent years due to its
ability of producing parts with complex geometry. Unfortunately, the large temperature …

Promoting regulatory acceptance of combined ion and neutron irradiation testing of nuclear reactor materials: Modeling and software considerations

AM Jokisaari, S Taller, Y Chen, WY Chen… - Progress in Nuclear …, 2025 - Elsevier
As the needs for the nuclear energy industry continue to evolve in the 21 st century, timely
adoption of new technological solutions acceptable to regulatory agencies is critical …

Crystal plasticity simulation of the macroscale and microscale stress–strain relations of additively manufactured AlSi10Mg alloy

XX Zhang, H Andrä - Computational Materials Science, 2021 - Elsevier
Abstract Various Al-Mg-Si components produced via additive manufacturing (AM) have
many potential applications. Especially for those applications requiring high quality and …

Anisotropic and high-temperature deformation behavior of additively manufactured AlSi10Mg: Experiments and microscale modeling

S Dai, D Hu, N Grilli, S Zou, Z Deng, W Yan - Additive Manufacturing, 2024 - Elsevier
Metal additive manufacturing (AM) has gained considerable interest in various industries in
recent years. Understanding the deformation behavior of additively manufactured metallic …

[HTML][HTML] Effect of grain boundary misorientation and carbide precipitation on damage initiation: A coupled crystal plasticity and phase field damage study

M Salvini, N Grilli, E Demir, S He, T Martin… - International Journal of …, 2024 - Elsevier
A coupled crystal plasticity phase field damage framework has been developed and applied
to modelling damage initiation. A novel implementation of a grain misorientation angle …

Crystal plasticity model of residual stress in additive manufacturing using the element elimination and reactivation method

N Grilli, D Hu, D Yushu, F Chen, W Yan - Computational Mechanics, 2022 - Springer
Selective laser melting is receiving increasing interest as an additive manufacturing
technique. Residual stresses induced by the large temperature gradients and …

[HTML][HTML] Scratching the surface: Elastic rotations beneath nanoscratch and nanoindentation tests

A Kareer, E Tarleton, C Hardie, SV Hainsworth… - Acta Materialia, 2020 - Elsevier
In this paper, we investigate the residual deformation field in the vicinity of nanoscratch tests
using two orientations of a Berkovich tip on an (001) Cu single crystal. We compare the …

Cold creep of titanium: Analysis of stress relaxation using synchrotron diffraction and crystal plasticity simulations

Y **ong, P Karamched, CT Nguyen, DM Collins… - Acta Materialia, 2020 - Elsevier
It is well known that titanium and some titanium alloys creep at ambient temperature,
resulting in a significant fatigue life reduction when a stress dwell is included in the fatigue …

An atomistic study of γ→ γ0→ α''martensitic transformation in uranium-6wt% niobium

Y Huang, S Yao, H Chen, P Li, K Wang, J Chen… - Journal of Nuclear …, 2025 - Elsevier
A machine-learning interatomic potential based on the moment tensor framework (moment
tensor potential, MTP) for uranium and niobium binary system is developed to investigate …