Evolution of partial dislocation slip–mediated deformation twins in single crystals: a discrete dislocation plasticity model and an analytical approach

C Wang, C Sun, W Cai, L Qian, X Guo… - International Journal of …, 2022 - Elsevier
Deformation twinning is an essential plastic deformation mechanism that realizes the trade–
off between strength and ductility. Twins nucleate and grow by the coordinated slip of partial …

Multiscale plasticity behavior and fatigue performance of laser melting multi-layer nickel-based superalloys upon heat treatments

T Zhang, H Yuan - International Journal of Plasticity, 2022 - Elsevier
The present work focuses on heat treatment effects on cyclic plasticity behavior, multiscale
strengthening mechanisms and low cycle fatigue performance of laser melting nickel-based …

Creep anisotropy modeling and uncertainty quantification of an additively manufactured Ni-based superalloy

P Fernandez-Zelaia, Y Lee, S Dryepondt… - International Journal of …, 2022 - Elsevier
The advantages offered by additive manufacturing over traditional processes has driven a
great deal of industrial and academic interest in recent years. However, the process is …

Exploring nonlinear strengthening in polycrystalline metallic materials by machine learning methods and heterostructure design

J Du, J Li, Y Feng, Y Li, F Zhang - International Journal of Plasticity, 2023 - Elsevier
To improve the strength and plasticity of structural materials, researchers often introduce
various strengthening mechanisms such as second-phase strengthening, dislocation …

Multi-scale crystal viscoplasticity approach for estimating anisotropic steady-state creep properties of single-crystal SnAgCu alloys

Q Jiang, A Deshpande, A Dasgupta - International Journal of Plasticity, 2022 - Elsevier
Creep can have a significant impact on the reliability of Sn-based solder alloys even at room
temperature because of their relatively low melting temperatures. SnAgCu (SAC) solder …

[HTML][HTML] Bayesian calibration of a stochastic, multiscale agent-based model for predicting in vitro tumor growth

EABF Lima, D Faghihi, R Philley, J Yang… - PLoS Computational …, 2021 - journals.plos.org
Hybrid multiscale agent-based models (ABMs) are unique in their ability to simulate
individual cell interactions and microenvironmental dynamics. Unfortunately, the high …

Stress intensity factors, T-stresses and higher order coefficients of the Williams series expansion and their evaluation through molecular dynamics simulations

LV Stepanova, ON Belova - Mechanics of Advanced Materials and …, 2023 - Taylor & Francis
Molecular dynamics method and finite element analysis are applied for the analysis of the
stress field in the neighborhood of the crack tip in a copper plate with a single edge notch …

A scalable framework for multi-objective PDE-constrained design of building insulation under uncertainty

J Tan, D Faghihi - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
This paper introduces a scalable computational framework for optimal design under high-
dimensional uncertainty, with application to thermal insulation components. The thermal and …

Slip-discreteness-corrected strain gradient crystal plasticity (SDC-SGCP) theory

R Chen, G Liu, P Wu, J Wang, L Zhang… - International Journal of …, 2024 - Elsevier
Strain gradient plasticity theory addresses the plastic strain gradient induced hardening by
considering the internal stress and Taylor hardening associated with the geometrically …

A discrete–continuous model of three-dimensional dislocation elastodynamics

Y Cui, T Wang, S Luo, Z Li, Z Li - International Journal of Plasticity, 2022 - Elsevier
Unraveling the deformation mechanism of materials under extremely high strain rate is
critical from both scientific and engineering viewpoints. The elastodynamic effect of 3D high …