Modeling of additive manufacturing processes for metals: Challenges and opportunities

MM Francois, A Sun, WE King, NJ Henson… - Current Opinion in Solid …, 2017 - Elsevier
With the technology being developed to manufacture metallic parts using increasingly
advanced additive manufacturing processes, a new era has opened up for designing novel …

Modeling and simulation of microstructure in metallic systems based on multi-physics approaches

JR Mianroodi, P Shanthraj, C Liu, S Vakili… - npj Computational …, 2022 - nature.com
The complex interplay between chemistry, microstructure, and behavior of many
engineering materials has been investigated predominantly by experimental methods …

Crystal plasticity model for single crystal Ni-based superalloys: Capturing orientation and temperature dependence of flow stress

S Gupta, CA Bronkhorst - International Journal of Plasticity, 2021 - Elsevier
We develop a dislocation density based crystal plasticity model to capture the
micromechanical behavior of γ′ strengthening nickel-based superalloys. The elasto …

Structural representation of additively manufactured 316L austenitic stainless steel

CA Bronkhorst, JR Mayeur, V Livescu… - International Journal of …, 2019 - Elsevier
Three 316L stainless steel materials are studied and reported upon; wrought, as-built
additively manufactured (AM), and heat-treated AM material. The AM material was produced …

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 …

Parametrically homogenized constitutive models (PHCMs) from micromechanical crystal plasticity FE simulations, part I: Sensitivity analysis and parameter …

S Kotha, D Ozturk, S Ghosh - International Journal of Plasticity, 2019 - Elsevier
This is the first of a two part paper that systematically develops a finite deformation elasto-
plastic, parametrically homogenized constitutive model (PHCM) for structural-scale …

An uncertainty quantification framework for multiscale parametrically homogenized constitutive models (PHCMs) of polycrystalline Ti alloys

D Ozturk, S Kotha, S Ghosh - Journal of the Mechanics and Physics of …, 2021 - Elsevier
This paper develops an uncertainty quantified, parametrically homogenized constitutive
model (UQ-PHCM) for microstructure-sensitive modeling and simulation at the structural …

[PDF][PDF] Многоуровневые модели моно-поликристаллических материалов: теория, алгоритмы, примеры применения

ПВ Трусов, АИ Швейкин - 2019 - researchgate.net
Проблема построения конститутивных моделей, позволяющих описывать поведение
материалов в широких диапазонах изменения параметров воздействия (температур …

Multilevel models in physical mesomechanics of metals and alloys: results and prospects

PV Trusov, AI Shveykin, NS Kondratyev… - Physical …, 2021 - Springer
The development of new structural materials (primarily metals and alloys) and their
processing technologies for the manufacture of high-performance products is and will be the …

Local micro-mechanical stress conditions leading to pore nucleation during dynamic loading

CA Bronkhorst, H Cho, PW Marcy… - International Journal of …, 2021 - Elsevier
Accurately representing the process of porosity-based ductile damage in polycrystalline
metallic materials via computational simulations remains a significant challenge. The …