Modeling of hierarchical solidification microstructures in metal additive manufacturing: Challenges and opportunities

S Ghosh, J Zollinger, M Zaloznik, D Banerjee… - Additive …, 2023 - Elsevier
Metal-based additive manufacturing (AM) processes often produce parts with improved
properties compared to conventional manufacturing and metal working routes. However …

Microstructure modelling for metallic additive manufacturing: a review

JHK Tan, SL Sing, WY Yeong - Virtual and Physical Prototyping, 2020 - Taylor & Francis
The microstructure of metals depends on the additive manufacturing (AM) process and the
process parameters. However, experimentation on different process parameters for different …

Numerical prediction of grain structure formation during laser powder bed fusion of 316 L stainless steel

A Baumard, D Ayrault, O Fandeur, C Bordreuil… - Materials & Design, 2021 - Elsevier
Additive Manufacturing (AM) processes enable the reduction of manufacturing time, material
waste, and allows for the creation of complex structures. However, anisotropic mechanical …

Towards a digital twin of laser powder bed fusion with a focus on gas flow variables

CG Klingaa, S Mohanty, CV Funch… - Journal of Manufacturing …, 2021 - Elsevier
Metal additive manufacturing is increasingly used as a complementary manufacturing
technique in industrial settings and slowly moving from pure prototyping applications toward …

Revealing melt flow instabilities in laser powder bed fusion additive manufacturing of aluminum alloy via in-situ high-speed X-ray imaging

Q Guo, M Qu, LI Escano, SMH Hojjatzadeh… - International Journal of …, 2022 - Elsevier
Laser metal additive manufacturing technologies enable the fabrication of geometrically and
compositionally complex parts unachievable by conventional manufacturing methods …

[HTML][HTML] Processing parameters in laser powder bed fusion metal additive manufacturing

JP Oliveira, AD LaLonde, J Ma - Materials & Design, 2020 - Elsevier
As metallic additive manufacturing grew in sophistication, users have requested greater
control over the systems, namely the ability to fully change the process parameters. The goal …

Thermophysical phenomena in metal additive manufacturing by selective laser melting: fundamentals, modeling, simulation, and experimentation

C Meier, RW Penny, Y Zou, JS Gibbs… - Annual Review of Heat …, 2017 - dl.begellhouse.com
Among the many additive manufacturing (AM) processes for metallic materials, selective
laser melting (SLM) is arguably the most versatile in terms of its potential to realize complex …

Mesoscopic simulation of heat transfer and fluid flow in laser powder bed additive manufacturing

YS Lee, W Zhang - 2015 - repositories.lib.utexas.edu
Laser-powder bed fusion (L-PBF) additive manufacturing involves complex physics such as
heat transfer and molten metal flow, which have a significant influence on the final build …

Finite element simulation of laser additive melting and solidification of Inconel 718 with experimentally tested thermal properties

R Andreotta, L Ladani, W Brindley - Finite Elements in Analysis and Design, 2017 - Elsevier
Powdered metal additive manufacturing technology shows great promise in the aerospace
industry. Accurately simulating the associated processes will allow process windows and …

Additive manufacturability of superalloys: Process-induced porosity, cooling rate and metal vapour

C Panwisawas, Y Gong, YT Tang, RC Reed… - Additive Manufacturing, 2021 - Elsevier
Digital technology such as metal additive manufacturing (AM) provides flexible process
design freedom to fabricate intricate three-dimensional structures layer-by-layer. However …