Microstructure modelling for metallic additive manufacturing: a review

JHK Tan, SL Sing, WY Yeong - Virtual and Physical Prototy**, 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 …

Modeling and simulation of microstructure evolution for additive manufacturing of metals: a critical review

C Körner, M Markl, JA Koepf - Metallurgical and Materials Transactions A, 2020 - Springer
Beam-based additive manufacturing (AM) of metallic components is characterized by
extreme process conditions. The component forms in a line-by-line and layer-by-layer …

Application of finite element, phase-field, and CALPHAD-based methods to additive manufacturing of Ni-based superalloys

T Keller, G Lindwall, S Ghosh, L Ma, BM Lane, F Zhang… - Acta materialia, 2017 - Elsevier
Numerical simulations are used in this work to investigate aspects of microstructure and
microsegregation during rapid solidification of a Ni-based superalloy in a laser powder bed …

Investigation of microstructure evolution process in circular shaped oscillating laser welding of Inconel 718 superalloy

Y Ai, Y Yan, G Dong, S Han - International Journal of Heat and Mass …, 2023 - Elsevier
A macro-micro coupling model of microstructure dynamic evolution for circular shaped
oscillating laser welding of Inconel 718 superalloy is developed in this paper to investigate …

Phase-field simulation of microstructure evolution of Ti–6Al–4V in electron beam additive manufacturing process

S Sahoo, K Chou - Additive manufacturing, 2016 - Elsevier
Electron beam additive manufacturing (EBAM) is a relatively new technology to produce
metallic parts in a layer by layer fashion by melting and fusing the metallic powders. Ti–6Al …

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 …

Additive manufacturing of CMSX-4 Ni-base superalloy by selective laser melting: Influence of processing parameters and heat treatment

I Lopez-Galilea, B Ruttert, J He, T Hammerschmidt… - Additive …, 2019 - Elsevier
Selective laser melting (SLM) provides an economic approach to manufacturing Ni-base
superalloy components for high-pressure gas turbines as well as repairing damaged blade …

On the primary spacing and microsegregation of cellular dendrites in laser deposited Ni–Nb alloys

S Ghosh, L Ma, N Ofori-Opoku… - Modelling and simulation …, 2017 - iopscience.iop.org
In this study, an alloy phase-field model is used to simulate solidification microstructures at
different locations within a solidified molten pool. The temperature gradient G and the …

Phase-field simulation of solidification morphology in laser powder deposition of Ti–Nb alloys

V Fallah, M Amoorezaei, N Provatas, SF Corbin… - Acta Materialia, 2012 - Elsevier
A phase-field model of alloy solidification is coupled to a new heat transfer finite element
model of the laser powder deposition process. The robustness and accuracy of the coupled …

ExaAM: Metal additive manufacturing simulation at the fidelity of the microstructure

JA Turner, J Belak, N Barton… - … Journal of High …, 2022 - journals.sagepub.com
Additive manufacturing (AM), or 3D printing, of metals is transforming the fabrication of
components, in part by dramatically expanding the design space, allowing optimization of …