Emerging metallic systems for additive manufacturing: In-situ alloying and multi-metal processing in laser powder bed fusion

SL Sing, S Huang, GD Goh, GL Goh, CF Tey… - Progress in Materials …, 2021 - Elsevier
While significant progress has been made in understanding laser powder bed fusion (L-
PBF) as well as the fabrication of various materials using this technology, there is still limited …

[HTML][HTML] Process parameter selection and optimization of laser powder bed fusion for 316L stainless steel: A review

N Ahmed, I Barsoum, G Haidemenopoulos… - Journal of Manufacturing …, 2022 - Elsevier
Stainless steel 316L has been an extensively investigated metallic material for laser powder
bed fusion (L-PBF) in the past few decades due to its high corrosion resistance. However …

The development of grain structure during additive manufacturing

AF Chadwick, PW Voorhees - Acta Materialia, 2021 - Elsevier
Additive manufacturing of structural alloys results in the formation of complex
microstructures, often with long, columnar grains that grow epitaxially from existing grains. A …

The significance of spatial length scales and solute segregation in strengthening rapid solidification microstructures of 316L stainless steel

T Pinomaa, M Lindroos, M Walbrühl, N Provatas… - Acta Materialia, 2020 - Elsevier
Selective laser melting (SLM) can produce outstanding mechanical properties in 316L
stainless steel. Nonetheless, the technique can lead to considerable variation in quality. This …

Solidification microstructure simulation of Ti-6Al-4V in metal additive manufacturing: A review

J Li, X Zhou, M Brochu, N Provatas, YF Zhao - Additive Manufacturing, 2020 - Elsevier
Metal additive manufacturing (MAM) technology is now changing the pattern of the high-end
manufacturing industry, among which microstructure simulation gradually shows its …

Exascale applications: skin in the game

F Alexander, A Almgren, J Bell… - … of the Royal …, 2020 - royalsocietypublishing.org
As noted in Wikipedia, skin in the game refers to having 'incurred risk by being involved in
achieving a goal', where 'skin is a synecdoche for the person involved, and game is the …

Part-scale thermal simulation of laser powder bed fusion using graph theory: Effect of thermal history on porosity, microstructure evolution, and recoater crash

R Yavari, Z Smoqi, A Riensche, B Bevans, H Kobir… - Materials & Design, 2021 - Elsevier
Flaw formation in laser powder bed fusion (LPBF) is influenced by the spatiotemporal
temperature distribution–thermal history–of the part during the process. Therefore, to prevent …

A comparative study of Kim-Kim-Suzuki (KKS), Partition Coefficient Relaxation (PCR), and Finite Interface Dissipation (FID) phase field models for rapid solidification

X Huang, J Berry, A Perron, R Arróyave - Additive Manufacturing, 2023 - Elsevier
The properties and performance of additively manufactured metals are linked to, and
sometimes directly controlled by, the microstructures formed under rapid solidification …

Competitive grain growth and dendrite morphology evolution in selective laser melting of Inconel 718 superalloy

Y Wang, J Shi, Y Liu - Journal of Crystal Growth, 2019 - Elsevier
Microstructure control is a great challenge for selective laser melting (SLM) mainly because
of nonuniform and ultra-rapid heating and cooling in the process. It is related to the control of …

Towards improved speed and accuracy of laser powder bed fusion simulations via multiscale spatial representations

RK Ganeriwala, NE Hodge, JM Solberg - Computational Materials Science, 2021 - Elsevier
Due to the growing popularity of laser powder bed fusion (LPBF) as a metal additive
manufacturing technique, there is a strong need to be able to accurately predict build …