Delivering microstructural complexity to additively manufactured metals through controlled mesoscale chemical heterogeneity

H Li, S Thomas, C Hutchinson - Acta Materialia, 2022 - Elsevier
Laser powder bed fusion (LPBF) of metals is a popular mode of additive manufacturing (AM)
that has the advantage of producing complex shapes with little or no additional processing …

[HTML][HTML] Layer-wise engineering of grain orientation (LEGO) in laser powder bed fusion of stainless steel 316L

KA Sofinowski, S Raman, X Wang, B Gaskey… - Additive …, 2021 - Elsevier
Additive manufacturing (AM) has opened new possibilities for site-specific microstructure
control of metal alloys. In laser powder bed fusion (LPBF) AM, the microstructure can be …

The interplay of local chemistry and plasticity in controlling microstructure formation during laser powder bed fusion of metals

M Sudmanns, AJ Birnbaum, Y Gu, AP Iliopoulos… - Additive …, 2022 - Elsevier
Additive manufacturing (AM) of metallic components promises many advantages over
conventional powder or melting metallurgical manufacturing processes through high design …

Multi-material additive manufacturing of steels using laser powder bed fusion

VK Nadimpalli, T Dahmen, EH Valente… - euspen's 19th …, 2019 - orbit.dtu.dk
Most commercially available laser powder bed fusion (L-PBF) systems are limited to process
one material at a time. The ability to spatially apply multiple materials within the same …

Recent progress and scientific challenges in multi-material additive manufacturing via laser-based powder bed fusion

C Wei, L Li - Virtual and Physical Prototyping, 2021 - Taylor & Francis
Multi-material additive manufacturing provides a new route for fabricating components with
tailored physical properties. Laser-based powder bed fusion (L-PBF), also known as …

Evolution of 316L stainless steel feedstock due to laser powder bed fusion process

MJ Heiden, LA Deibler, JM Rodelas, JR Koepke… - Additive …, 2019 - Elsevier
Some of the primary barriers to widespread adoption of metal additive manufacturing (AM)
are persistent defect formation in built components, high material costs, and lack of …

Can potential defects in LPBF be healed from the laser exposure of subsequent layers? A quantitative study

A Ulbricht, G Mohr, SJ Altenburg, S Oster, C Maierhofer… - Metals, 2021 - mdpi.com
Additive manufacturing (AM) of metals and in particular laser powder bed fusion (LPBF)
enables a degree of freedom in design unparalleled by conventional subtractive methods …

Microstructural control in metal laser powder bed fusion additive manufacturing using laser beam shaping strategy

R Shi, SA Khairallah, TT Roehling, TW Heo… - Acta Materialia, 2020 - Elsevier
Additive manufacturing (AM) promises to revolutionize manufacturing by producing complex
parts with tailored mechanical properties through local microstructure control. The main …

Laser powder-bed fusion as an alloy development tool: Parameter selection for in-situ alloying using elemental powders

L Shoji Aota, P Bajaj, HR Zschommler Sandim… - Materials, 2020 - mdpi.com
The design of advanced alloys specifically tailored to additive manufacturing processes is a
research field that is attracting ever-increasing attention. Laser powder-bed fusion (LPBF) …

Additive manufacturing of multi-material parts–Design guidelines for manufacturing of 316L/CuCrZr in laser powder bed fusion

I Meyer, M Oel, T Ehlers, R Lachmayer - Heliyon, 2023 - cell.com
Additive manufacturing (AM) can be used to produce multi-material parts in which the
material can be varied voxel-wise in all three spatial directions. This means that the …