Defects and anomalies in powder bed fusion metal additive manufacturing

A Mostafaei, C Zhao, Y He, SR Ghiaasiaan… - Current Opinion in Solid …, 2022 - Elsevier
Metal additive manufacturing is a disruptive technology that is revolutionizing the
manufacturing industry. Despite its unrivaled capability for directly fabricating metal parts …

A review of Laser Powder Bed Fusion Additive Manufacturing of aluminium alloys: Microstructure and properties

HR Kotadia, G Gibbons, A Das, PD Howes - Additive Manufacturing, 2021 - Elsevier
Additive manufacturing (AM) of metallic alloys for structural and functional applications has
attracted significant interest in the last two decades as it brings a step change in the …

[HTML][HTML] 3D printing of Aluminium alloys: Additive Manufacturing of Aluminium alloys using selective laser melting

NT Aboulkhair, M Simonelli, L Parry, I Ashcroft… - Progress in materials …, 2019 - Elsevier
Abstract Metal Additive Manufacturing (AM) processes, such as selective laser melting
(SLM), enable the fabrication of arbitrary 3D-structures with unprecedented degrees of …

Revisiting fundamental welding concepts to improve additive manufacturing: From theory to practice

JP Oliveira, TG Santos, RM Miranda - Progress in Materials Science, 2020 - Elsevier
Additive manufacturing technologies based on melting and solidification have considerable
similarities with fusion-based welding technologies, either by electric arc or high-power …

Metal additive manufacturing: Technology, metallurgy and modelling

S Cooke, K Ahmadi, S Willerth, R Herring - Journal of Manufacturing …, 2020 - Elsevier
This paper provides a comprehensive review of metal additive manufacturing, a rapidly
evolving field with innovative technologies and processes. The purpose of this review paper …

Laser additive manufacturing of steels

Y Yin, Q Tan, M Bermingham, N Mo… - International …, 2022 - Taylor & Francis
Despite strong interest from many industrial sectors driving demand and advancements in
laser additive manufacturing (LAM) of steels, some issues remain as barriers limiting the …

Influence of re-melting on surface roughness and porosity of AlSi10Mg parts fabricated by selective laser melting

W Yu, SL Sing, CK Chua, X Tian - Journal of Alloys and Compounds, 2019 - Elsevier
Re-melting strategies with same and opposite directions to the first scanning routine were
performed in AlSi10Mg parts by selective laser melting (SLM) technology. Surface …

Grain refinement of alloys in fusion-based additive manufacturing processes

D Zhang, A Prasad, MJ Bermingham, CJ Todaro… - … Materials Transactions A, 2020 - Springer
One of the less desirable aspects of fusion-based additive manufacturing is the propensity
for coarse columnar grain structures crossing build layers to form. This paper initially …

Grain refinement mechanisms in additively manufactured nano-functionalized aluminum

JH Martin, B Yahata, J Mayer, R Mone, E Stonkevitch… - Acta Materialia, 2020 - Elsevier
Additive manufacturing (AM) is a new and promising production methodology adept at
producing complex geometries, which can be optimized for lower weight and enhanced …

Fatigue and dynamic aging behavior of a high strength Al-5024 alloy fabricated by laser powder bed fusion additive manufacturing

P He, RF Webster, V Yakubov, H Kong, Q Yang… - Acta Materialia, 2021 - Elsevier
A high strength Al-5024 alloy containing Sc and Zr with a bi-modal microstructure consisting
of fine equiaxed and coarse columnar grains was successfully fabricated by laser powder …