Defects control of aluminum alloys and their composites fabricated via laser powder bed fusion: A review

H Yang, J Sha, D Zhao, F He, Z Ma, C He, C Shi… - Journal of Materials …, 2023 - Elsevier
Laser powder bed fusion (L-PBF) technique, as the mainstream technology in metal additive
manufacturing, enables the fabrication of aluminum alloys and their composite components …

Effect of laser remelting on printability, microstructure and mechanical performance of Al-Mg-Sc-Zr alloy produced by laser powder bed fusion

X Li, Y Liu - Journal of Alloys and Compounds, 2023 - Elsevier
Laser powder bed fusion (LPBF) is an advanced metal additive manufacturing technology,
extensively employed in the aerospace, automotive, biomedical and military sectors …

Influence of microstructure heterogeneity on the tensile response of an Aluminium alloy designed for laser powder bed fusion

M Buttard, B Chéhab, C Josserond, F Charlot… - Acta Materialia, 2024 - Elsevier
Aluminium alloys designed for additive manufacturing with Zr addition exhibit
heterogeneous microstructures from the grain scale down to the atomic scale. Bimodal grain …

A novel Al-Cr-Sc-Zr alloy additively manufactured via laser directed energy deposition: microstructure, phase analysis and mechanical properties

Y Wang, J Li, X Xia, L Zou, T Yuan, X Liu, D Lai… - Journal of Materials …, 2023 - Elsevier
A novel Al-Cr-Sc-Zr alloy was designed for laser directed energy deposition (DED)
considering its DED processability and high-temperature mechanical properties. Bulk …

Recent progress of aluminum alloys and aluminum matrix composites produced via laser powder bed fusion: a review

H Zhang, DR Ni, BL Xiao, FC Liu, ZY Ma - Journal of Materials Science, 2024 - Springer
Al alloys and aluminum matrix composites (AMCs) are characterized by high specific
strength, high specific modulus, and low density. As one of the most promising advanced …

[HTML][HTML] Investigation of Ti1− x (Zr, Ta, V, W) xB2 and Al3Ti1− x (Zr, V) x grain refiners in additively manufactured Al-2 wt% Cu alloys by a high throughput method

F Leijon, E Johansson, J Lu, B Aling, S Skjervold… - Materials & Design, 2022 - Elsevier
Grain refinement plays a central role in powder bed fusion (PBF) additive manufacturing by
preventing hot cracking and thus enabling the development of high-strength alloys …

[HTML][HTML] Tailoring hierarchical microstructures and nanoprecipitates in additive-manufactured Al-Zn-Mg-Cu-Nb alloys for simultaneously enhancing strength and …

F Xiao, D Shu, Y Wang, Q Sun, D Wang… - Communications …, 2024 - nature.com
Additive manufacturing provides an efficient way of producing metallic components with
complex geometries. Their microstructure is substantially different to those from conventional …

[HTML][HTML] Microstructure, mechanical performance and nucleation mechanism of laser powder bed fused novel Sc/Zr/Ti-modified Al-Mg alloys

X Li, Z Gao, C Tan, Y Liu - Materials & Design, 2024 - Elsevier
In this study, the modification of 0.70 wt% ScH 3 alone did not substantially fine the grain
and eliminate the hot-cracking of Al-Mg-Sc alloy, resulting in low strength of as-built material …

Microstructure and mechanical properties of Sc/Zr modified 1460 Al–Li alloy fabricated by laser powder bed fusion

S Zhang, C Sun, W Fan, Q Zhang, Z Feng, Z Hao… - Materials Science and …, 2024 - Elsevier
Abstract The preparation of Al–Li alloy by laser powder bed fusion (LPBF) technology,
especially Al–Li alloy with high Li content, is of great significance for lightweight of …

[HTML][HTML] Microstructures and High Temperature Tensile Behaviours of Laser Powder Bed Fusion Fabricated Al-Mn-Sc Alloy

Y Yan, C Lu, Z Chen, Y Zhuo, C Wang, Q Jia - Metals, 2023 - mdpi.com
The introduction of Sc/Zr inoculates to aluminium (Al) alloys for laser powder bed fusion
(LPBF) provides numerous benefits, including laser processability improvement …