[HTML][HTML] A comprehensive review on laser powder bed fusion of steels: Processing, microstructure, defects and control methods, mechanical properties, current …

SR Narasimharaju, W Zeng, TL See, Z Zhu… - Journal of Manufacturing …, 2022 - Elsevier
Abstract Laser Powder Bed Fusion process is regarded as the most versatile metal additive
manufacturing process, which has been proven to manufacture near net shape up to 99.9 …

Multi-scale defects in powder-based additively manufactured metals and alloys

J Fu, H Li, X Song, MW Fu - Journal of Materials Science & Technology, 2022 - Elsevier
Defect formation is a critical challenge for powder-based metal additive manufacturing (AM).
Current understanding on the three important issues including formation mechanism …

Heterostructured stainless steel: Properties, current trends, and future perspectives

L Romero-Resendiz, M El-Tahawy, T Zhang… - Materials Science and …, 2022 - Elsevier
The study of heterostructured materials (HSMs) answered one of the most pressing
questions in the metallurgical field:“is it possible to greatly increase both the strength and the …

New insights on cellular structures strengthening mechanisms and thermal stability of an austenitic stainless steel fabricated by laser powder-bed-fusion

T Voisin, JB Forien, A Perron, S Aubry, N Bertin… - Acta Materialia, 2021 - Elsevier
Rapid solidification cellular structures are known to play a crucial role in helping achieve
high strength and high ductility in 316L austenitic stainless steels fabricated by laser powder …

[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 …

Reducing hot tearing by grain boundary segregation engineering in additive manufacturing: example of an AlxCoCrFeNi high-entropy alloy

Z Sun, X Tan, C Wang, M Descoins, D Mangelinck… - Acta Materialia, 2021 - Elsevier
One major hindrance that alloy design for additive manufacturing (AM) faces nowadays is
hot tearing. Contrary to the previous works which either try to reduce solidification range or …

The effect of post-processing heat treatment on the microstructure, residual stress and mechanical properties of selective laser melted 316L stainless steel

Q Chao, S Thomas, N Birbilis, P Cizek… - Materials Science and …, 2021 - Elsevier
Additively manufactured 316L austenitic stainless steel typically displays a hierarchical
microstructure consisting of fine columnar grains, cellular dislocation tangles and nano …

Laser subtractive and laser powder bed fusion of metals: Review of process and production features

M Khorasani, I Gibson, AH Ghasemi… - Rapid Prototyping …, 2023 - emerald.com
Purpose The purpose of this study is, to compare laser-based additive manufacturing and
subtractive methods. Laser-based manufacturing is a widely used, noncontact, advanced …

[HTML][HTML] Manufacturability, mechanical properties, mass-transport properties and biocompatibility of triply periodic minimal surface (TPMS) porous scaffolds fabricated …

S Ma, Q Tang, X Han, Q Feng, J Song, R Setchi, Y Liu… - Materials & Design, 2020 - Elsevier
Selective laser melting is a promising additive manufacturing technology for manufacturing
porous metallic bone scaffolds. Bone repair requires scaffolds that meet various mechanical …

Effect of energy density and scanning strategy on densification, microstructure and mechanical properties of 316L stainless steel processed via selective laser melting

T Larimian, M Kannan, D Grzesiak, B AlMangour… - Materials Science and …, 2020 - Elsevier
Laser-based additive manufacturing opens up a new horizon in terms of processing novel
alloys that are difficult to process using conventional techniques. Selective laser melting …