[HTML][HTML] Laser powder bed fusion: a state-of-the-art review of the technology, materials, properties & defects, and numerical modelling

S Chowdhury, N Yadaiah, C Prakash… - Journal of Materials …, 2022 - Elsevier
Additive Manufacturing (AM) has revolutionized the manufacturing industry in several
directions. Laser powder bed fusion (LPBF), a powder bed fusion AM process, has been …

[HTML][HTML] Review on modeling techniques for powder bed fusion processes based on physical principles

B Soundararajan, D Sofia, D Barletta, M Poletto - Additive Manufacturing, 2021 - Elsevier
Powder bed fusion is one of the most common types of additive manufacturing processes
using granular materials. In this field, improvements in the processing of materials and …

Excellent strength–ductility balance of Sc-Zr-modified Al–Mg alloy by tuning bimodal microstructure via hatch spacing in laser powder bed fusion

Y Ekubaru, O Gokcekaya, T Ishimoto, K Sato… - Materials & Design, 2022 - Elsevier
The bimodal microstructure, which comprises ultrafine grains (UFGs) forming along the melt
pool boundary and relatively coarse grains inside the melt pool, is a characteristic of the Sc …

Laser powder bed fusion of Al–Mg–Zr alloy: Microstructure, mechanical properties and dynamic precipitation

R Xu, R Li, T Yuan, H Zhu, M Wang, J Li… - Materials Science and …, 2022 - Elsevier
A Sc-free and high-plasticity Al-4.8 Mg-1.6 Zr aluminum alloy was densified via laser powder
bed fusion. The microstructure features a typical bimodal grain structure, with abundant L1 2 …

Laser additive manufacturing of high-strength aluminum alloys: challenges and strategies

S Dixit, S Liu - Journal of Manufacturing and Materials Processing, 2022 - mdpi.com
Metal additive manufacturing (AM)-fabricated high-strength aluminum (HS-Al) alloys (2xxx,
6xxx, and 7xxx) tend to produce fatal metallurgical defects such as porosity and cracks …

On the Si-induced microstructure evolution, solidification cracking healing and strengthening behavior of laser powder bed fusion additive manufactured Al-Cu-Mg/Si …

QZ Wang, N Kang, X Lin, MEL Mansori, Y Liu… - Journal of Materials …, 2023 - Elsevier
Severe hot-cracking behavior is a crucial challenge for the further development of high-
strength aluminum alloys processed by laser powder bed fusion (LPBF). In the present …

Development of an injection mold with high energy efficiency of vulcanization for liquid silicone rubber injection molding of the fisheye optical lens

CC Kuo, QZ Tasi, SH Hunag, SF Tseng - Polymers, 2023 - mdpi.com
Liquid silicone rubber (LSR) techniques are experiencing exponential growth, particularly in
the field of high technology due to the low-temperature flexibility, superior heat stability …

Achieving excellent strength of the LPBF additively manufactured Al–Cu–Mg composite via in-situ mixing TiB2 and solution treatment

T Sun, J Chen, Y Wu, M Wang, Y Fu, H Wang… - Materials Science and …, 2022 - Elsevier
Additively manufactured (AMed) structure with superior strength is urgently required in Al
alloy engineered products. Here, we reported a laser powder bed fusion (LPBF) AMed Al …

A review on additive manufacturing of Al–Cu (2xxx) aluminium alloys, processes and defects

MS Kenevisi, Y Yu, F Lin - Materials Science and Technology, 2021 - Taylor & Francis
Aluminium alloys are commonly used in different areas and considerable interest has been
given to additive manufacturing (AM) aluminium alloys recently. However, a few research …

Evaluation of maraging steel produced using hybrid additive/subtractive manufacturing

S Sarafan, P Wanjara, J Gholipour, F Bernier… - … of Manufacturing and …, 2021 - mdpi.com
Hybrid manufacturing is often used to describe a combination of additive and subtractive
processes in the same build envelope. In this research study, hybrid manufacturing of 18Ni …