Results 41 to 50 of about 5,650 (217)

Thermal Stress Prediction in Laser Powder Bed Fusion

, 2023
This research applies Green's function solutions to simulate temperature and thermal stress fields in laser powder-bed fusion (LPBF) processes.
Kinzel, Edward C., Liu, Tao, Leu, Ming C.   +2 more
core   +1 more source

Electron Beam-Melting and Laser Powder Bed Fusion of Ti6Al4V: Transferability of Process Parameters

Metals, 2022
Metal powder bed-based Additive Manufacturing (AM) technologies, such as Electron Beam-Melting (EBM) and Laser Powder Bed Fusion (LPBF), are established in several industries due to the large design freedom and mechanical properties.
Sandra Megahed, Vadim Aniko, Johannes Henrich Schleifenbaum   +2 more
doaj   +1 more source

Electrical resistivity of pure copper processed by medium-powered laser powder bed fusion additive manufacturing for use in electromagnetic applications

, 2019
Pure copper is an excellent thermal and electrical conductor, however, attempts to process it with additive manufacturing (AM) technologies have seen various levels of success.
Gargalis, Leonidas, Silbernagel, Cassidy, Hague, Richard, Galea, Michael, Ashcroft, Ian, Dickens, Phill   +5 more
core   +1 more source

Role of Er on the densification, microstructure and mechanical properties of 7075 aluminium alloys manufactured by laser powder bed fusion

Journal of Materials Research and Technology, 2022
Fabricating crack-free 7075 aluminium alloy by laser powder bed fusion (LPBF) is currently a hot research topic. In this work, pre-alloyed 7075Al + Er powder was prepared, and crack-free samples were printed by LPBF by adjusting the process parameters ...
Min Li, Sen Yao, Jiajian Wang, Zhen Chen, Guifeng Zhang, Shuzhe Zhang, Yao Li   +6 more
doaj   +1 more source

Microstructure and mechanical property comparison of Inconel alloys fabricated using micro and conventional laser powder bed fusion

Materials & Design
Compared to conventional laser powder bed fusion (c-LPBF), micro laser powder bed fusion (μ-LPBF) offers enhanced capabilities for fabricating complex components with exceptional accuracy.
Yixuan Chen, Weihao Wang, Yao Ou, Hai Chang, Yingna Wu, Rui Yang, Zirong Zhai, Kefei Li, Liyaowei Shen   +8 more
doaj   +1 more source

Investigation of the Laser Powder Bed Fusion Process of Ti-6.5Al-3.5Mo-1.5Zr-0.3Si Alloy

Chinese Journal of Mechanical Engineering, 2023
Laser powder bed fusion (LPBF) is an advanced manufacturing technology; however, inappropriate LPBF process parameters may cause printing defects in materials.
Changchun Zhang, Tingting Liu, Wenhe Liao, Huiliang Wei, Ling Zhang   +4 more
doaj   +1 more source

Qualification of a Ni–Cu Alloy for the Laser Powder Bed Fusion Process (LPBF): Its Microstructure and Mechanical Properties [PDF]

Applied Sciences, 2020
As researchers continue to seek the expansion of the material base for additive manufacturing, there is a need to focus attention on the Ni–Cu group of alloys which conventionally has wide industrial applications. In this work, the G-NiCu30Nb casting alloy, a variant of the Monel family of alloys with Nb and high Si content is, for the first time ...
Iris Raffeis, Frank Adjei-Kyeremeh, Uwe Vroomen, Elmar Westhoff, Sebastian Bremen, Alexandru Hohoi, Andreas Bührig-Polaczek   +6 more
openaire   +4 more sources

Polymer powder bed fusion surface texture measurement

, 2020
Polymer laser powder bed fusion (LPBF) surfaces can be challenging to measure. These surfaces comprise complex features including undercuts, deep recesses, step-like transitions, a large range of measurement scales and unfavourable optically materials ...
Albajez García, José A, Leach, Richard K., de Pastre, Marc-Antoine, Thompson, Adam, Senin, Nicola, García, Albajez, De Pastre, Marc Antoine, Albajez García, José A., Albajez, Jos� Antonio, Leach, Richard, Quinsat, Yann   +10 more
core   +1 more source

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

Advanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo, Shuo Qu, Shiming Gao, Xu Song   +3 more
wiley   +1 more source

Effect of Si Addition on Microstructure and Mechanical Properties of SiC Ceramic Fabricated by Direct LPBF with CVI Technology

Applied Sciences
In this paper, SiC and Si/SiC ceramics were fabricated using direct laser powder bed fusion with chemical vapor infiltration. Their microstructure, mechanical properties and the impacts of silicon addition were analyzed.
Yipu Wang, Pei Wang, Liqun Li, Jian Zhang, Yulei Zhang, Jin Peng, Xingxing Wang, Nan Kang, Mohamed El Mansori, Konda Gokuldoss Prashanth   +9 more
doaj   +1 more source