Results 61 to 70 of about 17,942 (206)

Personalized Artificial Tibia Bone Structure Design and Processing Based on Laser Powder Bed Fusion

Machines, 2022
Bone defects caused by bone diseases and bone trauma need to be implanted or replaced by surgery. Therefore, it is of great significance to design and prepare a tibial implant with good biocompatibility and excellent comprehensive mechanical properties ...
Nan Yang, Youping Gong, Honghao Chen, Wenxin Li, Chuanping Zhou, Rougang Zhou, Huifeng Shao   +6 more
doaj   +1 more source

Influence of Nano-Sized SiC on the Laser Powder Bed Fusion of Molybdenum

Crystals, 2022
Consolidation of pure molybdenum through laser powder bed fusion and other additive manufacturing techniques is complicated by a high melting temperature, thermal conductivity and ductile-to-brittle transition temperature.
Nathan E. Ellsworth, Ryan A. Kemnitz, Cayla C. Eckley, Brianna M. Sexton, Cynthia T. Bowers, Joshua R. Machacek, Larry W. Burggraf   +6 more
doaj   +1 more source

Effect of layer thickness on spatter properties during laser powder bed fusion of Ti–6Al–4V [PDF]

, 2023
High layer thicknesses for laser powder bed fusion are promising for productivity increase. However, these are associated with increased process instability, spatter generation and powder degradation, crucial for alloys sensitive to oxygen. The effect of
Dubiez-Le Goff, Sophie, Raza, Ahmad,, Hanif, Imran,, Camille Pauzon, Dubiez-Le Goff, Sophie,, Pauzon, Camille Nicole G\ue9raldine, Moverare, JJ, Raza, Ahmad, Dubiez-Le Goff, S., Johan Moverare, Sophie Dubiez-Le Goff, Hanif, Imran, Pauzon, Camille Nicole Géraldine,, Pauzon, Camille,, Ahmad Raza, Dubiez-Le Goff, S.,, Hryha, Eduard,, Moverare, Johan,, Eduard Hryha, Imran Hanif, Hryha, Eduard, Pauzon, Camille, Moverare, Johan, Moverare, JJ,   +23 more
core   +1 more source

Analytical Prediction of Balling, Lack-of-Fusion and Keyholing Thresholds in Powder Bed Fusion

Applied Sciences, 2021
This paper proposes analytical modeling methods for the prediction of balling, lack-of-fusion and keyholing thresholds in the laser powder bed fusion (LPBF) additive manufacturing.
Wenjia Wang, Jinqiang Ning, Steven Y. Liang   +2 more
doaj   +1 more source

Optimization of Laser Powder Bed Fusion Processing Using a Combination of Melt Pool Modeling and Design of Experiment Approaches: Density Control

Journal of Manufacturing and Materials Processing, 2019
A simplified analytical model of the laser powder bed fusion (LPBF) process was used to develop a novel density prediction approach that can be adapted for any given powder feedstock and LPBF system.
Morgan Letenneur, Alena Kreitcberg, Vladimir Brailovski   +2 more
doaj   +1 more source

Tomography of Laser Powder Bed Fusion Maraging Steel

Materials
The presence of defects in additive manufactured maraging steel is a widespread problem as its dependence on processing parameters significantly influences it. Using X-ray computed tomography, along with optical microscope data limited to 2D images, quantifies the internal porosity present on a compact tension sample typically employed in fatigue ...
Pablo M. Cerezo, Jose A. Aguilera, Antonio Garcia-Gonzalez, Pablo Lopez-Crespo   +3 more
openaire   +4 more sources

Computational analysis of the effects of geometric irregularities and post-processing steps on the mechanical behavior of additively manufactured 316L stainless steel stents.

PLoS ONE, 2020
Advances in additive manufacturing enable the production of tailored lattice structures and thus, in principle, coronary stents. This study investigates the effects of process-related irregularities, heat and surface treatment on the morphology ...
Lisa Wiesent, Ulrich Schultheiß, Philipp Lulla, Ulf Noster, Thomas Schratzenstaller, Christof Schmid, Aida Nonn, Ashley Spear   +7 more
doaj   +1 more source

Precipitate Size in GRCop-84 Gas Atomized Powder and Laser Powder Bed Fusion Additively Manufactured Material

, 2021
Data for: Precipitate Size in GRCop-84 Gas Atomized Powder and Laser Powder Bed Fusion Additively Manufactured ...
Seltzman, A (via Mendeley Data)
core   +2 more sources

A Review of a Versatile Powder Bed Fusion Technique and Selective Laser Sintering for Orthopedic and Biotechnology Applications [PDF]

Iranian Journal of Chemistry & Chemical Engineering
The field of Additive Manufacturing (AM), also known as 3D printing, has experienced rapid advancements, revolutionizing traditional approaches to object design and production. This innovative process entails the layer-by-layer deposition of materials in
Yafei Dou, Bahareh Kamyab Moghadas, Geng Ma, Chendi Du, Negin Ghanbari, Ali Mokhtarian   +5 more
doaj   +1 more source

Dry powder coating in additive manufacturing

Frontiers in Chemical Engineering, 2022
Dry powder coating is used in many industries to tailor the bulk solid characteristics of cohesive powders. Within this paper, the state of the art of dry coating of feedstock materials for powder based additive manufacturing (AM) processes will be ...
Jochen Schmidt, Jochen Schmidt, Wolfgang Peukert, Wolfgang Peukert   +3 more
doaj   +1 more source