Multi-laser scan strategies for enhancing creep performance in LPBF
Sign Up to like & getrecommendations! Published in 2021 at "Additive manufacturing"
DOI: 10.1016/j.addma.2021.101948
Abstract: Abstract Laser Powder Bed Fusion (LPBF) enables complex structures to be manufactured, which is attractive to industries where augmented service performance can be achieved. However, the build time of LPBF can be slower than traditional… read more here.
Keywords: scan strategies; direction; laser; laser scan ... See more keywords
Distribution and evolution of thermal stress during multi-laser powder bed fusion of Ti-6Al-4 V alloy
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2020.116726
Abstract: Abstract The multi-laser powder bed fusion (MLPBF) has attracted more and more attention due to high productivity and large area. However, thus far the distribution and evolution of the thermal stress with different laser beams… read more here.
Keywords: laser; multi laser; residual stress; laser powder ... See more keywords
Numerical analysis of the effect of the scan strategy on the residual stress in the multi-laser selective laser melting
Sign Up to like & getrecommendations! Published in 2020 at "Results in physics"
DOI: 10.1016/j.rinp.2020.103005
Abstract: Abstract The inevitably formed residual stress in the Selective Laser Melting (SLM) process leads to distortion, crack and even delamination of the workpiece. Single laser is commonly applied during SLM processing. However, its productivity is… read more here.
Keywords: residual stress; scan strategy; multi laser; stress ... See more keywords
Microstructure and Mechanical Properties of Ti-6Al-4V Fabricated by Vertical Wire Feeding with Axisymmetric Multi-Laser Source
Sign Up to like & getrecommendations! Published in 2017 at "Applied Sciences"
DOI: 10.3390/app7030227
Abstract: Vertical wire feeding with an axisymmetric multi-laser source (feeding the wire vertically into the molten pool) has exhibited great advantages over LAM (laser additive manufacturing) with paraxial wire feeding, which has an anisotropic forming problem… read more here.
Keywords: multi laser; wire feeding; wire; vertical wire ... See more keywords
Performance Consistency of AlSi10Mg Alloy Manufactured by Simulating Multi Laser Beam Selective Laser Melting (SLM): Microstructures and Mechanical Properties
Sign Up to like & getrecommendations! Published in 2018 at "Materials"
DOI: 10.3390/ma11122354
Abstract: Multi-laser beam selective laser melting (SLM) technology based on a powder bed has been used to manufacture AlSi10Mg samples. The AlSi10Mg alloy was used as research material to systematically study the performance consistency of both… read more here.
Keywords: selective laser; laser; beam selective; multi laser ... See more keywords
Performance Analysis of Coherent Source SAC OCDMA in Free Space Optical Communication Systems
Sign Up to like & getrecommendations! Published in 2023 at "Symmetry"
DOI: 10.3390/sym15061152
Abstract: In this paper, we investigate the performance of spectral amplitude coding optical code division multiple access (SAC OCDMA) systems under the effect of beat noise and turbulence. Three different multi-laser source configurations are considered in… read more here.
Keywords: sac ocdma; multi laser; source; analysis ... See more keywords