Directed energy deposition (DED) additive manufacturing: Physical characteristics, defects, challenges and applications
Directed energy deposition (DED) is a branch of additive manufacturing (AM) processes in
which a feedstock material in the form of powder or wire is delivered to a substrate on which …
which a feedstock material in the form of powder or wire is delivered to a substrate on which …
[HTML][HTML] Review of in-situ process monitoring and in-situ metrology for metal additive manufacturing
Lack of assurance of quality with additively manufactured (AM) parts is a key technological
barrier that prevents manufacturers from adopting AM technologies, especially for high …
barrier that prevents manufacturers from adopting AM technologies, especially for high …
Laser-based directed energy deposition (DED-LB) of advanced materials
Directed energy deposition (DED) has matured into an essential additive manufacturing
(AM) branch. DED has been broadly implemented in the design and fabrication of novel …
(AM) branch. DED has been broadly implemented in the design and fabrication of novel …
In-situ monitoring of sub-surface and internal defects in additive manufacturing: A review
Abstract Additive Manufacturing (AM), or 3D printing, processes depend on a user-defined
set of optimized process parameters to create a component. Monitoring and control of AM …
set of optimized process parameters to create a component. Monitoring and control of AM …
Extraction and evaluation of melt pool, plume and spatter information for powder-bed fusion AM process monitoring
With the continuous development of additive manufacturing technique, the issue on built
quality has caught increasing attentions. To improve the quality of built parts, the process …
quality has caught increasing attentions. To improve the quality of built parts, the process …
Directed energy deposition of metals: processing, microstructures, and mechanical properties
Amongst the many additive manufacturing (AM) techniques, directed energy deposition
(DED) is a prominent one, which can also be used for the repair of damaged components. In …
(DED) is a prominent one, which can also be used for the repair of damaged components. In …
A review on in situ monitoring technology for directed energy deposition of metals
Directed energy deposition (DED) is an important additive manufacturing method for
producing or repairing high-end and high-value equipment. Meanwhile, the lack of reliable …
producing or repairing high-end and high-value equipment. Meanwhile, the lack of reliable …
Multisensor fusion-based digital twin for localized quality prediction in robotic laser-directed energy deposition
Early detection of defects, such as keyhole pores and cracks is crucial in laser-directed
energy deposition (L-DED) additive manufacturing (AM) to prevent build failures. However …
energy deposition (L-DED) additive manufacturing (AM) to prevent build failures. However …
In situ investigation into temperature evolution and heat generation during additive friction stir deposition: A comparative study of Cu and Al-Mg-Si
Additive friction stir deposition is an emerging solid-state additive manufacturing technology
that enables site-specific build-up of high-quality metals with fine, equiaxed microstructures …
that enables site-specific build-up of high-quality metals with fine, equiaxed microstructures …
Applications of machine learning in metal powder-bed fusion in-process monitoring and control: status and challenges
The continuous development of metal additive manufacturing (AM) promises the flexible and
customized production, spurring AM research towards end-use part fabrication rather than …
customized production, spurring AM research towards end-use part fabrication rather than …