Results 31 to 40 of about 694,148 (329)

Acoustic emissions in directed energy deposition processes [PDF]

open access: yesThe International Journal of Advanced Manufacturing Technology, 2022
AbstractAcoustic emissions in directed energy deposition processes such as wire arc additive manufacturing and directed energy deposition with laser beam/metal are investigated within this work, as many insights about the process can be gained from this.
Tobias Hauser   +4 more
openaire   +2 more sources

Directed energy deposition GRCop-42 copper alloy: Characterization and size effects

open access: yesMaterials & Design, 2022
Laser Powder Direct Energy Deposition (LP-DED) allows for manufacturing of large components while still maintaining internal thin walls for heat exchanger applications.
Gabriel Demeneghi   +5 more
doaj   +1 more source

Holography and Coherent Diffraction with Low-Energy Electrons: A Route towards Structural Biology at the Single Molecule Level [PDF]

open access: yes, 2015
The current state of the art in structural biology is led by NMR, X-ray crystallography and TEM investigations. These powerful tools however all rely on averaging over a large ensemble of molecules.
Escher, Conrad   +3 more
core   +1 more source

Directed Energy Deposition (DED) Process: State of the Art

open access: yes, 2021
Metal additive manufacturing technologies, such as powder bed fusion process, directed energy deposition (DED) process, sheet lamination process, etc., are one of promising flexible manufacturing technologies due to direct fabrication characteristics of ...
D. Ahn
semanticscholar   +1 more source

Current research and industrial application of laser powder directed energy deposition

open access: yesThe International Journal of Advanced Manufacturing Technology, 2022
Additive Manufacturing (AM) technologies are recognized as the future of the manufacturing industry thanks to their possibilities in terms of shape design, part functionality, and material efficiency. The use of AM technologies in many industrial sectors
Gabriele Piscopo, L. Iuliano
semanticscholar   +1 more source

Latest Developments in Industrial Hybrid Machine Tools that Combine Additive and Subtractive Operations [PDF]

open access: yes, 2018
Hybrid machine tools combining additive and subtractive processes have arisen as a solution to increasing manufacture requirements, boosting the potentials of both technologies, while compensating and minimizing their limitations.
Arrizubieta Arrate, Jon Iñaki   +4 more
core   +2 more sources

Assembling Di- and Multiatomic Si Clusters in Graphene via Electron Beam Manipulation [PDF]

open access: yes, 2018
We demonstrate assembly of di-, tri- and tetrameric Si clusters on the graphene surface using sub-atomically focused electron beam of a scanning transmission electron microscope.
Alexandrova, Anastassia N.   +5 more
core   +2 more sources

Processing Parameter DOE for 316L Using Directed Energy Deposition

open access: yesJournal of Manufacturing and Materials Processing, 2018
The ability to produce consistent material properties across a single or series of platforms, particularly over time, is the major objective in metal additive manufacturing (MAM) research. If this can be achieved, it will result in widespread adoption of
Federico M. Sciammarella   +1 more
doaj   +1 more source

Deposition characterization of high-manganese (13Mn) steel built via directed energy deposition and its wear behavior

open access: yesJournal of Materials Research and Technology, 2023
High-manganese steel (HMS) has high work-hardening and impact toughness as well as excellent wear resistance. In this study, directed energy deposition (DED) was employed to deposit HMS onto the surface of Inconel 718. The deposition characteristics were
Han-Byeol Park   +3 more
doaj   +1 more source

Rule-Based Path Identification for Direct Energy Deposition

open access: yesProcedia Manufacturing, 2020
23rd International Conference on Material ...
Sefidi, Moein P.   +3 more
openaire   +2 more sources

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