Results 21 to 30 of about 55,797 (145)

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

Materials & 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, Baxter Barnes, Paul Gradl, David Ellis, Jason R. Mayeur, Kavan Hazeli   +5 more
doaj   +1 more source

Processing Parameter DOE for 316L Using Directed Energy Deposition

Journal 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, Benyamin Salehi Najafabadi   +1 more
doaj   +1 more source

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

Journal 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, Gwang Yong Shin, Ki-Yong Lee, Do-Sik Shim   +3 more
doaj   +1 more source

A Review on Wire-Laser Directed Energy Deposition: Parameter Control, Process Stability, and Future Research Paths

Journal of Manufacturing and Materials Processing
Wire-laser directed energy deposition has emerged as a transformative technology in metal additive manufacturing, offering high material deposition efficiency and promoting a cleaner process environment compared to powder processes.
Nahal Ghanadi, Somayeh Pasebani
doaj   +1 more source

Powder flow and deposition profile in directed energy deposition with discrete coaxial injection [PDF]

EPJ Web of Conferences
This study explores the effects of powder injection angle and substrate inclination on powder flow characteristics and deposition profiles in Directed Energy Deposition (DED) using a discrete coaxial nozzle.
Nugroho Aji, Hsiau Shu-San, Sheng Li-Tsung, Wang Bing-Zhi, Yasa Utama Firman, Riandadari Dyah   +5 more
doaj   +1 more source

Rule-Based Path Identification for Direct Energy Deposition

Procedia Manufacturing, 2020
23rd International Conference on Material ...
Sefidi, Moein P., Israr, Rameez, Buhl, Johannes, Bambach, Markus; id_orcid0000-0002-8790-0807   +3 more
openaire   +2 more sources

Advancements in 3D Printing: Directed Energy Deposition Techniques, Defect Analysis, and Quality Monitoring

Technologies
This paper provides a comprehensive analysis of recent advancements in additive manufacturing, a transformative approach to industrial production that allows for the layer-by-layer construction of complex parts directly from digital models.
Muhammad Mu’az Imran, Azam Che Idris, Liyanage Chandratilak De Silva, Yun-Bae Kim, Pg Emeroylariffion Abas   +4 more
doaj   +1 more source

In-process spectroscopic detection of chromium loss during Directed Energy Deposition of alloy 718

Materials & Design, 2020
In this work, a fast optical spectrometer was used to monitor the Directed Energy Deposition (DED) process, during the deposition of Alloy 718 samples with different laser power, thus different energy inputs into the material.
Agnieszka Kisielewicz, Esmaeil Sadeghi, Fredrik Sikström, Anna-Karin Christiansson, Gianfranco Palumbo, Antonio Ancona   +5 more
doaj   +1 more source

Process Optimization and Distortion Prediction in Directed Energy Deposition

Journal of Manufacturing and Materials Processing
Directed energy deposition (DED), a form of additive manufacturing (AM), is gaining traction for its ability to produce complex metal parts with precise geometries.
Adem Ben Hammouda, Hatem Mrad, Haykel Marouani, Ahmed Frikha, Tikou Belem   +4 more
doaj   +1 more source

The Reusability of AlSi10Mg Powder in Directed Energy Deposition

Powders
The low deposition efficiency in directed energy deposition (DED) has prompted the reuse of powders that do not fuse to the builds to make additive manufacturing more sustainable.
Parnian Kiani, Alexander D. Dupuy, Kaka Ma, Julie M. Schoenung   +3 more
doaj   +1 more source