Results 11 to 20 of about 13,742 (229)
Microstructural effects on properties of as-fabricated Inconel 625 with direct energy deposition process [PDF]
MATEC Web of Conferences, 2023 Three-dimensional printing (3D), also known as metal additive manufacturing (MAM), fabricates parts or components from different feedstocks: wires, powders or sheets.
Booysen Theo-Neal +3 more
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Metals, 2022 The energy used to melt the material at each layer during laser-directed energy deposition (L-DED) accumulates in the solidified layers upon layer deposition and leads to an increase in the temperature of the part with an increasing number of layers ...
Christian Hagenlocher +5 more
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Virtual and Physical Prototyping, 2023 Aluminium alloys are difficult to be manufactured by directed energy deposition (DED) with the widely used infrared laser because of the low absorptivity.
Zijue Tang +9 more
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Preventing Evaporation Products for High-Quality Metal Film in Directed Energy Deposition: A Review
Metals, 2021 Directed energy deposition (DED), a type of additive manufacturing (AM) is a process that enables high-speed deposition using laser technology. The application of DED extends not only to 3D printing, but also to the 2D surface modification by direct ...
Kang-Hyung Kim +3 more
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Effects of Gravity and Non-Perpendicularity during Powder-Fed Directed Energy Deposition of Ni-Based Alloy 718 through Two Types of Coaxial Nozzle [PDF]
, 2020 The consequences of gravity and the nozzle inclination angle in the powder-fed Directed Energy Deposition (DED) process were examined in this study.
Alberdi, Amaia +3 more
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Current research and industrial application of laser powder directed energy deposition [PDF]
, 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
Iuliano L., Piscopo G.
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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 +5 more
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Materials & Design, 2020 In this study, the hot plastic deformation behavior and dynamic recrystallization (DRX) phenomenon of Inconel 625 superalloy prepared by directed energy deposition (DED) are investigated by carrying out hot compression tests.
Y.L. Hu +7 more
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A Study of Different Deposition Strategies in Direct Energy Deposition (DED) Processes
Procedia Manufacturing, 2020 Abstract The stepover of adjacent deposition lines (or beads), when stacking layers to build a 3D-solid shape, is found to be of great importance to minimize voidage and so, improving density of parts produced by the Directed Energy Deposition (DED) process.
Kandice S.B. Ribeiro +2 more
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Directed Energy Deposition (DED) Process: State of the Art
International Journal of Precision Engineering and Manufacturing-Green Technology, 2021 AbstractMetal 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 a metallic freeform with a three-dimensional shape from computer aided design data.
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