Results 31 to 40 of about 593,417 (298)

Effect of Post-Heat Treatment on the Impact Toughness and Crack Propagation Mechanism of AISI D2 Tool Steel Manufactured by Direct Energy Deposition [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
This study investigated the effect of heat treatment on the microstructure and impact toughness property of AISI D2 manufactured with direct energy deposition (DED) and compared the results with conventional wrought material.
Jung-Hyun Park   +5 more
doaj   +1 more source

Process Development to Repair Aluminum Components, Using EHLA and Laser-Powder DED Techniques

open access: yesJournal of Manufacturing and Materials Processing
The article presents a new AM (Additive Manufacturing) process development, necessary to repair parts made from Aluminum 6061 material, with T6 treatment. The laser Directed Energy Deposition (DED) and Extreme High-Speed Directed Energy Deposition (EHLA)
Adrienn Matis   +3 more
doaj   +1 more source

Multi-scale simulation of dendrite growth for direct energy deposition of nickel-based superalloys

open access: yesMaterials & Design, 2019
In this study, a multi-scale model that integrates a macro-scale transient three-dimensional mass and heat transfer model and a micro-scale thin-interface phase-field model is developed to simulate the solidification behavior of the molten pool and the ...
Wenjia Xiao   +6 more
doaj   +1 more source

Kinetics and Intermediate Phases in Epitaxial Growth of Fe3O4 Films from Deposition and Thermal Reduction

open access: yes, 2016
We have studied the growth of Fe3O4 (111) epitaxial films on Al2O3 (001) substrates using a pulsed laser deposition / thermal reduction cycle using an {\alpha}-Fe2O3 target.
Xu, Xiaoshan   +3 more
core   +1 more source

Differences between thin films deposition systems in the production transition metal nitride [PDF]

open access: yes, 2013
The progress in vacuum technology have enabled the development of advanced coatings processes such as plasma assisted systems, which can produce thin films of different composition and optimum properties, that cannot be collected for the same material ...
Arango P.J.   +2 more
core   +1 more source

Luminous Dark Matter

open access: yes, 2010
We propose a dark matter model in which the signal in direct detection experiments arises from electromagnetic, not nuclear, energy deposition. This can provide a novel explanation for DAMA while avoiding many direct detection constraints.
Feldstein, Brian   +2 more
core   +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

Extended reality implementation possibilities in direct energy deposition-arc

open access: yesFrontiers in Sustainability
The state-of-the-art cleaner smart manufacturing process in the metal industry is the direct energy deposition-arc (DED-arc) process, which has emerged as an energy-efficient method for producing complex geometry metallic constructions.
Hannu Lund   +2 more
doaj   +1 more source

Laser In Situ Synthesis of Gradient Fe-Ti Composite during Direct Energy Deposition Process

open access: yesJournal of Manufacturing and Materials Processing, 2023
The suitability of the direct energy deposition process of exothermic powders Fe-Ti in joining dissimilar metals to produce small parts of a complete shape for various applications is considered.
Igor Shishkovsky   +3 more
doaj   +1 more source

FLUKA Simulations of Energy Density Deposition from a ILC Bunch in different Spoiler Designs [PDF]

open access: yes, 2006
FLUKA is used to simulate the energy deposition due to a direct bunch impact of the ILC beam in various candidate spoiler designs. The conclusions extracted will contribute to the overall optimisation process and identify areas where additional ...
Fernández-Hernando, L, Watson, N K
core   +1 more source

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