Study of energy deposition patterns in hadron calorimeter for prompt and displaced jets using convolutional neural network
Sign Up to like & getrecommendations! Published in 2019 at "Journal of High Energy Physics"
DOI: 10.1007/jhep11(2019)156
Abstract: Abstract Sophisticated machine learning techniques have promising potential in search for physics beyond Standard Model in Large Hadron Collider (LHC). Convolutional neural networks (CNN) can provide powerful tools for differentiating between patterns of calorimeter energy… read more here.
Keywords: deposition patterns; physics; displaced jets; energy deposition ... See more keywords
Tensile Properties of Built and Rebuilt/Repaired Specimens of 316L Stainless Steel Using Directed Energy Deposition
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-020-05087-z
Abstract: One of the most exciting possibilities brought forward by some additive manufacturing (AM) processes is their ability to deposit materials on existing parts. Mainly achievable with directed energy deposition systems, it is thus possible to… read more here.
Keywords: directed energy; energy deposition; stainless steel; tensile ... See more keywords
Machine Learning-Enabled Competitive Grain Growth Behavior Study in Directed Energy Deposition Fabricated Ti6Al4V
Sign Up to like & getrecommendations! Published in 2019 at "JOM"
DOI: 10.1007/s11837-019-03917-7
Abstract: Directed energy deposition (DED) of titanium alloys is a rapidly developing technology because of its flexibility in freeform fabrication and remanufacturing. However, the uncertainties of a solidification microstructure during the deposition process are limiting its… read more here.
Keywords: directed energy; deposition; energy deposition; competitive grain ... See more keywords
Parametric study on drag reduction with the combination of the upstream energy deposition and the opposing jet configuration in supersonic flows
Sign Up to like & getrecommendations! Published in 2020 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2020.03.004
Abstract: Abstract The drag reduction characteristics play an important role in the supersonic vehicle design phase. According to two drag reduction schemes, the opposing jet and the upstream energy deposition have aroused the widespread interest of… read more here.
Keywords: energy deposition; reduction; opposing jet; drag reduction ... See more keywords
Impact of neutron energy on asteroid deflection performance
Sign Up to like & getrecommendations! Published in 2021 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2021.02.028
Abstract: Abstract In the future, a hazardous asteroid will find itself on a collision course with Earth. For asteroids of moderate size or larger, a nuclear device is one of humanity’s only technologies capable of mitigating… read more here.
Keywords: deflection; energy deposition; energy; neutron energy ... See more keywords
Multi-sensor investigations of optical emissions and their relations to directed energy deposition processes and quality
Sign Up to like & getrecommendations! Published in 2018 at "Additive manufacturing"
DOI: 10.1016/j.addma.2018.03.017
Abstract: Abstract Optical Emissions Spectroscopy and plume imaging were utilized to investigate flaws generated during directed energy deposition additive manufacturing. Ti-6Al–4 V coupons were built using varying laser power, powder flow rate, and hatching pattern to induce… read more here.
Keywords: directed energy; optical emissions; energy deposition; flaw ... See more keywords
Machining of functionally graded Ti6Al4V/ WC produced by directed energy deposition
Sign Up to like & getrecommendations! Published in 2018 at "Additive Manufacturing"
DOI: 10.1016/j.addma.2018.09.007
Abstract: Abstract Additive manufacturing (AM) technologies offer new processing routes for functionally graded materials. At present, parts built using these processes often require additional processing as a result of the characteristic surface finish limitations synonymous with… read more here.
Keywords: processing; machining functionally; functionally graded; energy deposition ... See more keywords
First Demonstration of Additive Manufacturing of Cutting Tools using Directed Energy Deposition System: Stellite™-Based Cutting Tools
Sign Up to like & getrecommendations! Published in 2019 at "Additive Manufacturing"
DOI: 10.1016/j.addma.2018.11.019
Abstract: Abstract Machine-tool concepts are becoming increasingly complex to meet the demanding requirements of advanced applications. This raises per-tool costs for manufacturers and end users, motivating the development of novel, innovative fabrication methods for these tools.… read more here.
Keywords: cutting tools; directed energy; energy deposition; additive manufacturing ... See more keywords
A novel strategy to fabricate thin 316L stainless steel rods by continuous directed energy deposition in Z direction
Sign Up to like & getrecommendations! Published in 2019 at "Additive Manufacturing"
DOI: 10.1016/j.addma.2019.03.024
Abstract: Abstract Thin 316L stainless steel rods were fabricated by continuous directed energy deposition in Z direction. The process parameters (laser power, scan velocity, and powder feeding rate) were carefully selected to obtain a stable deposition… read more here.
Keywords: directed energy; 316l stainless; energy deposition; thin 316l ... See more keywords
The role of Directed Energy Deposition atmosphere mode on the microstructure and mechanical properties of 316L samples
Sign Up to like & getrecommendations! Published in 2020 at "Additive manufacturing"
DOI: 10.1016/j.addma.2020.101274
Abstract: Abstract Laser-Directed Energy Deposition was used to produce AISI 316L stainless steel samples. The effect of the protective atmosphere on the microstructure and mechanical performance of AISI 316L deposited parts was investigated by building samples… read more here.
Keywords: directed energy; energy deposition; microstructure mechanical;
Metastable δ-ferrite and twinning-induced plasticity on the strain hardening behavior of directed energy deposition-processed 304L austenitic stainless steel
Sign Up to like & getrecommendations! Published in 2021 at "Additive Manufacturing"
DOI: 10.1016/j.addma.2021.102363
Abstract: Abstract Rapid melting and solidification cycles during laser-based additive manufacturing create non-equilibrium microstructures in stainless steels (SSs) including atomic segregation-mediated ultrafine δ-ferrite, in contrast to coarse δ-ferrite in typical casting-produced SSs. The formation of metastable… read more here.
Keywords: directed energy; ultrafine ferrite; energy deposition; deposition processed ... See more keywords