Results 11 to 20 of about 123,217 (264)

Additive Manufacturing

open access: yesSeikei-Kakou, 2022
Additive manufacturing (AM), or commonly known as 3D printing, gained prominence as part of a suite of technologies that is expected to bring about the Fourth Industrial Revolution, or Industry 4.0. This technology primer aims to showcase the capabilities across the Schools and Research Centres under CoE.
Jeppe Byskov, Nikolaj Vedel-Smith
  +8 more sources

Perspectives on additive manufacturing for dynamic impact applications

open access: yesMaterials & Design, 2022
Applications involving strain rates in excess of 102 - 103s−1 are unique in both materials selection and design approaches and are of particular importance for protection of infrastructure and personnel in dynamic impact scenarios. Three broad categories
Alexander E. Medvedev   +4 more
doaj   +1 more source

Process Optimization for Up-Facing Surface Finish of AlSi10Mg Alloy Produced by Laser Powder Bed Fusion

open access: yesMetals, 2022
This work investigates the effects of various processing parameters (laser power, scanning speed, hatch distance and beam offset) on the resultant inclined up-facing surface roughness of AlSi10Mg alloys produced by laser powder bed fusion (LPBF).
Chaofeng Gao   +5 more
doaj   +1 more source

High temperature performance of wire-arc additive manufactured Inconel 718

open access: yesScientific Reports, 2023
In developing a wire-arc directed energy deposition process for superalloys used in high-speed flight environments, Inconel 718 was deposited using a plasma arc process and tested for its high temperature performance. The deposited material was tested in
William Sean James   +2 more
doaj   +1 more source

Novel 3D grid porous Li4Ti5O12 thick electrodes fabricated by 3D printing for high performance lithium-ion batteries

open access: yesJournal of Advanced Ceramics, 2022
Three-dimensional (3D) grid porous electrodes introduce vertically aligned pores as a convenient path for the transport of lithium-ions (Li-ions), thereby reducing the total transport distance of Li-ions and improving the reaction kinetics.
Changyong Liu   +7 more
doaj   +1 more source

Additive Manufacturing

open access: yes, 2019
Three-dimensional printing has evolved into an advanced laser additive manufacturing (AM) process with capacity of directly producing parts through CAD model. AM technology parts are fabricated through layer by layer build-up additive process. AM technology cuts down material wastage, reduces buy-to-fly ratio, fabricates complex parts, and repairs ...
Susmita Bose, Amit Bandyopadhyay
  +6 more sources

Corrosion performance of wire arc additively manufactured NAB alloy

open access: yesnpj Materials Degradation, 2023
Nickel–aluminum bronzes (NAB) are vital alloys, known for biofouling resistance, crucial for marine and shipbuilding industries. This study examined corrosion performance of NAB samples fabricated by wire arc additive manufacturing (WAAM) in as-built and
Ayda Shahriari   +3 more
doaj   +1 more source

Influence of high heating rates on evolution of oxides on directed laser energy additively fabricated IN718

open access: yesnpj Materials Degradation, 2021
The effect of non-isothermal treatment in oxygen-containing air, via heating rates of 10, 50, and 1000 °C/min until 1000 °C followed by furnace cooling to room temperature on oxides formed on directed laser energy additively fabricated IN718 was studied.
Sangram Mazumder   +2 more
doaj   +1 more source

3D printed leech-inspired origami dry electrodes for electrophysiology sensing robots

open access: yesnpj Flexible Electronics, 2022
In this study, based on inspiration drawn from origami and the suction mechanism of leeches, a dry electrode is developed for reliable blood pressure (BP) monitoring.
Tae-Ho Kim   +3 more
doaj   +1 more source

Zeolitic Imidazolate Frameworks Serve as an Interface Layer for Designing Bifunctional Bone Scaffolds with Antibacterial and Osteogenic Performance

open access: yesNanomaterials, 2023
The integration of hydroxyapatite (HA) with broad-spectrum bactericidal nano-silver within biopolymer-based bone scaffolds not only promotes new bone growth, but also effectively prevents bacterial infections.
Jingxi Huang   +4 more
doaj   +1 more source

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