Results 31 to 40 of about 41,061 (356)

Analysis of printing parameters for metal additive manufactured parts through Direct Ink Writing process [PDF]

open access: yes, 2020
Direct Ink Writing is an Additive Manufacturing process in which a metal ink is continuously extruded to built-up a green metal part. Therefore, a debinding and sintering process is required to obtain the final metal part. This thermal process produces a
Bonada Bo, Jordi   +6 more
core   +2 more sources

Selective Laser Sintering of Polymer Nanocomposites [PDF]

open access: yes, 2007
This paper describes the fabrication and characterization of polymer nanocomposite (PNC) materials for use in the selective laser sintering (SLS) process. PNC materials are of great interest generally because of their excellent physical properties, and
Cochrane, R. F.   +2 more
core   +1 more source

First 3D Printed IH-Type Linac Structure—Proof-of-Concept for Additive Manufacturing of Linac RF Cavities

open access: yesInstruments, 2022
Additive manufacturing (AM or “3D printing”) has become a powerful tool for the rapid prototyping and manufacturing of complex part geometries. Especially interesting for the world of particle accelerators is the process of the 3D printing of stainless ...
Hendrik Hähnel, Ulrich Ratzinger
doaj   +1 more source

Selective laser sintering of hydroxyapatite reinforced polyethylene composites for bioactive implants and tissue scaffold development [PDF]

open access: yes, 2006
Selective laser sintering (SLS) has been investigated for the production of bioactive implants and tissue scaffolds using composites of high-density polyethylene (HDPE) reinforced with hydroxyapatite (HA) with the aim of achieving the rapid manufacturing
Berry E.   +19 more
core   +2 more sources

An Evaluation of the Mechanical Behavior of Bronze-NI Composites Produced by Selective Laser Sintering [PDF]

open access: yes, 1993
Mechanical properties of Bronze-Nickel composites produced by Selective Laser Sintering (SLS) were evaluated by constant displacement tension tests.
Agarwala, Mukesh K.   +3 more
core   +1 more source

Recent advances in 3D printing of biomaterials. [PDF]

open access: yes, 2015
3D Printing promises to produce complex biomedical devices according to computer design using patient-specific anatomical data. Since its initial use as pre-surgical visualization models and tooling molds, 3D Printing has slowly evolved to create one-of ...
Chia, Helena N, Wu, Benjamin M
core   +2 more sources

Shaping ceramics through indirect selective laser sintering [PDF]

open access: yesRapid Prototyping Journal, 2016
PurposeThe purpose of this paper is to compare different powder metallurgy (PM) processes to produce ceramic parts through additive manufacturing (AM). This creates the potential to rapidly shape ceramic parts with an almost unlimited shape freedom. In this paper, alumina (Al2O3) parts are produced, as Al2O3is currently the most commonly used ceramic ...
Deckers, Jan   +5 more
openaire   +1 more source

Laser Micro Sintering – A Quality Leap through Improvement of Powder Packing [PDF]

open access: yes, 2008
Laser micro sintering, a modification of selective laser sintering for freeform fabrication of micro-parts, was continuously upgraded since its first application. Poor density of the powder layers has been a persisting problem that had to be dealt with
Ebert, R.   +3 more
core   +1 more source

Rapid manufacturing of polyethylene parts with controlled pore size gradients using selective laser sintering

open access: yesMaterials Research, 2007
In this study HDPE specimens were fabricated by selective laser sintering using different particle sizes to obtain controlled variations in the porosity.
Gean Vitor Salmoria   +5 more
doaj   +1 more source

Investigation on Optical Absorption and Reflection of Carbon Nanotubes Mixed Copper Composites for Laser Sintering Process Improvement

open access: yesMetals, 2023
Selective laser sintering (SLS) of copper components manufactured via powder metallurgy is widely studied due to minimal material wastage. However, copper has poor optical absorption when exposed to infrared (IR) lasers, such as in laser-based additive ...
Hasan Ayub   +5 more
doaj   +1 more source

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