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Additive Manufacturing: Polymers Applicable for Laser Sintering (LS) [PDF]

open access: yesProcedia Engineering, 2016
Additive Manufacturing (AM) is close to become a production technique changing the way of part fabrication in future. Enhanced complexity and personalized features are aimed. The expectations in AM for the future are enormous and betimes it is considered as kind of the next industrial revolution. Laser Sintering (LS) of polymer powders is one component
Schmid, Manfred, Wegener, Konrad
openaire   +3 more sources

A facile one step route that introduces functionality to polymer powders for laser sintering [PDF]

open access: yesNature Communications
Laser Sintering (LS) is a type of Additive Manufacturing (AM) exploiting laser processing of polymeric particles to produce 3D objects. Because of its ease of processability and thermo-physical properties, polyamide-12 (PA-12) represents ~95% of the ...
Eduards Krumins   +15 more
doaj   +2 more sources

Selective Laser Sintering of a Stainless Steel Powder [PDF]

open access: yes, 2003
The research presented in this thesis was part of a larger collaborated project (LastForm Programme) to research engineering solutions for the rapid manufacture of large scale (0.5m – 5.0m in length) low, medium and high temperature tooling (from room ...
Hauser, Carl
core   +6 more sources

Direct selective laser sintering of aluminium alloy powders [PDF]

open access: yes, 2008
The SLS/SLM of aluminium powder had been investigated by studying the effect of powder properties and laser processing parameters on the microstructures and properties of both single layer and multiple layer builds. On the basis of experimental evidence,
Olakanmi, Eyitayo Olatunde
core   +7 more sources

Finite element analysis of curl development in the selective laser sintering process [PDF]

open access: yes, 2001
Selective laser sintering (SLS) is a rapid prototyping process, which operates by using a laser to locally heat an area within a layer of powder material, causing it to fuse together, creating a thin cross-section of solid material.
Jamal, Naim Musa
core   +7 more sources

A comprehensive characterisation of Laser Sintered Polyamide-12 surfaces

open access: yesPolymer Testing, 2022
Polymer Laser Sintering (LS) is a powder-based Additive Manufacturing (AM) process known for its ability to produce highly complex geometries. The powder-based nature of the process means it intrinsically produces components with characteristic surface ...
Kieran Nar   +2 more
doaj   +1 more source

Optimization of Laser Sintering for Demineralized Bone/Polycaprolactone Composite Powder for Bone Tissue Scaffold

open access: yesJournal of Manufacturing and Materials Processing, 2020
Demineralized bone matrix (DBM) is an excellent bone scaffold material, but is available in only limited sizes. An additive manufacturing (AM) method that retains these properties while enabling customized geometry fabrication would provide bone ...
Mohsen Ziaee   +2 more
doaj   +1 more source

Effect of Digital Technologies on the Marginal Accuracy of Conventional and Cantilever Co–Cr Posterior-Fixed Partial Dentures Frameworks

open access: yesApplied Sciences, 2021
The introduction of new digital technologies represents an important advance to fabricate metal–ceramic restorations. However, few studies have evaluated the influence of these technologies on the fit of the restorations.
Celia Tobar   +5 more
doaj   +1 more source

Shrinkage behaviour of semi-crystalline polymers in laser sintering: PEKK and PA12

open access: yesMaterials & Design, 2019
Shrinkage is extensively mentioned in the literature as one of the main causes for dimensional instability or poor performance in Laser Sintering (LS).
L. Benedetti   +4 more
doaj   +1 more source

Effect of topology on strength and energy absorption of PA12 non-auxetic strut-based lattice structures

open access: yesJournal of Materials Research and Technology, 2022
With the increasing development of additive manufacturing (AM) technology, lattice structure (LS) emerged and expanded as a subset of cellular materials.
Sina Ghaemi Khiavi   +2 more
doaj   +1 more source

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