Results 81 to 90 of about 13,043 (176)

From Single to Multi‐Material 3D Printing of Glass‐Ceramics for Micro‐Optics

open access: yesSmall Methods, EarlyView.
This article explores advancements in two‐photon lithography (TPL) for fabricating high‐refractive‐index micro‐optics. It examines single and multi‐material 3D architectures in glass and ceramics (GLACEs), highlighting photoresin customization, critical fabrication conditions, and cross‐scale structural and optical characterization.
Joel Arriaga‐Dávila   +10 more
wiley   +1 more source

Analysis of Selective Laser Sintering print parameter modelling methodologies for energy input minimisation : a thesis presented in partial fulfilment of the requirements for the degree of Master of Engineering in Mechatronics at Massey University, Albany, New Zealand [PDF]

open access: yes, 2017
Additive Manufacturing (AM) is the name given to a series of processes used to create solids, layer upon layer, from 3 Dimensional (3D) models. As AM experiences rapid growth there exists an opportunity for Selective Laser Sintering (SLS) to expand ...
Mearns, Cameron D H
core  

Extracting Product Performance by Embedding Sensors in SFF Prototypes [PDF]

open access: yes, 2004
SFF has been instrumental in improving the design process by providing designers with prototypes that assist them in the communication of design information and design visualization prior to creating fully functional prototypes.
Campbell, Matthew   +2 more
core   +1 more source

Intumescent, catalyzed flame retardant systems for polyamide‐based powder bed fusion

open access: yesJournal of Vinyl and Additive Technology, EarlyView.
Manufacturing and flame testing of a synergistic flame retardant system based on PA12 in selective laser sintering. Abstract Flame‐retardant properties of polymer components are essential to a broad variety of applications. However, the processing of flame‐retardant thermoplastics in laser‐based powder bed fusion remains challenging.
Paul Roumeliotis   +2 more
wiley   +1 more source

Effects of Degree of Particle Melt and Crystallinity in SLS Nylon-12 Parts [PDF]

open access: yes, 2008
Differential Scanning Calorimetry (DSC) traces for SLS Nylon-12 parts display two distinct melt peaks, which have been related to the presence of both melted and crystallised regions, and un-melted particle cores within the part.
Hopkinson, N.   +2 more
core   +1 more source

A re‐usable 3D‐printed training model for the endodontic management of dental trauma in immature teeth

open access: yesInternational Endodontic Journal, EarlyView.
Abstract Aim To develop a 3D‐printed model enabling treatment simulation of trauma‐related endodontic and restorative procedures like revitalization or placement of an apical plug on teeth with incomplete root formation. Methodology To generate a realistic training model suitable for trauma‐related simulations, CT‐Data sets were segmented, combined ...
Eva Maier   +7 more
wiley   +1 more source

SLS Fabrication of Highly Porous Model Including Fine Flow Channel Network Aiming at Regeneration of Highly Metabolic Organs [PDF]

open access: yes, 2006
Fabrication of very porous scaffold for regeneration of highly metabolic organs is reported. Polycaprolactone (PCL) powder was mixed with fine salt grains as filler and SLS processed to develop a model including fine flow channel network.
Huang, Hongyun   +3 more
core   +1 more source

Effect of artificial aging on fracture toughness and hardness of 3D‐printed and milled 3Y‐TZP zirconia

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose This study aimed to evaluate the impact of artificial aging on the fracture toughness and hardness of three‐dimensional (3D)‐printed and computer‐aided design and computer‐aided manufacturing (CAD‐CAM) milled 3 mol% yttria‐stabilized tetragonal zirconia polycrystals (3Y‐TZP). Materials and Methods Forty bar‐shaped specimens (45 × 4 × 3 
Abdulaziz Alhotan   +5 more
wiley   +1 more source

Effect of Aluminum Particles on the Fracture Toughness of Polyamide-based Parts Obtained by Selective Laser Sintering (SLS)

open access: yesProcedia Structural Integrity, 2019
Abstract Numerous additive manufacturing technologies are currently used in industry and research: selective laser sintering, selective laser melting, electron beam melting, fused deposition modelling, laminated object manufacturing and stereolithography. Independently on the type of technology, a set of technological parameters have to be controlled
Dan Ioan Stoia, Liviu Marsavina
openaire   +2 more sources

Machine Issues Associated with Solid Freeform Fabrication [PDF]

open access: yes, 1992
Before we begin a discussion of machine issues it is important that we categorize exactly what we mean. There are differences between the design of a research piece of equipment as compared to a commercial piece of equipment.
Beaman, Joseph J.
core   +1 more source

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