Results 11 to 20 of about 104,995 (269)

High-resolution light field prints by nanoscale 3D printing

open access: yesNature Communications, 2021
Light field prints displaying 3D information often appear pixelated due to limited resolution and misalignment between lenses and colour pixels. Here, the authors present a one-step process via two-photon polymerization lithography to fabricate light ...
John You En Chan   +7 more
doaj   +1 more source

3D Printed Microfluidics

open access: yesAnnual Review of Analytical Chemistry, 2020
Traditional microfabrication techniques suffer from several disadvantages, including the inability to create truly three-dimensional (3D) architectures, expensive and time-consuming processes when changing device designs, and difficulty in transitioning from prototyping fabrication to bulk manufacturing. 3D printing is an emerging technique that could
Anna V, Nielsen   +3 more
openaire   +3 more sources

3D-printed bioanalytical devices [PDF]

open access: yesNanotechnology, 2016
While 3D printing technologies first appeared in the 1980s, prohibitive costs, limited materials, and the relatively small number of commercially available printers confined applications mainly to prototyping for manufacturing purposes. As technologies, printer cost, materials, and accessibility continue to improve, 3D printing has found widespread ...
Bishop, Gregory W.   +3 more
openaire   +4 more sources

Streamlined, Inexpensive 3D Printing of the Brain and Skull. [PDF]

open access: yesPLoS ONE, 2015
Neuroimaging technologies such as Magnetic Resonance Imaging (MRI) and Computed Tomography (CT) collect three-dimensional data (3D) that is typically viewed on two-dimensional (2D) screens.
Jason S Naftulin   +2 more
doaj   +1 more source

3D Printed Microfluidic Probes [PDF]

open access: yesScientific Reports, 2018
AbstractIn this work, we fabricate microfluidic probes (MFPs) in a single step by stereolithographic 3D printing and benchmark their performance with standard MFPs fabricated via glass or silicon micromachining. Two research teams join forces to introduce two independent designs and fabrication protocols, using different equipment.
Ayoola Brimmo   +4 more
openaire   +3 more sources

2D material programming for 3D shaping

open access: yesNature Communications, 2021
Two-dimensional (2D) growth-induced 3D shaping enables shape-morphing materials for diverse applications but quantitative design of 2D growth for arbitrary 3D shapes remains challenging.
Amirali Nojoomi   +2 more
doaj   +1 more source

Tensile Strength Testing of Samples made of ABS-M30 Polymer Using FDM Technology [PDF]

open access: yesProblemy Mechatroniki, 2023
The article details the principle behind Fused Deposition Modelling (FDM) technology. Strength tests were carried out on a Stratasys FORTUS 400mc industrial 3D printer.
Wojciech KIŃSKI   +2 more
doaj   +1 more source

Investigation of Two-Step Metallization Process of Plastic 3D Prints Fabricated by SLA Method [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
This paper presents the results of experiments on metallization of plastic elements produced using 3D printing technology from the light-hardened resins. The obtained coatings were bimetallic (Cu/Ni).
R. Kowalik   +5 more
doaj   +1 more source

Designing Combinations of Physical and Digital Manipulatives to Develop Students’ Visualisation

open access: yesOpen Education Studies, 2021
This paper focuses on two main objectives. The first, to describe and characterise instrumental approach involving artefact and instrument differentiation, instrumental genesis and orchestration along with the instrument-mediated activity model.
Vágová Renáta
doaj   +1 more source

Definite Identifiers of Silver Dye Bleach Prints

open access: yesHeritage, 2022
Among diverse contemporary colour prints, silver dye bleach prints and chromogenic prints are difficult to differentiate. They share similar visual characteristics and can use identical supports and surface finishes.
Suk Fong Chun   +2 more
doaj   +1 more source

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