Results 11 to 20 of about 973,282 (243)

Estrategias de enseñanza para la educación cívica y ciudadana en el siglo XXI

open access: yesEstudios sobre Educación, 2018
Uno de los retos que los educadores de la educación cívica en Europa deberán afrontar en el Siglo XXI es el uso de estrategias educativas que involucren de modo activo a los alumnos.
Murray Print
doaj   +1 more source

The Polychromatic Woodburytype—Colour Tracking in Translucent, Patterned Gelatin/Pigment Films

open access: yesMolecules, 2020
The Woodburytype is a 19th century photomechanical technique capable of producing high-quality continuous-tone prints. It uses pigment dispersed in gelatin to produce a 2.5D print, in which the effect of varying tone is produced by a variation in the ...
Damien Jon Leech   +2 more
doaj   +1 more source

Increasing the functionalities of 3D printed microchemical devices by single material, multimaterial, and print-pause-print 3D printing.

open access: yesLab on a Chip, 2019
3D printing has emerged as a valuable approach for the fabrication of fluidic devices and may replace soft-lithography as the method of choice for rapid prototyping.
Feng Li   +3 more
semanticscholar   +1 more source

A New Method of Printing Multi-Material Textiles by Fused Deposition Modelling (FDM) [PDF]

open access: yesTekstilec, 2019
3D printing is considered to be the key technology for future production processes. It has recently found its way into the field of the textile industry and promises to revolutionise the textile supply chain.
Rimma Uysal, Jack B. Stubbs
doaj   +1 more source

A 3D Printing Hexacopter: Design and Demonstration [PDF]

open access: yes, 2021
3D printing using robots has garnered significant interest in manufacturing and construction in recent years. A robot's versatility paired with the design freedom of 3D printing offers promising opportunities for how parts and structures are built in the future.
arxiv   +1 more source

A Water‐Based Silver‐Nanowire Screen‐Print Ink for the Fabrication of Stretchable Conductors and Wearable Thin‐Film Transistors

open access: yesAdvances in Materials, 2016
A water-based silver-nanowire (AgNW) ink is formulated for screen printing. Screen-printed AgNW patterns have uniform sharp edges, ≈50 μm resolution, and electrical conductivity as high as 4.67 × 10(4) S cm(-1) . The screen-printed AgNW patterns are used
Jiajie Liang, Kwing Tong, Q. Pei
semanticscholar   +1 more source

3D print of polymer bonded rare-earth magnets, and 3D magnetic field scanning with an end-user 3D printer [PDF]

open access: yes, 2016
3D print is a recently developed technique, for single-unit production, and for structures that have been impossible to build previously. The current work presents a method to 3D print polymer bonded isotropic hard magnets with a low-cost, end-user 3D ...
Christian Huber   +11 more
semanticscholar   +1 more source

Influence of Print Orientation on Surface Roughness in Fused Deposition Modeling (FDM) Processes

open access: yesMaterials, 2019
In the present paper, we address the influence of print orientation angle on surface roughness obtained in lateral walls in fused deposition modelling (FDM) processes.
I. Buj-Corral   +2 more
semanticscholar   +1 more source

Application of Reversible Data Hiding for Printing with Special Color Inks to Preserve Compatibility with Normal Printing [PDF]

open access: yesIEEJ Trans. Electr. Inf. & Syst., vol.141, no.2, pp.155-162, February 2021, 2021
We propose an efficient framework with compatibility between normal printing and printing with special color inks in this paper. Special color inks can be used for printing to represent some particular colors and specific optical properties, which are difficult to express using only CMYK inks.
arxiv   +1 more source

Geometric Modeling and Physics Simulation Framework for Building a Digital Twin of Extrusion-based Additive Manufacturing [PDF]

open access: yesarXiv, 2023
Accurate simulation of the printing process is essential for improving print quality, reducing waste, and optimizing the printing parameters of extrusion-based additive manufacturing. Traditional additive manufacturing simulations are very compute-intensive and are not scalable to simulate even moderately-sized geometries.
arxiv  

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