Results 41 to 50 of about 434,909 (355)

3D printing of cement composites [PDF]

open access: yes, 2010
The aims of this study were to investigate the feasibility of generating 3D structures directly in rapid-hardening Portland cement (RHPC) using 3D Printing (3DP) technology.
E Farahi   +4 more
core   +1 more source

Digital Microdroplet Ejection Technology-Based Heterogeneous Objects Prototyping

open access: yesInternational Journal of Biomedical Imaging, 2016
An integrate fabrication framework is presented to build heterogeneous objects (HEO) using digital microdroplets injecting technology and rapid prototyping.
Na Li   +5 more
doaj   +1 more source

3D printing of optical materials: an investigation of the microscopic properties [PDF]

open access: yes, 2018
3D printing technologies are currently enabling the fabrication of objects with complex architectures and tailored properties. In such framework, the production of 3D optical structures, which are typically based on optical transparent matrices ...
Arinstein, A.   +6 more
core   +2 more sources

Microstructure modelling for metallic additive manufacturing: a review

open access: yesVirtual and Physical Prototyping, 2020
The microstructure of metals depends on the additive manufacturing (AM) process and the process parameters. However, experimentation on different process parameters for different materials is costly and time-consuming.
Joel Heang Kuan Tan   +2 more
doaj   +1 more source

3D Printing: Developing Countries Perspectives [PDF]

open access: yes, 2014
For the past decade, 3D printing (3DP) has become popular due to availability of low-cost 3D printers such as RepRap and Fab@Home; and better software, which offers a broad range of manufacturing platform that enables users to create customizable ...
Ishengoma, Fredrick R., Mtaho, Adam B.
core   +1 more source

Axial performances of the steel rebar reinforced column confined by the steel cable reinforced 3D concrete printing permanent formwork

open access: yesVirtual and Physical Prototyping
Among reinforcement methods for 3D concrete printing (3DCP) structures, steel cable reinforcement and reinforced concrete confined by 3DCP formwork (RC-3DPF) methods offer high design freedom and automation.
Zhenbang Liu   +6 more
doaj   +1 more source

Influence of thermal treatment on electronic properties of inkjet-printed zinc oxide semiconductor

open access: yesInternational Journal of Smart and Nano Materials, 2022
Additive manufacturing of electronic devices using inkjet printing provides a potential alternative approach in substitution for conventional electronic fabrication processes.
Van-Thai Tran, Yuefan Wei, Hejun Du
doaj   +1 more source

Redefining A in RGBA: Towards a Standard for Graphical 3D Printing [PDF]

open access: yes, 2019
Advances in multimaterial 3D printing have the potential to reproduce various visual appearance attributes of an object in addition to its shape. Since many existing 3D file formats encode color and translucency by RGBA textures mapped to 3D shapes, RGBA
Brunton, Alan   +4 more
core   +2 more sources

High-Resolution 3D Printing of Freeform, Transparent Displays in Ambient Air [PDF]

open access: yes, 2019
Direct 3D printing technologies to produce 3D optoelectronic architectures have been explored extensively over the last several years. Although commercially available 3D printing techniques are useful for many applications, their limits in printable ...
An, Hyeon Seok   +5 more
core   +2 more sources

Mesoscale Laser 3D Printing

open access: yesOptics Express, 2018
3D meso-scale structures that can reach up to centimeters in overall size but retain micro- or nano-features, proved to be promising in various science fields ranging from micro-mechanical metamaterials to photonics and bio-medical scaffolds. In this work we present synchronization of the linear and galvano scanners for efficient femtosecond 3D optical
Linas Jonušauskas   +5 more
openaire   +5 more sources

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