Posts tagged with "3D Printing"

3D

Lab breakthrough in 3D printing of glass

May. 2, 2017 -  
Lawrence Livermore National Laboratory scientists and academic collaborators have demonstrated the synthesis of transparent glass through 3D printing, a development that could ultimately lead to altering the design and structure of lasers and other devices that incorporate optics. A team of LLNL...
structures

Experiments validate models predicting failure modes in miniaturized lightweight structures

Apr. 5, 2017 -  
Lawrence Livermore National Laboratory (LLNL) researchers have adapted theoretical models to predict the failure behavior of miniaturized 3D lattice structures and have used advanced characterization techniques to demonstrate that these failures exist. Specifically, experiments showed a transition...
thornley

Lawrence Livermore reinventing metal 3D printing with new direct writing process

Mar. 30, 2017 -  
Metal 3D printing has enormous potential to revolutionize modern manufacturing. However, the most popular metal printing processes, which use lasers to fuse together fine metal powder, have their limitations. Parts produced using selective laser melting (SLM) and other powder-based metal techniques...
3D printing

3D printing with high-performance carbon fiber

Feb. 28, 2017 -  
Lawrence Livermore National Laboratory (LLNL) researchers have become the first to 3D print aerospace-grade carbon fiber composites, opening the door to greater control and optimization of the lightweight, yet stronger than steel material. The research, published by the journal Scientific Reports...

Scientists explore use of 3D printing to speed up target production for testing material strength

Oct. 20, 2016 -  
Advanced 3D printing promises to redefine manufacturing in critical industries such as aerospace, transportation and defense, and now, Lawrence Livermore National Laboratory is exploring the use of 3D printing to achieve unprecedented flexibility in producing "on-demand" targets for testing how...
lattice

Putting pressure on 3D-printed structures

Jun. 27, 2016 -  
Through a series of dynamic compression experiments on additively manufactured (AM) structured lattices, a Lawrence Livermore National Laboratory team, supported by colleagues at Los Alamos National Laboratory, has found that the assemblies have unique properties not exhibited by disordered...
foam

3D-printed foam outperforms standard materials

Apr. 27, 2016 -  
Lawrence Livermore National Laboratory (LLNL) material scientists have found that 3D-printed foam works better than standard cellular materials in terms of durability and long-term mechanical performance. Foams, also known as cellular solids, are an important class of materials with applications...
king

Researchers outline physics of metal 3D printing

Jan. 14, 2016 -  
While the most common method of metal 3D printing is growing exponentially, moving forward from producing prototypes to manufacturing critical parts will be possible only by reaching a fundamental understanding of the complex physics behind the process, according to a new paper authored by Lawrence...
sullivankyle_zhucheng

Researchers 3D-print with reactive materials

Dec. 16, 2015 -  
Reactive composite materials are everywhere, from the life-saving air bags in your car to the dazzling pyrotechnics in Fourth of July fireworks. But one of the main drawbacks to using these materials has been the unpredictability of their reactions. Historically, the way to alter the performance in...
bioPrinting

Researchers 3D print 'living' blood vessels

Dec. 3, 2015 -  
The cardiovascular system is a complex web of tens of thousands of miles of arteries, capillaries and veins, branching throughout the body like tributaries of a great river. And now, researchers at Lawrence Livermore National Laboratory are recapitulating this intricate network using an emerging...