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Search results for 4-D printing

Condensed Matter Feb 27, 2019

Engineers make clear droplets produce iridescent colors

Engineers at MIT and Penn State University have found that under the right conditions, ordinary clear water droplets on a transparent surface can produce brilliant colors, without the addition of inks or dyes.

Optics & Photonics Feb 22, 2019

Engineering wave reflections with power flow-conformal metamirrors

Metasurfaces are two-dimensional (2-D) metamaterials that can control scattering waves of a light beam. Their applications include thin-sheet polarizers, beam splitters, beam steerers and lenses. These structures can control ...

General Âé¶¹ÒùÔºics Feb 13, 2019

Multimaterial 3-D laser microprinting using an integrated microfluidic system

Complex, three-dimensional (3-D) structures are regularly constructed using a reliable commercial method of 3-D laser micro- and nanoprinting. In a recent study, Frederik Mayer and co-workers in Germany and Australia have ...

Materials Science Feb 7, 2019

Bioplotting bone-mimetic 3-D tissue scaffolds with osteogenic effects

In bone tissue engineering (BTE), 3-D printing is a reliable and customizable method used to repair bone defects by producing biomimetic tissue scaffolds. In a recent study published online on Tissue Engineering Part A (Mary ...

Materials Science Jan 22, 2019

Materials chemists tap body heat to power 'smart garments'

Many wearable biosensors, data transmitters and similar tech advances for personalized health monitoring have now been "creatively miniaturized," says materials chemist Trisha Andrew at the University of Massachusetts Amherst, ...

Energy & Green Tech Jan 22, 2019

Erosion in wind turbine blades solved with the help of artificial intelligence

The erosion of materials used in wind turbine blades due to the effect of weather conditions is a problem that applies to the whole wind energy sector. VTT's antiAGE project found a functional solution to the material problem ...

General Âé¶¹ÒùÔºics Jan 22, 2019

Rapid and continuous 3-D printing with light

Three-dimensional (3-D) printing, also known as additive manufacturing (AM), can transform a material layer by layer to build an object of interest. 3-D printing is not a new concept, since stereolithography printers have ...

Business Jan 21, 2019

EU's antitrust cop lays groundwork for more tech scrutiny

Silicon Valley's notorious nemesis, Margrethe Vestager, plans to end her term as the European Union's antitrust enforcer this year with a bang, laying out a long-term plan to intensify scrutiny of the world's big tech companies.

Space Exploration Jan 17, 2019

How realistic are China's plans to build a research station on the Moon?

The world is still celebrating the historic landing of China's Chang'e-4 on the dark side of the moon on January 3. This week, China announced its plans to follow up with three more lunar missions, laying the groundwork for ...

Molecular & Computational biology Jan 15, 2019

Time to step inside your DNA

Researchers at the MRC Weatherall Institute of Molecular Medicine (MRC WIMM) have developed technology that allows scientists to explore the complex 3-D structure of DNA in Virtual Reality. In a newly published pre-print, ...

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