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Nanophysics Nov 19, 2019

New antenna tech to equip ceramic coatings with heat radiation control

The gas turbines powering aircraft engines rely on ceramic coatings that ensure structural stability at high temperatures. But these coatings don't control heat radiation, limiting the performance of the engine.

Optics & Photonics Nov 11, 2019

Smart metamaterials that sense and reprogram themselves

Materials scientists aim to engineer intelligence into the fabric of materials or metamaterials for programmable functions. Engineering efforts can vary from passive to active forms to develop programmable metasurfaces using ...

General Physics Nov 5, 2019

Researchers design 'intelligent' metamaterial to make MRIs affordable and accessible

Boston University researchers have developed a new, "intelligent" metamaterial—which costs less than ten bucks to build—that could revolutionize magnetic resonance imaging (MRI), making the entire MRI process faster, ...

Optics & Photonics Oct 30, 2019

Dielectric metasurfaces for next-generation holograms

Metasurfaces are optically thin metamaterials that can control the wavefront of light completely, although they are primarily used to control the phase of light. In a new report, Adam C. Overvig and colleagues in the departments ...

Materials Science Oct 14, 2019

Researchers design new material using artificial intelligence

Researchers at TU Delft have developed a new supercompressible but strong material without conducting any experimental tests at all, using only artificial intelligence (AI). "AI gives you a treasure map, and the scientist ...

Materials Science Oct 10, 2019

Vibration in one direction only

Electronic components such as transistors transmit electric currents in one direction only. What if we could create materials that could achieve similar effects for mechanical vibrations? For many applications, having materials ...

General Physics Oct 9, 2019

Physicists report a way to 'hear' dark matter

Physicists at Stockholm University and the Max Planck Institute for Physics have turned to plasmas in a proposal that could revolutionise the search for the elusive dark matter.

Optics & Photonics Oct 4, 2019

New metasurface design can control optical fields in three dimensions

A team led by scientists at the University of Washington has designed and tested a 3-D-printed metamaterial that can manipulate light with nanoscale precision. As they report in a paper published Oct. 4 in the journal Science ...

Nanophysics Oct 4, 2019

3-D printing technique accelerates nanoscale fabrication 1000-fold

Using a new time-based method to control light from an ultrafast laser, researchers have developed a nanoscale 3-D printing technique that can fabricate tiny structures 1000 times faster than conventional two-photon lithography ...

Nanophysics Oct 2, 2019

Quantizing single-molecule surface enhanced Raman Scattering with DNA origami metamolecules

Tailored metal nanoclusters can be actively developed in the lab to manipulate light at the subwavelength scale for nanophotonic applications. However, their precise molecular arrangement in a hotspot with fixed numbers and ...

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