Search results for metamaterial

Plasma Physics Apr 7, 2020

Bending microwaves and forbidding frequencies with simulated metamaterials

Using plasma to control microwaves for beaming direct energy toward a specific point is explored for their durability in high-energy electric fields and their reconfigurable structure. High power microwave beams, similar ...

Optics & Photonics Mar 27, 2020

Researchers catch light in a funnel

Professor Ronny Thomale holds a chair for theoretical condensed matter physics, the TP1, at the Julius-Maximilian University of Würzburg. The discovery and theoretical description of new quantum states of matter is a prime ...

Nanomaterials Mar 13, 2020

Graphene solar heating film offers new opportunity for efficient thermal energy harvesting

Researchers at Swinburne University of Technology's Centre for Translational Atomaterials have developed a highly efficient solar absorbing film that absorbs sunlight with minimal heat loss and rapidly heats up to 83°C in ...

Materials Science Mar 10, 2020

Researchers create a new acoustic smart material inspired by shark skin

From the headphones we use to listen to our favorite songs or podcasts, to sonic camouflage employed by submarines, how we transmit and experience sound is an essential part of how we engage with our surrounding world. Acoustic ...

Optics & Photonics Mar 3, 2020

Virtualized metamaterial opens door for acoustics application and beyond

Playing back recorded audio from digital storage allows us to enjoy music without the physical presence of a musical instrument to generate resonating sound. In a seemingly unrelated area called metamaterials, scientists ...

Optics & Photonics Feb 25, 2020

Team demos breakthrough in analog image processing

A research team of Vanderbilt engineers that includes a scientist at Oak Ridge National Laboratory has demonstrated a new ultrathin filter, based on metamaterials, that allows for analog optical image processing. Their work, ...

Materials Science Feb 18, 2020

When less is more: Designer slits make glasslike materials much stronger

By making specially designed slits in Plexiglas, Danish researchers have made it stronger, lighter and more flexible. The new knowledge could be used to make microchips, for example, much more durable.

General Physics Feb 18, 2020

In acoustic waves, engineers break reciprocity with 'spacetime-varying metamaterials'

Reciprocity isn't always a good thing.

Condensed Matter Feb 13, 2020

Fragile topology: Two new studies explain the strange electron flow in future materials

Electrons race along the surface of certain unusual crystalline materials, except that sometimes they don't. Two new studies from Princeton researchers and their collaborators explain the source of the surprising behavior ...

Materials Science Feb 5, 2020

Fastest high-precision 3-D printer

3-D printers working in the millimeter range and larger are increasingly used in industrial production processes. Many applications, however, require precise printing on the micrometer scale at a far higher speed. Researchers ...

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