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Search results for metamaterials

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 ...

Optics & Photonics Mar 03, 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 ...

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 ...

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 ...

General Physics Jan 27, 2020

Topological defects produce exotic mechanics in complex metamaterials

Metamaterials have properties that depend on their shape and architecture. Researchers at AMOLF, Leiden University and Tel Aviv University have found a new way of designing these metamaterials and their properties by deliberately ...

General Physics Feb 18, 2020

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

Reciprocity isn't always a good thing.

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, ...

General Physics Feb 03, 2020

Scientists discover hidden symmetries, opening new avenues for material design

When you knock on a melon to see if it's ripe, you are using sound waves to probe the structure of the material inside. Physicists at the University of Chicago were using the same concept to explore how sound waves travel ...

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.

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 ...

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