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Search results for metamaterials

General Physics Apr 3, 2019

Order hidden in disorder

Partitioning space into cells with optimum geometrical properties is a central challenge in many fields of science and technology. Researchers of Karlsruhe Institute of Technology (KIT) and colleagues from several countries ...

Optics & Photonics Apr 2, 2019

Intelligent metamaterials behave like electrostatic chameleons

A chameleon can flexibly change its colour to match its surroundings. And a similar phenomenon can now be seen in a new class of smart materials called metamaterials. The trouble is that these metamaterials lack the ability ...

Materials Science Apr 1, 2019

Hydrogel 3-D printing and patterning liquids with the capacitor edge effect (PLEEC)

Hydrogels are three-dimensional (3-D) polymer networks that can retain large quantities of water in their swollen states for wide applications in bioengineering and materials sciences. Advanced hydrogel fabrication techniques ...

Engineering Apr 1, 2019

MIT and NASA engineers demonstrate a new kind of airplane wing

A team of engineers has built and tested a radically new kind of airplane wing, assembled from hundreds of tiny identical pieces. The wing can change shape to control the plane's flight, and could provide a significant boost ...

Optics & Photonics Mar 27, 2019

Mirage software automates design of optical metamaterials

Sandia National Laboratories has created the first inverse-design software for optical metamaterials—meaning users start by describing the result they want, and the software fills in the steps to get there. The modern design ...

Nanophysics Mar 26, 2019

New 3-D printing approach makes cell-scale lattice structures

A new way of making scaffolding for biological cultures could make it possible to grow cells that are highly uniform in shape and size, and potentially with certain functions. The new approach uses an extremely fine-scale ...

Materials Science Mar 22, 2019

4-D-printed materials can be stiff as wood or soft as sponge

Imagine smart materials that can morph from being stiff as wood to as soft as a sponge—and also change shape.

General Physics Mar 21, 2019

Engineers demonstrate metamaterials that can solve equations

The field of metamaterials involves designing complicated, composite structures, some of which can manipulate electromagnetic waves in ways that are impossible in naturally occurring materials.

Optics & Photonics Mar 19, 2019

Novel form of graphene-based optical material developed

Researchers at the University of Sydney, Swinburne University of Technology and the Australian National University have collaborated to develop a solar absorbing, ultrathin film with unique properties that has great potential ...

Nanomaterials Mar 15, 2019

Design and validation of world-class multilayered thermal emitter using machine learning

NIMS, the University of Tokyo, Niigata University and RIKEN have jointly designed a multilayered metamaterial that realizes ultra-narrowband wavelength-selective thermal emission by combining the machine learning (Bayesian ...

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