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Nanophysics Aug 22, 2019

Ultrahigh thermal isolation across heterogeneously layered two-dimensional materials

Heterogeneous nanomaterials can now facilitate advanced electronics and photonics applications, but such progress is challenging for thermal applications due to the comparatively shorter wavelengths of heat carriers (known ...

General Âé¶¹ÒùÔºics Aug 21, 2019

Scientists develop a metamaterial for applications in magnonics, an alternative to conventional electronics

Âé¶¹ÒùÔºicists from Russia and Europe have demonstrated the real possibility of using superconductor/ferromagnet systems to create magnonic crystals, which will be at the core of spin-wave devices to come in the post-silicon ...

General Âé¶¹ÒùÔºics Aug 14, 2019

Two teams build invisibility cloaks for water applications

Two teams of researchers, one in Korea, the other China, have devised two different types of invisibility cloaks for water applications. Both teams have published papers describing their work in the journal Âé¶¹ÒùÔºical Review ...

Nanomaterials Aug 9, 2019

Nanowire arrays could improve solar cells

Transparent electrodes are a critical component of solar cells and electronic displays. To collect electricity in a solar cell or inject electricity for a display, you need a conductive contact, like a metal, but you also ...

Materials Science Aug 7, 2019

A hybrid material that switches reversibly between two stable solid states

Solid matter typically contains a single, stable solid state for a specific set of conditions. Materials scientists envision that new materials with interchangeable solid states will be advantageous for diverse technical ...

General Âé¶¹ÒùÔºics Jul 16, 2019

Artificial intelligence designs metamaterials used in the invisibility cloak

Metamaterials are artificial materials engineered to have properties not found in naturally occurring materials, and they are best known as materials for invisibility cloaks often featured in sci-fi novels or games. By precisely ...

Materials Science Jul 10, 2019

Programmable soft actuators show the great potential of soft robotics

Researchers at TU Delft have developed highly programmable actuators that, similar to the human hand, combine soft and hard materials to perform complex movements. These materials have great potential for soft robots that ...

General Âé¶¹ÒùÔºics Jun 10, 2019

Researchers develop new metamaterial that can improve MRI quality and reduce scan time

Could a small ringlike structure made of plastic and copper amplify the already powerful imaging capabilities of a magnetic resonance imaging (MRI) machine? Xin Zhang, Stephan Anderson, and their team at the Boston University ...

General Âé¶¹ÒùÔºics Jun 7, 2019

Dashing the dream of ideal 'invisibility' cloaks for stress waves

Whether Harry Potter's invisibility cloak, which perfectly steers light waves around objects to make them invisible, will ever become reality remains to be seen, but perfecting a more crucial cloak is impossible, a new study ...

General Âé¶¹ÒùÔºics May 24, 2019

Origami-inspired materials could soften the blow for reusable spacecraft

Space vehicles like SpaceX's Falcon 9 are designed to be reusable. But this means that, like Olympic gymnasts hoping for a gold medal, they have to stick their landings.

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