Physics - Condensed Matter news

Silicon photonic crystals key to optical cloaking

In computer simulations, the researchers have demonstrated an approximate cloaking effect created by concentric rings of silicon photonic crystals. The mathematical proof brings scientists a step closer to a practical solution ...

Jun 25, 2008
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Could Graphene Replace Semiconductors?

(PhysOrg.com) -- “People want a faster computer chip,” Philip Kim tells PhysOrg.com. “And it needs to be smaller. But in order to increase the speed of the chip, or to get it smaller, we are approaching a point where ...

Sep 08, 2008 feature
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Creating electricity with caged atoms

Clathrates are crystals consisting of tiny cages in which single atoms can be enclosed. These atoms significantly alter the material properties of the crystal. By trapping cerium atoms in a clathrate, scientists ...

Sep 22, 2013
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New gel changes color on demand

MIT researchers have created a new structured gel that can rapidly change color in response to a variety of stimuli, including temperature, pressure, salt concentration and humidity.

Oct 21, 2007
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Intelligent steel for safer cars

Each year, more than 200,000 car accidents occur in Germany. Car manufacturers devote much time, effort, and cost to developing new ways of protecting drivers and passengers.

Sep 18, 2007
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