News tagged with electrical properties

Electrical signals dictate optical properties

Researchers at the University of Southampton's Optoelectronics Research Centre (ORC) have created an artificial material, a metamaterial, with optical properties that can be controlled by electric signals.

Mar 19, 2013
5 / 5 (7) 0 | with audio podcast

Hiding in plain sight

A couple years ago, researchers introduced a new material that they said could make any object invisible to both radar and the human eye. Invisibility cloaking would have a major impact on defense technology, they explained, ...

Mar 05, 2013
5 / 5 (4) 1 | with audio podcast

X-rays capture electron 'dance'

(Phys.org)—The way electrons move within and between molecules, transferring energy as they go, plays an important role in many chemical and biological processes, such as the conversion of sunlight to energy ...

Jan 31, 2013
4.6 / 5 (5) 0 | with audio podcast

Making insulator conduct

(Phys.org)—New results on the interaction of femto- and attosecond light pulses with a solid insulator hold promise for reaching electronic switching rates up to the petahertz domain.

Dec 05, 2012
5 / 5 (4) 2 | with audio podcast

Elusive metal discovered

Carnegie scientists are the first to discover the conditions under which nickel oxide can turn into an electricity-conducting metal. Nickel oxide is one of the first compounds to be studied for its electronic ...

Aug 22, 2012
4.7 / 5 (7) 2 | with audio podcast