News tagged with electric conductivity

New material for flat semiconductors

Researchers around the world have been working to harness the unusual properties of graphene, a two-dimensional sheet of carbon atoms. But graphene lacks one important characteristic that would make it even ...

Apr 30, 2014
4.9 / 5 (18) 0

Solving a mystery of thermoelectrics

Materials that can be used for thermoelectric devices—those that turn a temperature difference into an electric voltage—have been known for decades. But until now there has been no good explanation for ...

Apr 29, 2014
4.5 / 5 (8) 0

‘Current test’ for water pollution

A simple test of electrical conductivity could be used as a parameter for water quality, according to new research published in the Journal of Tropical and Agricultural Sciences. The research investigated ...

Mar 04, 2014
5 / 5 (1) 0

Improvement in polymers for aviation

We live surrounded by polymers and today, rather than come up with new polymers, there is a tendency to modify them in order to obtain new applications. Carbon nanotubes have excellent mechanical properties, ...

Feb 25, 2014
3.3 / 5 (3) 0

Will 2-D tin be the next super material?

A single layer of tin atoms could be the world's first material to conduct electricity with 100 percent efficiency at the temperatures that computer chips operate, according to a team of theoretical physicists ...

Nov 21, 2013
4.7 / 5 (61) 16 | with audio podcast