News tagged with electrical insulator

Blocking infinity in a topological insulator

(Phys.org)—In bulk, topological insulators (TIs) are good insulators, but on their surface they act as metals, with a twist: the spin and direction of electrons moving across the surface of a TI are locked ...

Feb 08, 2013
4.8 / 5 (4) 7 | with audio podcast

Digital quantum batteries inspired by plasma TVs

(PhysOrg.com) -- Plasma TVs are notorious for their excessive use of electricity, but the same principle used to produce high definition pictures in the TVs could result in the development of a new type of ...

Jan 28, 2010 report
4.8 / 5 (16) 3 | with audio podcast

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

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