News tagged with insulating materials

A new discovery answers an old question

(PhysOrg.com) -- The transition-metal monoxide FeO is an archetypal example of a Mott insulator—a material that should conduct electricity under conventional band theories but becomes an insulator when ...

Jan 30, 2012
4 / 5 (3) 2 | with audio podcast

Research team creates photoelectrowetting circuit

(PhysOrg.com) -- Working together, Matthieu Gaudet and Steve Arscott from the University of Lille (IEMN lab) in France have built a circuit using a phenomenon known as photoelectrowetting, which allows a switch ...

Jan 20, 2012 report
4.9 / 5 (49) 0 | with audio podcast

World's longest superconductor cable

The "AmpaCity" project has been kicked off: The RWE Group and its partners are just about to replace a 1-kilometre-long high-voltage cable connecting two transformer stations in the Ruhr city of Essen with ...

Jan 19, 2012
4.6 / 5 (9) 9

Unfazed by imperfections

While insulating against electrical currents in their interior, the surface of materials called topological insulators permits the flow of electron spins relatively unhindered. The almost lossless flow ...

Jul 08, 2011
5 / 5 (2) 1