News tagged with conduct electricity

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 together. TIs ...

dateFeb 08, 2013 in Nanomaterials
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New method found for controlling conductivity

A team of researchers at MIT has found a way to manipulate both the thermal conductivity and the electrical conductivity of materials simply by changing the external conditions, such as the surrounding temperature. And the ...

dateApr 29, 2011 in Condensed Matter
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