News tagged with insulation

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 ...

dateFeb 08, 2013 in Nanomaterials
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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 ...

dateNov 21, 2013 in Condensed Matter
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Wood-derived foam materials

Since most foam materials are made of petrochemical plastics, they aren't very climate-friendly. But now an alternative is in sight – a novel foam material produced entirely from wood, which is not harmful ...

dateApr 29, 2015 in Materials Science
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Controlling electron spins by light

Topological insulators are considered a very promising material class for the development of future electronic devices. A research team at Helmholtz-Zentrum Berlin has discovered, how light can be used to ...

dateMar 27, 2014 in General Physics
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