News tagged with graphene

On-demand conductivity for graphene nanoribbons

Physicists have, for the first time, explored in detail the time evolution of the conductivity, as well as other quantum-level electron transport characteristics, of a graphene device subjected to periodic ...

Nov 10, 2014
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Graphene proves a long-lasting lubricant

When trying to design a mechanical system to last as long as possible, scientists and engineers have to find ways of overcoming friction. While researchers have found many materials that help to reduce friction, ...

Oct 14, 2014
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When a doughnut becomes an apple

In experiments using the wonder material graphene, ETH researchers have been able to demonstrate a phenomenon predicted by a Russian physicist more than 50 years ago. They analyzed a layer structure that ...

Sep 23, 2014
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Twisted graphene chills out

(Phys.org) —When two sheets of graphene are stacked in a special way, it is possible to cool down the graphene with a laser instead of heating it up, University of Manchester researchers have shown.

Sep 17, 2014
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Graphene paints a corrosion-free future

The surface of graphene, a one atom thick sheet of carbon, can be randomly decorated with oxygen to create graphene oxide; a form of graphene that could have a significant impact on the chemical, pharmaceutical ...

Sep 11, 2014
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