News tagged with graphene

Tough foam from tiny sheets

Tough, ultralight foam of atom-thick sheets can be made to any size and shape through a chemical process invented at Rice University.

Jul 29, 2014
4.8 / 5 (9) 0

ORNL finding goes beyond surface of oxide films

(Phys.org) —Better batteries, catalysts, electronic information storage and processing devices are among potential benefits of an unexpected discovery made by Oak Ridge National Laboratory scientists using ...

Aug 13, 2013
4.4 / 5 (9) 0 | with audio podcast

How to make graphene superconducting

Whenever a new material is discovered, scientists are eager to find out whether or not it can be superconducting. This applies particularly to the wonder material graphene. Now, an international team around ...

Feb 11, 2014
3.6 / 5 (11) 0 | with audio podcast

Graphene nanoribbons as electronic switches

One of graphene's most sought-after properties is its high conductivity. Argentinian and Brazilian physicists have now successfully calculated the conditions of the transport, or conductance mechanisms, in ...

Apr 08, 2014
4.9 / 5 (8) 0

With 'ribbons' of graphene, width matters

Using graphene ribbons of unimaginably small widths – just several atoms across – a group of researchers at the University of Wisconsin-Milwaukee (UWM) has found a novel way to "tune" the wonder material, ...

Jul 03, 2014
4.6 / 5 (8) 0

Aligned carbon nanotube / graphene sandwiches

By in situ nitrogen doping and structural hybridization of carbon nanotubes (CNTs) and graphene via a two-step chemical vapor deposition (CVD), scientists have fabricated nitrogen-doped aligned carbon nanotu ...

Sep 12, 2014
4.5 / 5 (8) 0