News tagged with graphene

Measuring the mass of 'massless' electrons

(Phys.org)—Individual electrons in graphene are massless, but when they move together, it's a different story. Graphene, a one-atom-thick carbon sheet, has taken the world of physics by storm—in part, ...

Jun 23, 2014
4.8 / 5 (13) 3

Graphene reinvents the future

For many scientists, the discovery of one-atom-thick sheets of graphene is hugely significant, something with the potential to affect just about every aspect of human activity and endeavour.

Aug 27, 2014
4.8 / 5 (13) 1

Engineers make world's smallest FM radio transmitter

A team of Columbia Engineering researchers, led by Mechanical Engineering Professor James Hone and Electrical Engineering Professor Kenneth Shepard, has taken advantage of graphene's special properties—its mechanical strength ...

Nov 18, 2013
4.5 / 5 (13) 0 | with audio podcast

Graphene origami opens up new spintronics features

(Phys.org) —Despite graphene's many impressive properties, its lack of a bandgap limits its use in electronic applications. In a new study, scientists have theoretically shown that a bandgap can be opened ...

Dec 19, 2013 feature
4.5 / 5 (13) 0 | with audio podcast

A design guide for future graphene chips

Swiss scientists have come up with a "how-to manual" for making the most efficient optical graphene circuits possible. The procedure facilitates and accelerates technological development in this future field. ...

May 19, 2014
3.4 / 5 (17) 1