News tagged with carbon sheet

New wonder material, one-atom thick, has scientists abuzz

Jul 13, 2009 | 4.1 / 5 (35) | 11

Imagine a carbon sheet that's only one atom thick but is stronger than diamond and conducts electricity 100 times faster than the silicon in computer chips. That's graphene, the latest wonder material coming out ...

Super-thin carbon sheets poised to revolutionize electronics

Nanotechnology / Nanomaterials

Mar 02, 2009 | 3.4 / 5 (7) | 3

Super-thin films of carbon with exotic properties, now taking the scientific world by storm, may soon mean a new era of brighter, faster, and smaller computers, smart phones, and other consumer electronics. Brighter digital ...

Search results for carbon sheet

Why is Greenland covered in ice?

Space & Earth / Earth Sciences

Aug 27, 2008 | 3.7 / 5 (63) | 14

There have been many reports in the media about the effects of global warming on the Greenland ice-sheet, but there is still great uncertainty as to why there is an ice-sheet there at all.

Carbon nanotubes could act as an efficient music speaker

Nanotechnology / Nanophysics

Nov 03, 2008 | 4.2 / 5 (26) | 6

(PhysOrg.com) -- While carbon nanotubes are widely praised for their strength and electrical properties, no one has thoroughly investigated their acoustic properties, until now. A team of Chinese researchers ...

Breakthrough for carbon nanotube materials

Nanotechnology / Nanomaterials

Sep 29, 2008 | 4.5 / 5 (84) | 15

(PhysOrg.com) -- In collaboration with scientists from the NanoTech Institute of the University of Texas at Dallas (UTD) – CSIRO has achieved a major breakthrough in the development of a commercially-viable ...

New CO2 data helps unlock the secrets of Antarctic formation

Space & Earth / Earth Sciences

Sep 13, 2009 | 4.1 / 5 (15) | 6

The link between declining CO₂ levels in the earth's atmosphere and the formation of the Antarctic ice caps some 34 million years ago has been confirmed for the first time in a major research study.

Sheet of carbon atoms acts like a billiard table, physicists find

Nanotechnology / Nanophysics

Sep 14, 2007 | 4.5 / 5 (34) | 0

A game of billiards may never get smaller than this. Physicists at UC Riverside have demonstrated that graphene – a one-atom thick sheet of carbon atoms arranged in hexagonal rings – can act as an atomic-scale ...

Scientists prove graphene's edge structure affects electronic properties

Nanotechnology / Nanophysics

Feb 15, 2009 | 4.3 / 5 (6) | 3

(PhysOrg.com) -- Graphene, a single-atom-thick sheet of carbon, holds remarkable promise for future nanoelectronics applications. Whether graphene actually cuts it in industry, however, depends upon how graphene ...

From graphene to graphane, now the possibilities are endless

Nanotechnology / Nanomaterials

Jul 31, 2009 | 5 / 5 (30) | 10

Ever since graphene was discovered in 2004, this one-atom thick, super strong, carbon-based electrical conductor has been billed as a "wonder material" that some physicists think could one day replace silicon ...

Carbon Nanotube Artificial Muscles for Extreme Temperatures

Nanotechnology / Nanomaterials

Mar 20, 2009 | 4.8 / 5 (18) | 6

(PhysOrg.com) -- Researchers at the UT Dallas Alan G. MacDiarmid NanoTech Institute have demonstrated a fundamentally new type of artificial muscle, which can operate at extreme temperatures where no other ...

Computer model documents the history of the West Antarctic ice sheet

Space & Earth / Earth Sciences

Aug 28, 2009 | 3.4 / 5 (10) | 3

(PhysOrg.com) -- One major threat of planetary warming is the melting of the great polar ice sheets, and the resulting rise in global sea level. Particularly worrisome to researchers is the fragility of the ...