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New graphene transistor promises life after death of silicon chip

New graphene transistor promises life after death of silicon chip (Update)

Nanotechnology / Nanomaterials

created Feb 28, 2007 | popularity 4.5 / 5 (117) | comments 0

Researchers have used the world's thinnest material to create the world's smallest transistor – a breakthrough that could spark the development of a new type of super-fast computer chip.


Graphene Takes the Heat

Graphene Takes the Heat

Nanotechnology / Nanophysics

created Feb 20, 2008 | popularity 4.7 / 5 (111) | comments 2 feature

Carbon nanotubes are being touted by many scientists and engineers as the material of the future, with the potential to revolutionize electronic technologies. But a new study shows that nanotubes may not be ...


Fine Structure Constant Measured from Opacity of Graphene Membranes

Graphene gazing gives glimpse of foundations of universe

Physics / General Physics

created Apr 03, 2008 | popularity 4.6 / 5 (83) | comments 8

Researchers at The University of Manchester have used graphene to measure an important and mysterious fundamental constant - and glimpse the foundations of the universe.


Physicists show electrons can travel over 100 times faster in graphene than in silicon

Physicists show electrons can travel over 100 times faster in graphene than in silicon

Nanotechnology / Nanophysics

created Mar 24, 2008 | popularity 4.6 / 5 (82) | comments 6

University of Maryland physicists have shown that in graphene the intrinsic limit to the mobility, a measure of how well a material conducts electricity, is higher than any other known material at room temperature. ...


Graphite-based circuitry may be foundation for devices that handle electrons as waves

Graphene provides foundation for new devices that handle electrons as waves

Nanotechnology /

created Apr 14, 2006 | popularity 4.3 / 5 (80) | comments 0

A study of how electrons behave in circuitry made from ultrathin layers of graphite – known as graphene – suggests the material could provide the foundation for a new generation of nanometer scale devices that ...


Move over, silicon: Advances pave way for powerful carbon-based electronics

Nanotechnology / Nanomaterials

created Dec 18, 2007 | popularity 4.7 / 5 (67) | comments 7

Bypassing decades-old conventions in making computer chips, Princeton engineers developed a novel way to replace silicon with carbon on large surfaces, clearing the way for new generations of faster, more powerful cell phones, ...


Graphene sheet

Graphene-based gadgets may be just years away

Nanotechnology / Nanomaterials

created Apr 30, 2008 | popularity 4.8 / 5 (63) | comments 3

Researchers at The University of Manchester have produced tiny liquid crystal devices with electrodes made from graphene – an exciting development that could lead to computer and TV displays based on this ...


Physicists discover how fundamental particles lose track of quantum mechanical properties

Physics / General Physics

created Mar 13, 2008 | popularity 4.3 / 5 (67) | comments 5

In today’s Science Express, the advance online publication of the journal Science, researchers report a series of experiments that mark an important step toward understanding a longstanding fundamental physics problem of qu ...


A Smarter Way to Grow Graphene

A Smarter Way to Grow Graphene

Physics / General Physics

created May 14, 2008 | popularity 4.4 / 5 (64) | comments 0 feature

Graphene, a sheet of carbon just one atom thick, has many potential uses in the electronics industry, but producing these ideal two-dimensional carbon sheets is very difficult and, as a result, their use has ...


Graphene Nanoelectronics: Making Tomorrow’s Computers from a Pencil Trace

Graphene Nanoelectronics: Making Tomorrow’s Computers from a Pencil Trace

Nanotechnology / Nanophysics

created Jul 24, 2007 | popularity 4.5 / 5 (60) | comments 0

A key discovery at Rensselaer Polytechnic Institute could help advance the role of graphene as a possible heir to copper and silicon in nanoelectronics.


Molecular memory a game-changer

Nanotechnology / Nanophysics

created Nov 21, 2008 | popularity 4.7 / 5 (57) | comments 7

A team at Rice University has determined that a strip of graphite only 10 atoms thick can serve as the basic element in a new type of memory, making massive amounts of storage available for computers, handheld media players, ...


Graphene Resonator

Physics graduate creates graphene resonator

Nanotechnology / Nanophysics

created Feb 18, 2007 | popularity 4.3 / 5 (59) | comments 0

In the world of cutting-edge physics, discoveries are often made using intricate procedures and elaborate, expensive instruments. But a paper by Cornell graduate student Scott Bunch and colleagues shows how ...


New carbon nanomaterial shows promise of storing large quantities of renewable electrical energy

Nanotechnology / Nanomaterials

created Sep 16, 2008 | popularity 4.6 / 5 (51) | comments 5

Engineers and scientists at The University of Texas at Austin have achieved a breakthrough in the use of a one-atom thick structure called "graphene" as a new carbon-based material for storing electrical charge in ultracapacitor ...


Graphene used to create world's smallest transistor

Graphene used to create world's smallest transistor

Nanotechnology / Nanophysics

created Apr 17, 2008 | popularity 4.6 / 5 (50) | comments 4

Researchers have used the world's thinnest material to create the world's smallest transistor, one atom thick and ten atoms wide.


Graphene Micrograph

Quantum hall effect observed at room temperature

Physics / General Physics

created Feb 15, 2007 | popularity 4.5 / 5 (50) | comments 0

Using the highest magnetic fields in the world, an international team of researchers has observed the quantum Hall effect – a much studied phenomenon of the quantum world – at room temperature.