News tagged with hexagon
Producing graphene layers using crystallization
(PhysOrg.com) -- Ever since it's relatively recent discovery, graphene has generated a great deal of interest. Graphene is extracted from graphite in many cases, and consists of a sheet of carbon atoms bound together in a ...
Straintronics: Engineers create piezoelectric graphene
In what became known as the 'Scotch tape technique," researchers first extracted graphene with a piece of adhesive in 2004. Graphene is a single layer of carbon atoms arranged in a honeycomb, hexagonal pattern. ...
Nanotechnology / Nanomaterials
Mar 16, 2012 |
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Bilayer graphene works as an insulator
A research team led by physicists at the University of California, Riverside has identified a property of "bilayer graphene" (BLG) that the researchers say is analogous to finding the Higgs boson in particle ...
Nanotechnology / Nanomaterials
Jan 24, 2012 |
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Scientists find simple way to produce graphene
(PhysOrg.com) -- Scientists at Northern Illinois University say they have discovered a simple method for producing high yields of graphene, a highly touted carbon nanostructure that some believe could replace ...
Nanotechnology / Nanomaterials
Jun 20, 2011 |
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How graphene's electrical properties can be tuned
An accidental discovery in a physicist's laboratory at the University of California, Riverside provides a unique route for tuning the electrical properties of graphene, nature's thinnest elastic material. ...
Sep 26, 2011 |
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Graphene ink created for ink-jet printing of electronic components
(PhysOrg.com) -- A group of UK scientists has created a graphene ink that can be used to ink-jet print electronic devices such as thin film transistors.
Impact hypothesis loses its sparkle
Shock-synthesized diamonds said to prove a catastrophic impact killed off North American megafauna can't be found.
Space & Earth / Earth Sciences
Aug 30, 2010 |
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Caltech Scientists Test Air Flow Over the 2010 World Cup Soccer Ball (w/ Video)
(PhysOrg.com) -- The World Cup is in full swing, complete with an official new soccer ball named Jabulani, meaning "to celebrate" in Zulu. The players, however, aren't exactly celebrating. Instead, many of ...
Jun 25, 2010 |
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Shear stiffness and friction mechanics of single-layer graphene measured for the first time
Researchers from the University of Bristol have measured and identified for the first time the stress and strain shear modulus and internal friction of graphene sheets. Graphene is a material that has many ...
Nanotechnology / Nanomaterials
Feb 14, 2012 |
4.7 / 5 (3) |
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California's Channel Islands hold evidence of Clovis-age comets
A 17-member team has found what may be the smoking gun of a much-debated proposal that a cosmic impact about 12,900 years ago ripped through North America and drove multiple species into extinction.
Space & Earth / Earth Sciences
Jul 20, 2009 |
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Miracle material: Graphene
(PhysOrg.com) -- In the 19th century novel, Flatland, by Edward A. Abbott, residents of that fictional country exist in only two dimensions. Women are born as line segments, while men come in a range of geometric ...
Nanotechnology / Nanomaterials
May 19, 2011 |
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Creating Denser Magnetic Memory
(PhysOrg.com) -- One of the issues afflicting magnetic memory is the fact that it is difficult to store information for as long as 10 years. In order to overcome this problem, scientists and engineers have been looking for ...
Scientists create large-area graphene on copper: Faster computers, electronics possible
The creation of large-area graphene using copper may enable the manufacture of new graphene-based devices that meet the scaling requirements of the semiconductor industry, leading to faster computers and electronics, ...
May 07, 2009 |
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Researchers Find Better Way To Manufacture Fast Computer Chips
(PhysOrg.com) -- Engineers at Ohio State University are developing a technique for mass producing computer chips made from the same material found in pencils.
Nanotechnology / Nanomaterials
Mar 31, 2009 |
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Pinpointing catalytic reactions on carbon nanotubes
(PhysOrg.com) -- Among their many other interesting properties, carbon nanotubes have been found to act as catalysts for some important chemical reactions, including some that could be used to make cleaner ...
Apr 17, 2009 |
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