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Nanotechnology news 1234

'Super paper:' New nanopaper more break-resistant than cast iron

June 09, 2008 | User rating: 4.2 / 5 after 44 vote(s) | User comments: 8

Researchers in Sweden and Japan report development of a new type of paper that resists breaking when pulled almost as well as cast iron. The new material, called "cellulose nanopaper," is made of sub-microscopic ...


Researchers Produce Best-Yet Dye-Based Solar Cells

July 31, 2008 | User rating: 4.5 / 5 after 64 vote(s) | User comments: 8

In work that may help solar panels become a more viable source of mainstream power, a research group has created a dye-based solar cell with a high efficiency and high stability, and that lacks the volatile chemicals used ...


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

December 18, 2007 | User rating: 4.7 / 5 after 67 vote(s) | User 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, ...


Researchers develop darkest manmade material

January 22, 2008 | User rating: 4.4 / 5 after 37 vote(s) | User comments: 7

Researchers at Rensselaer Polytechnic Institute and Rice University have created the darkest material ever made by man.


Making a good impression: Nanoimprint lithography tests at NIST

April 29, 2008 | User rating: 3.9 / 5 after 8 vote(s) | User comments: 7

In what should be good news for integrated circuit manufacturers, recent studies by the National Institute of Standards and Technology have helped resolve two important questions about an emerging microcircuit ...


New nanotechnology tagging system to help solve gun crime

August 01, 2008 | User rating: 3.5 / 5 after 22 vote(s) | User comments: 7

Criminals who use firearms may find it much harder to evade justice in future, thanks to an ingenious new bullet tagging technology developed in the UK.


Scientists develop the world's thinnest balloon

August 11, 2008 | User rating: 4.6 / 5 after 25 vote(s) | User comments: 7

(PhysOrg.com) -- Researchers in New York are reporting development of the world's thinnest balloon, made of a single layer of graphite just one atom thick. This so-called graphene sealed microchamber is impermeable ...


Using fireballs to uncover the mysteries of ball lightning

February 18, 2008 | User rating: 4.4 / 5 after 51 vote(s) | User comments: 6

“People have been pondering ball lightning for a couple of centuries,” says James Brian Mitchell, a scientist the University of Rennes in France. Mitchell says that different theories of how it forms, and why it burns in ...


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

March 24, 2008 | User rating: 4.6 / 5 after 81 vote(s) | User 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. ...


Manufactured Buckyballs don't harm microbes that clean the environment

April 08, 2008 | User rating: 3.5 / 5 after 12 vote(s) | User comments: 6

Even large amounts of manufactured nanoparticles, also known as Buckyballs, don't faze microscopic organisms that are charged with cleaning up the environment, according to Purdue University researchers.


Physicists Produce Quantum-Entangled Images

June 25, 2008 | User rating: 4.1 / 5 after 32 vote(s) | User comments: 6

Using a convenient and flexible method for creating twin light beams, researchers from the National Institute of Standards and Technology (NIST) and the University of Maryland (UM) have produced “quantum images,” ...


Scientists overcome nanotech hurdle

August 13, 2008 | User rating: 4.3 / 5 after 18 vote(s) | User comments: 6

When you make a new material on a nanoscale how can you see what you have made? A team lead by a Biotechnology and Biological Sciences research Council (BBSRC) fellow has made a significant step toward overcoming this major ...


Turning Waste Material into Ethanol

August 13, 2008 | User rating: 4.3 / 5 after 20 vote(s) | User comments: 6

(PhysOrg.com) -- Say the word “biofuels” and most people think of grain ethanol and biodiesel. But there’s another, older technology called gasification that’s getting a new look from researchers at the U.S. ...


Nanotech's health, environment impacts worry scientists

November 25, 2007 | User rating: 4.6 / 5 after 21 vote(s) | User comments: 5

The unknown human health and environmental impacts of nanotechnology are a bigger worry for scientists than for the public, according to a new report published today (Nov. 25) in the journal Nature Nanotechnology.


Nanowire battery holds 10 times the charge of existing ones

December 18, 2007 | User rating: 4.8 / 5 after 185 vote(s) | User comments: 5

Stanford researchers have found a way to use silicon nanowires to reinvent the rechargeable lithium-ion batteries that power laptops, iPods, video cameras, cell phones, and countless other devices.


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