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Nanotechnology / Materials news 1234

'Sticky nanotubes' hold key to future technologies

April 28, 2008 | User rating: 4.2 / 5 after 15 vote(s) | User comments: 3

Researchers at Purdue University are the first to precisely measure the forces required to peel tiny nanotubes off of other materials, opening up the possibility of creating standards for nano-manufacturing ...


Graphene-based gadgets may be just years away

April 30, 2008 | User rating: 4.8 / 5 after 62 vote(s) | User 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 ...


Researchers target tumors with tiny 'nanoworms'

May 07, 2008 | User rating: 4.5 / 5 after 38 vote(s) | User comments: 3

Scientists at UC San Diego, UC Santa Barbara and MIT have developed nanometer-sized “nanoworms” that can cruise through the bloodstream without significant interference from the body’s immune defense system ...


In 'novel playground,' metals are formed into porous nanostructures

June 27, 2008 | User rating: 4.9 / 5 after 21 vote(s) | User comments: 3

For 5,000 years or so, the only way to shape metal has been to "heat and beat." Even in modern nanotechnology, working with metals involves carving with electron beams or etching with acid.


UBC physicists develop 'impossible' technique to study and develop superconductors

June 23, 2008 | User rating: 4.2 / 5 after 30 vote(s) | User comments: 3

A team of University of British Columbia researchers has developed a technique that controls the number of electrons on the surface of high-temperature superconductors, a procedure considered impossible for the past two decades.


True properties of carbon nanotubes measured

August 15, 2008 | User rating: 4.6 / 5 after 22 vote(s) | User comments: 3

For more than 15 years, carbon nanotubes (CNTs) have been the flagship material of nanotechnology. Researchers have conceived applications for nanotubes ranging from microelectronic devices to cancer therapy. Their atomic ...


Solar cells of the future

December 18, 2007 | User rating: 4.1 / 5 after 22 vote(s) | User comments: 2

A new material, nano flakes, may revolutionise the transformation of solar energy to electricity. If so, even ordinary households can benefit from solar electricity and save money in the future.


NC State breakthrough results in super-hard nanocrystalline iron that can take the heat

May 27, 2008 | User rating: 4.5 / 5 after 11 vote(s) | User comments: 2

Researchers at North Carolina State University have created a substance far stronger and harder than conventional iron, and which retains these properties under extremely high temperatures – opening the door to a wide variety ...


Water inside single-walled carbon nanotubes

June 25, 2008 | User rating: 3.8 / 5 after 18 vote(s) | User comments: 2

Researchers have identified a signature for water inside single-walled carbon nanotubes, helping them understand how water is structured and how it moves within these tiny channels.


An Unconventional Metal

August 20, 2008 | User rating: 4.3 / 5 after 35 vote(s) | User comments: 2

The semiconductor silicon and the ferromagnet iron are the basis for much of mankind's technology, used in everything from computers to electric motors. In this week's issue of the journal Nature (August ...


Scientists create tiny backpacks for cells

November 05, 2008 | User rating: 4 / 5 after 21 vote(s) | User comments: 2

(PhysOrg.com) -- MIT engineers have outfitted cells with tiny “backpacks” that could allow them to deliver chemotherapy agents, diagnose tumors or become building blocks for tissue engineering.


Researchers discover method for mass production of nanomaterial graphene

November 10, 2008 | User rating: 4.5 / 5 after 26 vote(s) | User comments: 2

(PhysOrg.com) -- Graphene is a perfect example of the wonders of nanotechnology, in which common substances are scaled down to an atomic level to uncover new and exciting possibilities.


Using nanotech to make Robocops

October 31, 2007 | User rating: 4.4 / 5 after 33 vote(s) | User comments: 1

Bulletproof jackets do not turn security guards, police officers and armed forces into Robocops, repelling the force of bullets in their stride. New research in carbon nanotechnology however could give those in the line ...


Bouncing Bucky Balls

October 16, 2007 | User rating: 4.2 / 5 after 14 vote(s) | User comments: 1

C60 molecules have an intriguing ball-shaped structure that suggests several interesting possibilities for motion on surfaces. Indeed, researchers have found that the passage of electrons through a bucky ball in a transistor ...


Enhancement of Polymer luminescence by excitation-energy transfer from Multi-Walled Carbon Nanotubes

October 18, 2007 | User rating: 4.5 / 5 after 26 vote(s) | User comments: 1

Organic based solution processable devices are promising to revolutionise the lighting and photovoltaic industries of the future. The move away from traditional inorganic materials is driven not only by cost considerations, ...


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