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Nanotechnology / Materials news 1234

Carbon nanotubes made into conductive, flexible 'stained glass'

April 09, 2008 | User rating: 4.3 / 5 after 30 vote(s) | No comments yet

Carbon nanotubes are promising materials for many high-technology applications due to their exceptional mechanical, thermal, chemical, optical and electrical properties.


Nanotubes grown straight in large numbers

April 23, 2008 | User rating: 4.4 / 5 after 20 vote(s) | User comments: 1

Duke University chemists have found a way to grow long, straight cylinders only a few atoms thick in very large numbers, removing a major roadblock in the pursuit of nano-scale electronics.


Silicon nanotubes for hydrogen storage in fuel cell vehicles

April 21, 2008 | User rating: 4.2 / 5 after 25 vote(s) | No comments yet

After powering the micro-electronics revolution, silicon could carve out an important new role in speeding the debut of ultra-clean fuel cell vehicles powered by hydrogen, researchers in China suggest.


Scientists design simpler, more accurate nanothermometer

July 26, 2006 | User rating: 4.3 / 5 after 39 vote(s) | No comments yet

By using carbon nanotubes containing gallium for measuring temperature at the nanoscale, scientists have invented a new nanothermometer that works simply by heating and cooling the tubes.


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 ...


Popcorn-ball design doubles efficiency of dye-sensitized solar cells

April 10, 2008 | User rating: 4.8 / 5 after 45 vote(s) | User comments: 3

A new approach creates a dramatic improvement in cheap solar cells now being developed in laboratories.


New method of growing carbon nanotubes to revolutionise electronics

August 09, 2006 | User rating: 4.4 / 5 after 91 vote(s) | No comments yet

A new method of growing carbon nanotubes is predicted to revolutionise the implementation of nanotechnology and the future of electronics. Researchers at the University of Cambridge have successfully grown nanotubes at a ...


Nanoscale 'Coaxial Cables' for Solar Energy Harvesting

April 23, 2007 | User rating: 4.6 / 5 after 117 vote(s) | No comments yet

Scientists have designed a new type of nanowire – a tiny coaxial cable – that could vastly improve a few key renewable energy technologies, particularly solar cells, and could even impact other cutting-edge, ...


Stretchable Silicon May Inspire a New Wave of Electronics

June 13, 2007 | User rating: 4.4 / 5 after 67 vote(s) | No comments yet

Scientists have created a form of nanoscale silicon that is stretchable. The new material may help pave the way for a class of stretchable electronic devices, such as “smart” surgical gloves and personal health ...


Single-crystal semiconductor wire built into an optical fiber

March 12, 2008 | User rating: 4.2 / 5 after 29 vote(s) | User comments: 3

An international science team from Penn State University in the United States and the University of Southampton in the United Kingdom has developed a process for growing a single-crystal semiconductor inside ...


Scientists Create First Non-Carbon Material with Near-Diamond Hardness

March 28, 2007 | User rating: 4.5 / 5 after 75 vote(s) | No comments yet

Research scientists have created the first non-carbon-based material with a hardness approaching that of diamond. Their work could have a significant impact on technologies and industries that rely on diamond as a cutting ...


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

February 28, 2007 | User rating: 4.5 / 5 after 112 vote(s) | No comments yet

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.


For Better Nanowires, Just Add Diamond

November 15, 2006 | User rating: 4.2 / 5 after 431 vote(s) | No comments yet

Among the positive characteristics of diamond, such as its beauty and unsurpassed hardness, are less well known properties that make it a valuable material in the electronics industry. Now, according to two scientists at ...


Nature’s frugal glues provide insight for optimized adhesives

January 11, 2007 | User rating: 4.2 / 5 after 41 vote(s) | No comments yet

In trying to create a “glue” that would hold right up to the breaking point of the material being glued, scientists have found that such an ideal adhesive already exists—in bone, abalone shells, and spider ...


New Nanomaterial, 'NanoBuds,' Combines Fullerenes and Nanotubes

March 30, 2007 | User rating: 4.4 / 5 after 64 vote(s) | No comments yet

Researchers have created a hybrid carbon nanomaterial that merges single-walled carbon nanotubes and spherical carbon-atom cages called fullerenes. The new structures, dubbed NanoBuds because they resemble ...


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