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Nanotechnology / Physics news 1234

Pioneering research to assist in creation of nanomachines

November 14, 2007 | User rating: 4.8 / 5 after 22 vote(s) | User comments: 1

A pioneering team from the University of Leicester is seeking to harness a force of nature- only measured accurately a decade ago – to help develop the technology of tomorrow.


'Nanocavity' Sensor Detects Virus-Sized Particles

December 20, 2007 | User rating: 4.8 / 5 after 48 vote(s) | User comments: 1

Scientists have created a nanoscale device that is capable of detecting one quadrillionth of a gram of biological matter, or about the size of certain viruses. In the future, the sensor may be able to detect ...


Scientists carve functional nanoribbons using super-heated, nano-sized particles of iron

July 31, 2008 | User rating: 4.8 / 5 after 26 vote(s) | User comments: 2

Due to its remarkable electronic properties, few layer graphene, or FLG, has emerged as a promising new material for use in post-silicon devices that incorporate the quantum effects that emerge at the nanoscale. Now, physicists ...


Scientists Create Quantum Cascade Laser Nanoantenna

October 23, 2007 | User rating: 4.8 / 5 after 54 vote(s) | User comments: 3

In a major feat of nanotechnology engineering researchers from Harvard University have demonstrated a laser with a wide-range of potential applications in chemistry, biology and medicine. Called a quantum ...


Traces of nanobubbles determine nano-boiling

March 30, 2007 | User rating: 4.8 / 5 after 12 vote(s) | No comments yet

Using a microscope and some extreme “snapshot” photography with shutter speeds only a few nanoseconds long, researchers from the National Institute of Standards and Technology and Cornell University have uncovered ...


Physicist demonstrates how light can be used to remotely operate micromachines

May 31, 2007 | User rating: 4.8 / 5 after 16 vote(s) | No comments yet

A research team led by Umar Mohideen, a physicist at the University of California, Riverside, has demonstrated in the laboratory that the Casimir force – the small attractive force that acts between two close parallel uncharged ...


Collaboration helps make JILA strontium atomic clock 'best in class'

February 14, 2008 | User rating: 4.8 / 5 after 12 vote(s) | No comments yet

A next-generation atomic clock that tops previous records for accuracy in clocks based on neutral atoms has been demonstrated by physicists at JILA, a joint institute of the Commerce Department's National ...


Scientists First To Measure Force Required To Move Individual Atoms

February 21, 2008 | User rating: 4.7 / 5 after 47 vote(s) | User comments: 2

IBM scientists, in collaboration with the University of Regensburg in Germany, are the first ever to measure the force it takes to move individual atoms on a surface. This fundamental measurement provides ...


Engineers show nanotube circuits can be made en masse

July 04, 2008 | User rating: 4.7 / 5 after 31 vote(s) | User comments: 1

Most innovations don't go far unless there is a way to turn them into products that are manufacturable on a mass scale. That's why new research on carbon nanotubes, presented June 19 by a group of Stanford electrical engineers, ...


Nanodevices could use quantized current to operate future electronics

November 26, 2007 | User rating: 4.7 / 5 after 46 vote(s) | User comments: 2

For the past several decades, virtually all electronics devices have been based on the CMOS logic system, which uses semiconductors and transistors to form digital circuits. However, researchers today are investigating the ...


Single spinning nuclei in diamond offer a stable quantum computing building block

May 31, 2007 | User rating: 4.7 / 5 after 30 vote(s) | No comments yet

At room temperature, carbon-13 nuclei in diamond create stable, controllable quantum register
Surmounting several distinct hurdles to quantum computing, physicists at Harvard University have found that individual ...


Organic Transistors: Researchers produce high performance field-effect transistors with thin films of Carbon 60

November 26, 2007 | User rating: 4.7 / 5 after 30 vote(s) | No comments yet

Using room-temperature processing, researchers at the Georgia Institute of Technology have fabricated high-performance field effect transistors with thin films of Carbon 60, also known as fullerene. The ability ...


Study reveals principles behind stability and electronic properties of gold nanoclusters

July 14, 2008 | User rating: 4.7 / 5 after 15 vote(s) | User comments: 3

A report published in the July 8 issue of the journal Proceedings of the National Academy of Sciences (PNAS) is the first to describe the principles behind the stability and electronic properties ...


Self Assembling Chips

May 03, 2007 | User rating: 4.7 / 5 after 97 vote(s) | No comments yet

In nature a phenomenon called "self assembly" is a delicate process that forms seashells, creates the enamel on teeth and transforms water into complex snowflakes. IBM Research has, for the first time ever, ...


The sensitive side of carbon nanotubes: Creating powerful pressure sensors

October 23, 2007 | User rating: 4.7 / 5 after 11 vote(s) | No comments yet

Blocks of carbon nanotubes can be used to create effective and powerful pressure sensors, according to a new study by researchers at Rensselaer Polytechnic Institute.


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