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Nanotechnology news 1234

Nanotechnology in reverse uses cell to calibrate tools

May 15, 2008 | User rating: 4.4 / 5 after 5 vote(s) | No comments yet

Nanotechnology researchers at UC Davis have shown that they can use a red blood cell to calibrate a sensitive instrument, an atomic force microscope.


UCSD nanostructures will raise thin-film solar cell efficiency

May 15, 2008 | User rating: 4.3 / 5 after 10 vote(s) | User comments: 1

Thanks to nanostructures that scatter and channel light, University of California, San Diego electrical engineers are working toward thin-film “single junction” solar cells with the potential for nearly 45 percent sunlight-to-electricity ...


Public Invited to See Nanosoccer Robots in Action in Pittsburgh

May 14, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Nanosoccer returns to the field later this month, when the National Institute of Standards and Technology hosts for the second time the world’s most Lilliputian sport. Three student teams will participate ...


Spin Control: New Technique Sorts Nanotubes by Length

May 14, 2008 | User rating: 4.7 / 5 after 10 vote(s) | User comments: 1

Researchers at the National Institute of Standards and Technology (NIST) have reported a new technique to sort batches of carbon nanotubes by length using high-speed centrifuges. Many potential applications ...


Nanowires may boost solar cell efficiency, engineers say

May 14, 2008 | User rating: 4.4 / 5 after 46 vote(s) | No comments yet

University of California, San Diego electrical engineers have created experimental solar cells spiked with nanowires that could lead to highly efficient thin-film solar cells of the future.


Student Innovation Could Improve Data Storage, Magnetic Sensors

May 14, 2008 | User rating: 3.8 / 5 after 19 vote(s) | No comments yet

Paul Morrow has come a long way from his days as an elementary school student, pulling apart his mother’s cassette player. The talented young physicist has developed two innovations that could vastly improve ...


Held together by metal-metal bonds: a large ring containing 36 gold atoms

May 14, 2008 | User rating: 4.1 / 5 after 18 vote(s) | No comments yet

Chinese researchers have recently made a “golden crown” with a diameter of only a few nanometers. It is a large ring-shaped molecule containing 36 gold atoms. The lords of the ring, a team of researchers from ...


Researchers synthesize molecule with self-control

May 12, 2008 | User rating: 4.5 / 5 after 13 vote(s) | No comments yet

Plants have an ambivalent relationship with light. They need it to live, but too much light leads to the increased production of high-energy chemical intermediates that can injure or kill the plant.


Federal government taps NC State experts to explain nanotech risks

May 12, 2008 | User rating: 4.3 / 5 after 6 vote(s) | No comments yet

The arm of the federal government responsible for coordinating nanotechnology research and regulations across the country has called on experts from North Carolina State University to craft a white paper that will lay out ...


Scientists demonstrate method for integrating nanowire devices directly onto silicon

May 08, 2008 | User rating: 4.1 / 5 after 28 vote(s) | No comments yet

Applied scientists at Harvard University in collaboration with researchers from the German universities of Jena, Gottingen, and Bremen, have developed a new technique for fabricating nanowire photonic and ...


Researchers identify pressure effects on nanomaterials

May 08, 2008 | User rating: 4.5 / 5 after 12 vote(s) | User comments: 1

Transistors, lasers and solar-energy conversion devices may be easier to manipulate because of recent research by Lawrence Livermore National Laboratory scientists. The researchers defined the role high pressure ...


Chemists measure chilli sauce hotness with nanotubes

May 07, 2008 | User rating: 4.4 / 5 after 39 vote(s) | User comments: 5

Oxford chemists have found a way of using carbon nanotubes to judge the heat of chilli sauces. The technology might soon be available commercially as a cheap, disposable sensor for use in the food industry.


Researchers target tumors with tiny 'nanoworms'

May 07, 2008 | User rating: 4.6 / 5 after 33 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 ...


Nanotube production leaps from sooty mess in test tube to ready formed chemical microsensors

May 06, 2008 | User rating: 4.6 / 5 after 21 vote(s) | User comments: 1

Carbon nanotubes’ potential as a super material is blighted by the fact that when first made they often take the form of an unprepossessing pile of sooty black mess in the bottom of a test tube. Now researchers ...


Melting defects could lead to smaller, more powerful microchips

May 04, 2008 | User rating: 4.7 / 5 after 27 vote(s) | No comments yet

As microchips shrink, even tiny defects in the lines, dots and other shapes etched on them become major barriers to performance. Princeton engineers have now found a way to literally melt away such defects, ...


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