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Nanotechnology news 2345

Carbon Nanotube Windmills Powered by 'Electron Wind'

July 08, 2008 | User rating: 4.7 / 5 after 65 vote(s) | User comments: 13

Theoretical physicists from Lancaster University in the UK have designed a nanomotor that operates by a novel mechanism: an electron wind.


'Smart bomb' nanoparticle strategy impacts metastasis

July 07, 2008 | User rating: 4.7 / 5 after 15 vote(s) | No comments yet

A new treatment strategy using molecular "smart bombs" to target metastasis with anti-cancer drugs leads to good results using significantly lower doses of toxic chemotherapy, with less collateral damage to surrounding tissue, ...


A better image for plastic solar cells

July 07, 2008 | User rating: 4 / 5 after 15 vote(s) | No comments yet

A new way to help technologists develop efficient and inexpensive plastic electronic devices, such as plastic solar cells and a new type of transistor was showcased by physicist Andrea Liscio, who is supported ...


Super strong antimicrobial coatings for medicine, defense

July 07, 2008 | User rating: 4.4 / 5 after 17 vote(s) | User comments: 1

One of the world' strongest materials meets one of Nature's most powerful germ killers in a new research project that produced incredibly tough anti-bacterial surfaces with multiple applications in home appliances, ...


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, ...


Visualizing atomic-scale acoustic wavesin nanostructures

July 03, 2008 | User rating: 4.4 / 5 after 12 vote(s) | No comments yet

Acoustic waves play many everyday roles - from communication between people to ultrasound imaging. Now the highest frequency acoustic waves in materials, with nearly atomic-scale wavelengths, promise to be ...


New Nanowire-Based Memory Could Beef Up Information Storage

July 02, 2008 | User rating: 4.3 / 5 after 54 vote(s) | User comments: 5

Researchers from the University of Pennsylvania have created a type of nanowire-based information storage device that is capable of storing three bit values rather than the usual two—that is, "0," "1," and ...


Study shows quantum dots can penetrate skin through minor abrasions

July 02, 2008 | User rating: 4 / 5 after 9 vote(s) | No comments yet

Researchers at North Carolina State University have found that quantum dot nanoparticles can penetrate the skin if there is an abrasion, providing insight into potential workplace concerns for healthcare workers or individuals ...


Gold, DNA Combination May Lead To Nano-Sensor

July 01, 2008 | User rating: 4.8 / 5 after 9 vote(s) | No comments yet

The ability to use genetic material to assemble nanoscopic particles of gold could be an important step toward creating tiny “spies” that will be able to infiltrate individual cells and report back in real time on the cell’s ...


New paper offers insights into 'blinking' phenomena

July 01, 2008 | User rating: 4.3 / 5 after 24 vote(s) | No comments yet

A new paper by a team of researchers led by University of Notre Dame physicist Bolizsár Jankó provides an overview of research into one of the few remaining unsolved problems of quantum mechanics.


Researchers form metal nanoparticles into porous structures

June 27, 2008 | User rating: 4.3 / 5 after 10 vote(s) | User comments: 1

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.



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.


New nano technique significantly boosts boiling efficiency

June 26, 2008 | User rating: 4.1 / 5 after 46 vote(s) | User comments: 4

Whoever penned the old adage "a watched pot never boils" surely never tried to heat up water in a pot lined with copper nanorods.


Researchers develop new technique for fabricating nanowire circuits

June 26, 2008 | User rating: 4.1 / 5 after 7 vote(s) | No comments yet

Scientists at Harvard's School of Engineering and Applied Sciences (SEAS), collaborating collaborating with researchers from the German universities of Jena, Gottingen, and Bremen, have developed a new technique for fabricating ...


‘Electron Trapping’ May Impact Future Microelectronics Measurements

June 26, 2008 | User rating: 4 / 5 after 6 vote(s) | User comments: 1

Using an ultra-fast method of measuring how a transistor switches from the “off” to the “on” state, researchers at the National Institute of Standards and Technology (NIST) recently reported that they have uncovered an unusual ...


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