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Nanotechnology news 1234

Graphene used to create world's smallest transistor

April 17, 2008 | User rating: 4.6 / 5 after 50 vote(s) | User comments: 4

Researchers have used the world's thinnest material to create the world's smallest transistor, one atom thick and ten atoms wide.


Nanotechnology paves way for super iPods

April 18, 2008 | User rating: 3.9 / 5 after 50 vote(s) | User comments: 4

A breakthrough by scientists from the University of Glasgow could see the storage capacity of an iPod increase 150,000 times.


Go Speed Racer! Revving up the world's fastest nanomotors

May 01, 2008 | User rating: 4.5 / 5 after 25 vote(s) | User comments: 4

In a “major step” toward a practical energy source for powering tomorrow’s nanomachines, researchers in Arizona report development of a new generation of sub-microscopic nanomotors that are up to 10 times ...


By adding graphene, researchers create superior polymer

May 19, 2008 | User rating: 4.5 / 5 after 46 vote(s) | User comments: 4

Researchers at Northwestern University and Princeton University have created a new kind of polymer that, because of its extraordinary thermal and mechanical properties, could be used in everything from airplanes to solar ...


Physicists Store Images in Vapor

June 23, 2008 | User rating: 4.5 / 5 after 89 vote(s) | User comments: 4

Books are written on solid pieces of paper for an obvious reason: the atoms in a solid don’t move around much, keeping the words and pictures in place for centuries. Trying to store letters and images in a ...


New nano technique significantly boosts boiling efficiency

June 26, 2008 | User rating: 4.2 / 5 after 33 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.


New Nanowire-Based Memory Could Beef Up Information Storage

July 02, 2008 | User rating: 4.4 / 5 after 45 vote(s) | User comments: 4

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 ...


Scientists Create Quantum Cascade Laser Nanoantenna

October 23, 2007 | User rating: 4.8 / 5 after 53 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 ...


Nano-sized voltmeter measures electric fields deep within cells

November 30, 2007 | User rating: 5 / 5 after 24 vote(s) | User comments: 3

A wireless, nano-scale voltmeter developed at the University of Michigan is overturning conventional wisdom about the physical environment inside cells. It may someday help researchers tackle such tricky medical issues as ...


Nanowire battery holds 10 times the charge of existing ones

December 18, 2007 | User rating: 4.8 / 5 after 185 vote(s) | User comments: 3

Stanford researchers have found a way to use silicon nanowires to reinvent the rechargeable lithium-ion batteries that power laptops, iPods, video cameras, cell phones, and countless other devices.


Nanodisk Codes

December 27, 2007 | User rating: 4.1 / 5 after 49 vote(s) | User comments: 3

Researchers at Northwestern University have devised a way to use billionth-of-a-meter-sized disks to create codes that could be used to encrypt information, serve as biological labels, and even tag and track ...


DNA is blueprint, contractor and construction worker for new structures

January 30, 2008 | User rating: 4.7 / 5 after 35 vote(s) | User comments: 3

DNA is the blueprint of all life, giving instruction and function to organisms ranging from simple one-celled bacteria to complex human beings. Now Northwestern University researchers report they have used DNA as the blueprint, ...


Small graphene wires may be poor conductors

February 15, 2008 | User rating: 4.4 / 5 after 8 vote(s) | User comments: 3

Ohio University physicists researching electron properties in graphene ribbons have found that narrow wires made of this material may not be good conductors.


Magnetic atoms of gold, silver and copper have been obtained

February 28, 2008 | User rating: 4.7 / 5 after 48 vote(s) | User comments: 3

An international team led by Physics and Chemistry teams from the Faculty of Science and Technology at the University of the Basque Country (UPV/EHU) and directed by Professor Jose Javier Saiz Garitaonandia, has achieved, ...


Quantum Dots May Lead to Rainbow Solar Cell

March 07, 2008 | User rating: 4.7 / 5 after 107 vote(s) | User comments: 3

For the first time, researchers have created solar cells made of different-sized quantum dots, each tuned to a specific wavelength of light. By arranging these quantum dots in an ordered pattern, the scientists ...


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