 Carbon Nanotube Windmills Powered by 'Electron Wind' 10 hours ago | User rating: 5 / 5 after 26 vote(s)
| User comments: 7
Theoretical physicists from Lancaster University in the UK have designed a nanomotor that operates by a novel mechanism: an electron wind. | |
 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 ... | |
 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 ... | |
 Carbon Nanotubes Compromise the Functions of Certain Protozoa, Study Shows June 18, 2008 | User rating: 4.8 / 5 after 28 vote(s)
| User comments: 3
A new study by researchers from the University of Waterloo in Ontario, Canada, hints that carbon nanotubes may be toxic to microorganisms. When cultures of a certain key protozoan, a single-cell organism, ... | |
 Carbon Nanotubes as a Single-Photon Source June 12, 2008 | User rating: 4.5 / 5 after 34 vote(s)
| User comments: 2
Carbon nanotubes, as true multi-purpose materials, have potential applications in everything from electrical circuits and drug delivery to golf clubs and space elevators. Recently, physicists have investigated ... | |
 'Nanomechanical Oscillators' Could Lead to New Class of Computers May 02, 2008 | User rating: 4.2 / 5 after 68 vote(s)
| User comments: 12
More than 50 years ago, a graduate student in Japan conceived the “Parametron,” an electrical circuit that could form the basis for digital computers. The concept ultimately fell flat, but recently a pair ... | |
 Nanobacteria – Are They Alive? April 23, 2008 | User rating: 4.6 / 5 after 85 vote(s)
| User comments: 9
Tiny particles called nanobacteria have intrigued researchers in many ways since their discovery 20 years ago, but perhaps the most controversial question they pose is whether or not they are alive. | |
Carbon Nanotubes Improve Fuel Cells March 27, 2008 | User rating: 4.2 / 5 after 46 vote(s)
| User comments: 5
A group of scientists has created a new, improved fuel-cell electrode that is very lightweight and thin. Composed of a network of single-walled carbon nanotubes, the electrode functions nearly as well as conventional electrodes ... | |
 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 ... | |
 Graphene Takes the Heat February 20, 2008 | User rating: 4.7 / 5 after 96 vote(s)
| User comments: 1
Carbon nanotubes are being touted by many scientists and engineers as the material of the future, with the potential to revolutionize electronic technologies. But a new study shows that nanotubes may not be ... | |
Using fireballs to uncover the mysteries of ball lightning February 18, 2008 | User rating: 4.4 / 5 after 51 vote(s)
| User comments: 6
“People have been pondering ball lightning for a couple of centuries,” says James Brian Mitchell, a scientist the University of Rennes in France. Mitchell says that different theories of how it forms, and why it burns in ... | |
 Microscope Sees with Nanoscale Resolution January 28, 2008 | User rating: 4.3 / 5 after 72 vote(s)
| User comments: 4
Researchers have recently built an x-ray microscope that has a pixel resolution of just 15 nanometers, allowing scientists to study the properties of materials at the molecular scale and beyond. | |
Scientists Make 'Perfect' Nanowires January 23, 2008 | User rating: 4.3 / 5 after 55 vote(s)
| User comments: 2
Scientists have created silicon nanowires that are perfect—at least atomically. Down at the single-atom level, the identical wires have no bumps, bends, or other imperfections. They are perfectly crystalline, even more so ... | |
 Nanoparticles Generate Supersonic Shock Waves to Target Cancer January 16, 2008 | User rating: 4.6 / 5 after 58 vote(s)
| User comments: 2
By mixing nanomaterials that act as fuel and oxidizer, researchers have created a combustible nano explosive that can generate shock waves with Mach numbers up to 3. | |
Printable, Flexible Carbon-Nanotube Transistors January 08, 2008 | User rating: 4.5 / 5 after 61 vote(s)
| User comments: 2
Scientists from the University of Massachusetts Lowell and Brewer Science, Inc. have used carbon nanotubes as the basis for a high-speed thin-film transistors printed onto sheets of flexible plastic. Their method may allow ... | |
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