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 Computing & Electronics
15 October 2009
Nanotronics within reach with creation of molecule-sized diode
Diodes are critical components in electronic circuits and US researchers have now found a way to create them the size of a single molecule...
28 September 2009
Exciton-based circuitry promises leap in computer speed
Physicists have successfully created super-fast integrated circuits using "excitons" - pairs of negatively charged electrons and positively charged "holes"...
17 August 2009
Recording studios may morph into museums
The impact of computing and the Internet on recorded music sales is well documented, but one British researcher has been looking at the other side of the coin – the impact of new technology on recording studios, businesses which are now teetering on the edge of irrelevance and bankruptcy...
24 July 2009
Germans getting horny over natural disasters
German researchers have applied for a patent covering a technology which allows the horns of thousands of parked cars to be activated simultaneously in case of an impending disaster...
16 June 2009
Novel material could revolutionize electronics
At room temperatures, bismuth telluride - which can be fabricated using existing semiconductor technologies - behaves as a topological insulator, allowing electrons on its surface to travel with no loss of energy...
4 June 2009
Biologically inspired, ultra-broadband chip could enable "cognitive" radio
A radio chip modeled on the human inner ear can efficiently process a broad spectrum of signals including cell phone, wireless Internet, radio and television; an achievement that could usher in what the developers call "cognitive" radio...
6 April 2009
Racetrack computer memory "within 10 years," say researchers
A new kind of computer memory, called "racetrack" memory, looks set to replace the hard disk as the standard method of storing information on home computers. It promises to be 100 times cheaper than flash memory and has no moving parts – instead, it is the information which moves...
12 March 2009
"Spin battery" provides novel electrical storage
Researchers have developed a "spin battery," a battery that is charged by applying a large magnetic field to nano-magnets in a device called a magnetic tunnel junction...
16 January 2009
Researchers show off next generation cloaking device
Duke University engineers have produced a new type of metamaterial cloaking device which is significantly more sophisticated at cloaking in a broad range of frequencies...
30 October 2008
Quake detection gets cheap and cheerful
In the same vein as the SETI@home project, the Quake Catcher Network aims to operate a massive seismic event detection network using the sudden-motion sensors that are incorporated into laptop computers to prevent hard disk damage...
7 October 2008
Visible light data network under development
The next generation of wireless communications technology will use visible light instead of radio waves, with data piggybacking on interior lighting systems which researchers say will offer both greater speed and better security than today's radio networks...
23 September 2008
GPS open to attack, say researchers
The global positioning system (GPS) has become a vital component in the infrastructure of the developed world, which makes it an attractive target for groups that might want to derail the large number of businesses and organizations that rely on it. And although the U.S. government addressed the issue of GPS spoofing in a 2003 report detailing seven "countermeasures" against such an attack, researchers from Cornell University say that such countermeasures would not have successfully guarded against their new spoofing method...
13 May 2008
Cell Phones More Expensive Than Hubble Space Comms
A British space scientist has calculated that cell phone texting is at least four times more expensive than receiving scientific data from the Hubble Space Telescope...
18 April 2008
Smallest Transistor Created With Graphene
UK researchers have used the world's thinnest material, graphene, to create the world's smallest transistor, one atom thick and ten atoms wide...
8 April 2008
Organics Shaping Up As Next Wave In Digital Signal Processing
Performing digital signal processing using organic and chemical materials without electrical currents looks like being the wave of the future...
22 February 2008
New Institute Plans Exascale Computing
Sandia and Oak Ridge researchers are designing computers that will perform a million trillion calculations per second...
21 September 2007
Moore's Law No More?
Intel Corporation's co-founder Gordon Moore recently conceded that his law predicting the number of transistors on a computer chip to double every two years will soon no longer hold. But what will the demise of Moore's exponential transistor paradigm mean for computing in the future? Is this the end of the golden age of computing?
8 June 2007
Wireless Power Transfer Revisited
Nikola Tesla would be proud. An MIT team using strongly coupled magnetic resonance has lit a 60W light globe from across a room without wires...
21 May 2007
Getting A Handle On Spintronics
For the first time, engineers have demonstrated how the spin properties of electrons in silicon can be measured and controlled, a discovery that could dramatically advance the emerging field of spintronics...
5 March 2007
3-D Fabrication Goes Open Source
The high price of rapid prototyping systems has kept them out of reach of basement tinkerers, but that may change thanks to Fab@Home, a DIY open source 3-D fabricator that can be put together for US$2,300...
3 October 2006
Single Pixel Camera Snaps High-Res Images
Researchers have created a digital camera that uses a single-pixel sensor and hundreds-of-thousands of tiny mirrors to capture mega-pixel images...
18 August 2006
Radical Transistor Design Blasts Single Electrons Through Circuits
Computer engineers have thrown out the rulebook on transistor design and put together a prototype nano-scale transistor that works by "bouncing" individual electrons off deflectors, in something akin to a game of billiards...
1 August 2006
Magnetic Memory Research Attracts More Funding
Instead of using electrical charges to represent data; processors and memory chips made of revolutionary new materials would rely on magnetism...
19 July 2006
MIT Created Fiber Web Sees Everything
When shaped into a sphere, a new light detecting optical web can "see" the entire environment in which it resides...
18 July 2006
High Hopes For High Altitude Broadband
Broadband communications may be about to get a whole lot faster and cheaper, thanks to high-altitude platforms (HAPs) that can relay wireless and optical communications to remote areas...
28 June 2006
Engineers Come Up With Undetectable Radar System
A stealth radar system that uses emissions resembling random noise is virtually undetectable, say the engineers who invented it...
20 June 2006
Ray Guns In The Cinema: Camera Neutralizing Device Unveiled
A device that can stop both video and still digital cameras functioning in a given area could soon be put to use in cinemas and other venues where photography is unwanted...
13 March 2006
The Search For Rock
Once it’s loaded up with the spectral fingerprints of all Earth's minerals, a spectrometer similar to the tricorder used in Star Trek will be ready to boldly go where no spectrometer has gone before...
3 February 2006
Single Electron Switches New Silicon Transistor
International researchers have produced a silicon transistor that is switched on and off by the motion of an individual electron...
26 January 2006
Metals Shortage Looming
It isn’t only oil that’s running out. Researchers say that a lack of recycling, an insatiable demand from developing nations, and the short lifespan of modern products, mean that metals like zinc and copper may soon be in short supply...
13 September 2005
Magnetic Appeal Of Nano-Diamonds
Metal-free magnets made from nano-sized diamonds could have applications in everything from medicine to quantum computers...
16 August 2005
Shocking Results From Urine Tests
A battery that generates electricity from urine could revolutionize the production of biochips for disease detection...
1 April 2005
New Type Of Superconductor Emerges
Researchers have found that magnetic fluctuations appear to be responsible for what researchers call "unconventional superconductivity" in a compound called plutonium-cobalt-pentagallium...
1 October 2004
Mechanical Memory Set For Comeback
Retro mechanical storage technology used in the first computers is set to challenge today's electromagnetic data storage in terms of speed and data-density...
23 July 2004
Nano-Imprinting Promises Even Smaller Electronics
Scientists have achieved a breakthrough in the low-cost production of minute, high density electronic structures...
24 November 2003
DNA Creates Self-Assembling Nano-Transistor
Scientists are using biology to build electronic transistors that assemble themselves without human manipulation...
21 October 2002
Tiny Atomic Battery Developed
Researchers have built a microscopic device that could supply power for decades to remote sensors or implantable medical devices by drawing energy from a radioactive isotope...
5 September 2002
Atomic-Scale Memory Created
Scientists have created an atomic-scale memory using atoms of silicon in place of the 1s and 0s that computers use to store data...
13 June 2002
Single-Atom Transistor Created
Researchers have reached the smallest possible limit, creating a single-atom transistor by implanting a "designer" molecule between two wires to create a circuit...
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