silicon posts
Go on and file this one away in the folder of "awesome things that could, but won't ever happen." As the brilliant minds around the world figure out how to solve vicious diseases, move motorcars with peanut oil and send engineers to fix a telescope in outer space, we still can't buy a pack of AA cells that last longer than a month or two in our favorite toy. Some call it a limit of physics, some deem it a conspiracy. Whatever the case, we've no doubt whatsoever that a new silicon-containing carbon material -- designed by Dow Corning Toray to double the capacity of existing Li-ion batteries -- won't ever have a real impact in our lives. Of course, it's not like any consumer would actually benefit from having a netbook battery good for 16 hours, nor would wedding photographers enjoy being able to shoot 1,000 indoor shots without cracking the battery door open on their SB-600. No -- that's just absurd. C'mon Dow, prove us wrong here.
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[Via Tech Digest]
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New silicon film ferroelectric may pave the way for instant-on computers (or maybe not)

While the gang at Toshiba are still trying to bring FeRAM to the masses, a team of researchers at Cornell University have devised a new ferroelectric material composed of silicon and strontium titanate that they say can be used (someday!) to build "instant on" transistors. And you know what that means -- instant on computers for students, and instant on death rays for future robot armies. To coax the generally mild-mannered strontium titanate into acting "ferro-electrified" (not an actual scientific term), researchers grew it onto a silicon substrate using a process known as epitaxy. The material literally squeezed itself within the spaces of the silicon molecules, which gave it ferroelectric properties. As you may have guessed, this research was partially funded by the Office of Naval Research -- so the "death ray" remark may not be so off base, after all. We'll keep an eye out.
[Via Daily Tech]
[Via Daily Tech]
Intel's opto-electronic 'breakthrough' could save this doomed Internet (or not)
It seems like every tale of impending bandwidth "disaster" is soon countered by a new bandwidth "breakthrough." In this case, researchers at Intel have been testing a silicon-based Avalanche Photo Detector (APD) (as opposed to the traditional, and rather expensive, indium phosphide), and so far results have been quite promising. On one key metric, something called the "gain-bandwidth product," the APD achieved speeds of 340GHz, or as the gang at Intel puts it, the "best result ever." It is hoped that this product could significantly lower the price of 40Gbit/s (and faster) optical links and find a home in areas like quantum cryptography, biochips and eventually chip-to-chip and on-chip interconnects. And most importantly, this could be huge for our national entertainment infrastructure: with online television gaining momentum and a spin-off of The Hills dropping soon, bandwidth has to be stretched to the breaking point as it is.
[Via VNU Net]
[Via VNU Net]
Korean geniuses invent lithium batteries with eight times the juice
Oh, what wondrous things come from the land of Korea -- dancing emotional robot humanoids, oxygen-emitting robot plants, and multiple 24-hour StarCraft channels. It's all good, and we dig robotics and televised gaming, but this latest invention could be our favorite if it pans out. Professor Cho Jae-Phil and his team at Hanyang University have replaced the graphite in lithium batteries with a certain kind of silicon, which we're told can store eight times the power. No word on what the batteries have actually been used for yet, but it stands to reason they could eventually make it to consumer electronics. Now you see why we're willing to say this might be better than 24-hour StarCraft. Say it with us: 48-hour StarCraft.Flying plasmonic lens system could lead to denser chips / disks
Last we heard, IBM was busy extending optical lithography down to 30-nanometers in order to keep Moore's Law intact, and some two years later, the process is still being honed by engineers at the University of California, Berkeley. Reportedly, gurus there with IQs far greater than ours have developed a new patterning technique (plasmonic nanolithography) that could make "current microprocessors more than 10 times smaller, but far more powerful." Additionally, professor Xiang Zhang asserts that this same technology could eventually "lead to ultra-high density disks that could hold 10 to 100 times more data than disks today." The secret to the madness is a flying plasmonic head, which is compared to the arm and stylus of an LP turntable; the setup enables researchers to "create line patterns only 80-nanometers wide at speeds up to 12-meters per second, with the potential for higher resolution detail in the near future." In layman's terms? That CPU you purchased last month will, in fact, be old hat in due time.
[Via Slashdot]
[Via Slashdot]
Black silicon is poised to improve digital imaging, maybe solar panels

We're big fans of silicon, but it turns out the stuff has been slacking off, and all it needs is a little nudge from sulfur hexafluoride and a high-powered laser to start working harder. When it gets that nudge it becomes a new material called black silicon that's between 100 and 500 times more sensitive to light -- including, amazingly, infrared. Some of the folks who accidentally invented black silicon started a company called SiOnyx, and with $11 million in venture financing, they're trying to commercialize it -- first for night vision and later for digital cameras, medical imaging, and maybe even solar cells. The benefits are obvious, but like a lot of other future miracle technologies we've heard about, it's still just science fiction to consumers until a solid deal is struck to bring it to market.
[Via Slashdot]
Another breakthrough purportedly brings us closer to quantum computing
In reality, quite a bit of time has passed since we've heard of the next great leap in the (seemingly) never-ending journey towards quantum computing, but we're incredibly relieved to learn that at least someone is still out there, somewhere, pressing on. An international team of researchers have reportedly shown that they can "control the quantum state of a single electron in a silicon transistor, even putting the electron in two places at once." Essentially, the team is using tiny semiconductor transistors to "control the state of a quantum system," but there is still a long ways to go before any of this is meaningful. The crew managed to discover a few things by chance, yet to create a quantum computer, they would need to "position atoms of arsenic (or some other material) in the transistors more reliably." For those of you way too geeked out, fret not -- we'll let you know when all of this technobabble finally amounts to something.
[Thanks, Chris]
[Thanks, Chris]
CNRS learns to control nanoscale strain in CPUs, heads to Jedi training
We've always heard that Chewbacca and friends had the power to control nanoscale strain in processors in a galaxy far, far away, but we Earthlings are just now getting caught up. Researchers at the Centre d'élaboration de matériaux et d'études structurales (CEMES-CNRS) have reportedly patented a measurement device that will essentially "enable manufacturers to improve microprocessor production methods and optimize future computers." We'll warn you, the meat of this stuff is pretty technical, but the take home is this: the technique has a good chance at "optimizing strain modeling in transistors and enhancing their electrical efficiency," which is just what we need for more potent chips that demand less energy. And that's something even a layman can appreciate.Silicon wafer directs and filters out cancer cells
Normally we get excited when a slab of silicon makes our games run at 60 frames per-second, but in this case we're impressed with a new chip that filters out cancer cells. The device, created by some impressive souls at Princeton and Boston University, directs and focuses streams of cells in a liquid. Like a change sorter, it then separates regular cells form unusual ones. The silicon wafer is tacked with tiny pillars that catch abnormal cells that are, in the end, potentially cancerous. The device hasn't been used to any major extent, but we'll keep an eye on this promising discovery.Stretchy silicon circuits wrap around complex shapes, like your wife
The first "completely integrated, extremely bendable circuit" was just demonstrated to the world. The team behind the research is led by John Rogers of the University of Illinois at Urbana-Champaign. The process bonds circuit sheets measuring just 1.5 micrometers (50 times thinner than human hair) to a piece of pre-stretched rubber. That allows the circuits to buckle like an accordion when pulled or twisted without losing their electrical properties. Unfortunately, the materials used thus far are not compatible with human tissue. In other words, no X-ray vision implant for you. X-ray contacts perhaps... quantum-computers now, please Mr. Scientists? Watch a circuit buckle in the video after the break.
[Via BBC, thanks YoJIMbo]
[Via BBC, thanks YoJIMbo]
IBM develops greener method for recycling silicon
IBM is looking to save around $1.5 million per year and be a kinder citizen to the environment by instituting a greener method for recycling silicon. Previously, IBM would sandblast defunct wafers to make sure no trade secrets left the premises when they were sold off to solar-panel outfits or used as "monitors." The new process, however, involves defacing the circuitry with an abrasive pad and water, which saves a few bills and leaves the silicon in much better shape for reuse. Reportedly, Big Blue has already implemented the new approach in its Essex Junction, Vermont facility, and the East Fishkill, New York plant is all set to follow suit shortly.NC State researchers uncover muscle mimicking fibers
While some researchers over in Raleigh are having fun tinkering with PlayStation 3 farms and dodging the RIAA, NC State's Drs. Tushar Ghosh and John Muth are occupied building prototypes with fibers they say "resemble human muscle and can exhibit muscle-like capabilities when electrical currents are applied." The duo sees the development as paving the way for "advancements and potential applications in robotics, smart textiles, prosthetics, and biomedicines," as they have reportedly found that polyurethane and silicone tube structures shaped like human muscle strands can be manipulated with electricity. It was noted, however, that the current models are using strands "roughly the size of a pencil lead," but the next step is to scale down the fibers and integrate them into a robotic Mr. and Mrs. Wuf.MIT researchers cram optical circuitry on a silicon chip
California crooks nab 100,000 microchips
Proving that Malaysian industrial complexes aren't the only venues where shoddy security can facilitate the theft of thousands of PC components, a pair of crooks in California turned a minor fender bender into a successful heist of some 100,000 microchips on Tuesday afternoon. Police suspect that the men had been planning the crime for some time, as the victim's Fremont-bound Mazda MPV had just left a warehouse with $190,000 worth of chips when the robbers rear-ended it with their white van; rather than using weapons to subdue the driver, however, the two thieves simply waited until he exited the vehicle to discuss the accident, when one of them proceeded to slip into the minivan and drive away. The driver of the van followed suit, leaving the victim standing on the side of the road, no doubt confused and worried that his employer would chew him out for being so careless with the precious cargo. Although the brand of chip has not been revealed, since this all went down in Santa Clara, it's not too difficult to figure out whose products got pinched. So far authorities have no leads as to the whereabouts of the chips or the two robbers, but if someone in an MPV with license plate 4NKV115 tries to sell you a CPU for a buck and some change, do the right thing and notify law enforcement officials after you've purchased enough silicon to meet your needs. And if you're driving back home with your cheap booty when someone happens to ram your car, for heaven's sake, don't leave the keys in the ignition when you get out to exchange insurance info.[Via Boing Boing]



















