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Technology Research News October 6, 2004 |
Crystal structure tunes nanowires A new process that controls the crystal structure of nanowires made from specific semiconductors may enable electronic components, such as light-emitting diodes and laser diodes, with tunable properties. |
Technology Research News October 8, 2003 |
Process orders nanowire arrays Harvard University researchers have found a way to neatly layer and pattern rows of nanowires. |
Technology Research News June 16, 2004 |
Silicon Nanowires Grown in Place Researchers have found a way to grow nanowires between pairs of metal electrodes deposited on silicon wafers. |
Technology Research News August 13, 2003 |
Carbon wires expand nano toolkit Scientists looking for building blocks to form electronics and machines that are not much bigger than molecules have gained a new tool. |
Technology Research News March 26, 2003 |
Hydrogen yields smaller nanowires Researchers from City University of Hong Kong in China have produced silicon wires that are smaller than any made before. |
Technology Research News June 2, 2004 |
Plastic Nanowires Sense Gasses Cornell University researchers have devised a simple way to position conducting polymer nanowires on an electrode, and have made a prototype high-speed chemical detector that is capable of sensing minuscule amounts of ammonia gas. |
Chemistry World November 1, 2007 Jonathan Edwards |
Gold Sets Nanowires Straight Mass-producing nanodevices may become a reality now that scientists in the US have demonstrated a new way of making millions of tiny electronic components at once. |
Technology Research News December 29, 2004 |
Sapphire Steps Shape Nanotubes Arrays Researchers have found that it is possible to grow carbon nanotubes along atom-size steps on a sapphire surface. |
Technology Research News February 25, 2004 |
Nanotube mix makes liquid crystal Carbon nanotubes are rolled-up sheets of carbon atoms that can be as narrow as 0.4 nanometers, or the span of four hydrogen atoms. They have useful electrical and mechanical properties and are a leading player in nanotechnology. |
Technology Research News July 2, 2003 |
Tiny walls sprout nanowires Researchers from San Jose State University have found a way to coax tiny, three-dimensional structures to form on graphite, which conducts electrical current, and sapphire, which blocks electricity. |
Technology Research News July 2, 2003 |
Process puts nanotubes in place University of California at Berkeley researchers have found a way to grow silicon nanowires and carbon nanotubes directly on delicate microelectronic components. |
Chemistry World August 10, 2011 Kate McAlpine |
Sapphire scaffold builds flexoelectric film from the ground up Researchers in South Korea and the UK have produced a film that makes electricity when you bend it - and crucially it is over a million times better at this than other crystalline solids with the same properties. |
Technology Research News September 22, 2004 |
Nanowire Makes Standup Transistor Researchers have devised a simple way to make a set of vertical transistors from nanowires. |
Technology Research News August 25, 2004 |
Hybrid Nanowire Makes Transistor One challenge in making minuscule electronic devices from nanoscale components is wiring the components together. Researchers have found a way to transform sections of semiconducting silicon nanowires into metallic, or conducting, nickel silicide. |
Chemistry World February 7, 2012 Simon Hadlington |
Nano-welding with a light touch US researchers have found a new way to weld together metal nanowires - simply by bathing them in white light. |
Chemistry World May 1, 2008 Richard Van Noorden |
Nanotrees without the seeds Lead sulfide wires that sprout in intricate tree-like patterns show you don't need templates or catalysts to control nanowire growth, say US-based chemists. |
Technology Research News March 23, 2005 |
Nanowires track molecular activity Researchers from Harvard University have found a way to use transistors made from silicon nanowires to gain information about how small molecules bind to proteins. |
Technology Research News June 18, 2003 Kimberly Patch |
Prefab key to molecular memory Nano-devices promise to use molecules as super-fast computer circuits, store fantastic amounts of information in a minuscule area and sense minute amounts of chemicals and biological materials. Researchers have brought these possibilities a step closer. |
Technology Research News March 24, 2004 |
Nanowires span silicon contacts One challenge in making electronics at the size-scale of molecules is finding ways to position and attach nanowires to the tiny components. Researchers from Hewlett-Packard Laboratories have succeeded in growning nanowires between electrodes. |
Technology Research News October 22, 2003 Eric Smalley |
Nanowires make flexible circuits Nanowires might one day be used to make microscopic machines. But before then they could help liberate computer circuits from the rigid, expensive confines of silicon chips. A process that makes thin films from semiconductor nanowires improves the prospects for plastic electronics and electronic paper. |
Chemistry World January 14, 2011 Laura Howes |
Size matters in piezoelectric materials Nanowires that produce current when bent and deformed can show huge improvements in efficiency as their diameters are shrunk. The findings will help advance research to power technology at the nanoscale. |
Technology Research News March 26, 2003 |
Tilted trenches turn out tiny wires Researchers from UCLA, UCSB, and Cal Tech have found a way to make arrays of closely-spaced and crossed metal and semiconductor nanowires. |
Chemistry World October 21, 2010 |
Dancing Facets Reveal Nanowire Kinetics In certain circumstances, sapphire nanowires grow by executing an unexpectedly frenetic dance, where oxygen atoms change between partners in vapour, liquid and solid phases. That dance has now been captured by Sang Ho Oh. |
Technology Research News October 22, 2003 |
Nanowires boost plastic circuits The move is on to develop flexible, cheap, plastic electronics, but so far organic circuits have fallen far short of silicon chip performance. Researchers from the Hahn-Meitner Institute in Germany have moved the field forward with a new way to make flexible transistors. |
Chemistry World November 19, 2008 Hayley Birch |
Colourful future for nanowires Dutch scientists have worked out how to fine tune the stripes of alternating crystal lattices that form in semi-conducting nanowires. |
Chemistry World May 28, 2008 Lewis Brindley |
Changing the face of a water splitting catalyst Australian chemists have grown crystals of the water-splitting catalyst titanium dioxide that are many times more reactive than usual. |
Chemistry World October 9, 2011 Phillip Broadwith |
Growing gallium nitride LEDs on glass Korean researchers have grown crystalline gallium nitride on the surface of amorphous glass. The idea could lead to new, scalable ways of making semiconductor devices that don't need to be grown on silicon or sapphire wafers. |
Chemistry World October 16, 2012 Ross McLaren |
The future of fashion Researchers from the Republic of Korea have developed an energy harvesting device that can be incorporated into clothing to allow the wearer to generate electricity as they move and from static build-up in their clothing. |
Technology Research News April 6, 2005 |
Tough Material Gets Functional A University of California at San Diego researcher has made several useful versions of a metallic material that is as stiff as steel but only half as dense. |
Technology Research News November 19, 2003 |
Liquid Crystal Tunes Fiber Researchers have combined photonic crystal and liquid crystal to make an optical fiber whose properties can change according to temperature. The combination allows the researchers to change the properties of the light inside the fiber. |
Chemistry World August 30, 2012 Simon Hadlington |
Record proton conductivity claim withdrawn US chemists have withdrawn a claim that they created a crystalline nanowire that can conduct protons at world record speeds after other researchers, and subsequently they themselves, failed to reproduce the results. |
Technology Research News February 9, 2005 |
Nanotubes crank out hydrogen Material made from titanium dioxide nanotubes that is 97% efficient at harvesting the ultraviolet portion of the sun's light and 6.8% efficient at extracting hydrogen from water for use as fuel could be ready for practical use in two to five years. |
IEEE Spectrum January 2008 Neil Savage |
Silicon Nanowires Turn Heat to Electricity Thermoelectric converters could tap waste heat from power plants and microchips. |
Chemistry World February 13, 2008 Simon Hadlington |
Clothes Power up Thanks to Nanowires Researchers in the US have invented a yarn that can generate electricity simply by being bent or twisted. |
IEEE Spectrum March 2008 Prachi Patel-Predd |
A Nanometer-Scale Etch A Sketch Scientists use a microscope to write and erase nanowires. |
IEEE Spectrum July 2007 Saswato R. Das |
Power Tool for Making Nanoscale Objects A physics team uses a special electron microscope to carve tiny gold, silver, and aluminum structures a few nanometers across. |
Chemistry World September 14, 2010 Simon Hadlington |
Artificial skin gets touchy New ways of incorporating pressure sensors into large, flexible surfaces which could one day provide robots or people fitted with artificial hands with a delicate sense of touch |
IEEE Spectrum February 2005 Alexander Hellemans |
Strange Bedfellows Hybrid microcircuits, incorporating the desirable properties of the III-V compounds with those of cheap and ubiquitous silicon substrates, might soon find an important niche in electronics after all. |
Technology Research News June 29, 2005 Eric Smalley |
Nanowire networks route light Will computer chips using light rather than electricity offer increased computing speed? Research says probably. |
Technology Research News August 10, 2005 |
Templates yield nano branches Making highly-branched nanoscale tubes and wires is a matter of easing off the juice by the right amount at the right time. |
Chemistry World May 26, 2009 Phillip Broadwith |
Salt nanowire surprise Common table salt - normally a brittle crystalline material - can be pulled into nanowires that will extend by more than twice their own length without breaking |
Chemistry World August 16, 2010 Carol Stanier |
Nanosprings go for gold Squeezing gold nanowires inside a polymer case causes them to coil up into tiny springs, researchers in Singapore have found. |
Chemistry World July 21, 2011 Serin Dabb |
Small Wires Swim Through Serum for Drug Delivery US researchers have made nanowires that can be propelled through liquids with an external magnetic field. The wires could be used to deliver drugs in the human body. |
Chemistry World January 9, 2008 Lewis Brindley |
A Silicon Surprise Two teams of US scientists have demonstrated silicon-based 'thermoelectric' materials that could convert waste heat back into electricity. |
Chemistry World February 24, 2010 Hayley Birch |
Marine microbes wired up A new study provides evidence for the existence of naturally occurring electric circuits orchestrated by marine bacteria. |
Technology Research News March 26, 2003 Kimberly Patch |
Design handles iffy nanocircuits Tiny circuits pose challenges that don't show up at larger scales. One of the biggest has to do with the number of defects in a device. Researchers are exploring ways to build defect tolerance into electronics so the hardware will work even when it contains a lot of faulty circuits. |
Technology Research News January 28, 2004 Eric Smalley |
Chemicals map nanowire arrays There are two challenges to getting nanowire arrays ready for prime time -- finding ways of accessing any particular nanowire junction, and connecting the devices to the outside world. Chemically modifying the right junctions could solve both problems. |
InternetNews August 3, 2010 |
Tech Firms Split on Paying for Security Flaws Some major IT firms have made it a standard practice to pay security researchers for bringing vulnerabilities to their attention, while others have a strict prohibition against it. What accounts for the divide? |
Chemistry World December 15, 2010 Hayley Birch |
New technique probes electron properties of individual atoms A new, low voltage electron microscopy technique allows scientists to discriminate not just between atoms of different elements but between atoms of the same element in different electronic states. |
Chemistry World September 27, 2011 Maria Burke |
Patching up Patients with a Heart of Gold Researchers have used gold nanowires to boost the propagation of electrical signals in cardiac patches, significantly increasing their therapeutic value. |