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Technology Research News June 2, 2004 |
Nanotubes Move Molten Metal Researchers from the University of California at Berkeley have found a way to move globules of molten metal that are as small as 30 nanometers in diameter. A nanometer is one millionth of a millimeter, or the span of 10 hydrogen atoms. |
Technology Research News August 25, 2004 |
Nanocrystals Spark Efficient LEDs Researchers have found a way to make highly efficient light-emitting diodes from nanocrystals, or tiny bits of semiconductor. |
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. |
Reactive Reports Issue 40 David Bradley |
A Golden Glow A new class of quantum dots made from small clusters of gold atoms is at the heart of fluorescing "artificial atoms" that could act as biological labels and nanoscale optoelectronics. |
Technology Research News February 23, 2005 |
Tiny transistors sniff chemicals Researchers from the University of Texas at Austin have found that the chemical sensing abilities of infinitesimally small transistors made from thin films of the organic crystal pentacene are quite different from those of larger transistors made from the same materials. |
Technology Research News October 6, 2004 |
Design rules build on self-assembly Researchers at the University of Michigan have developed computer simulations that promise to speed the process of finding ways to build practical nanostructures, including precisely-structured materials, electronic and optical components, and chemical sensors. |
Technology Research News August 11, 2004 |
Single gold atoms altered The gold atom, positioned on an ultrathin film of sodium chloride, remained stable during the operation, despite the change in charge. |
Technology Research News January 26, 2005 |
The How It Works Files Nanotechnology: The laws of physics behave differently at very small scales. At the nanoscale, electrons travel more quickly through wires, transistors can mete out electrons one at a time, objects stick to each other, and light can bend matter. |
Chemistry World July 31, 2008 |
Nanostructures Made Easy Scotland-based chemists have invented a new way to build nanoscale arrays of molecules over a large surface area: a technique that may be key to making nanostructures in sophisticated sensors, catalysts, and tiny computer parts. |
Technology Research News June 1, 2005 |
Nano LEDs Made Easier Researchers have devised a relatively simple method of making arrays of nanoscale light-emitting diodes. The light-emitting diodes could eventually be used in lasers and in nanoscale lamps used in sensors and microscopes, according to the researchers. |
Chemistry World May 23, 2010 Jon Cartwright |
Light sparks new approach to data storage Chemists in Japan have created the first material that can undergo a photoreversible transition from metal to semiconductor. |
Technology Research News April 7, 2004 Eric Smalley |
Angle speeds plastic transistor Going with the flow is a good way to pick up speed, particularly for plastic transistors. Rotating the crystal 180 degrees can change the transistor's performance by as much as 3.5 times. |
Technology Research News January 28, 2004 |
Nanotubes tied to silicon circuit Connecting minuscule nanotube transistors to traditional silicon transistors enables the atomic-scale electronics to communicate with existing electronic equipment. |
Technology Research News October 22, 2003 |
Process prints nanoparticles Researchers have coaxed tiny particles of gold, silver and carbon to assemble into patterns on silicon wafers over areas as large as a square centimeter by using electrical charge patterns to attract and position the nanoparticles. |
Technology Research News February 23, 2005 |
Process yields semiconductor foam Researchers from Wayne State University have made crystalline aerogels -- new semiconductor materials that are very porous, giving them very high surface areas. |
Technology Research News November 3, 2004 |
Coated Nanotubes Record Light Researchers have combined minuscule carbon nanotube transistors and photosensitive polymer to make a fast optoelectronic memory device that promises to speed digital photography and provide high-density data storage. |
CIO February 1, 2003 John Edwards |
Golden Alfalfa Jorge Gardea-Torresdey, chemistry department chairman at the University of Texas at El Paso, says alfalfa filtering is a potentially efficient and cost-effective way of retrieving gold nanoparticles. Best of all, the process is environmentally friendly. |
Chemistry World May 16, 2006 Jon Evans |
Buckyballs Worth Their Weight in Gold A team of chemists and physicists has uncovered evidence for the existence of hollow buckyball-like cages made of gold. |
Technology Research News December 3, 2003 Kimberly Patch |
DNA assembles nanotube transistor Scientists have caused a transistor to self-assemble from a test tube concoction of DNA, proteins, antibodies, carbon nanotubes and minuscule specks of silver and gold. The feat shows that it is possible to assemble the smallest of machines and electronic devices by harnessing DNA's properties. |
Wired October 2001 Wil McCarthy |
Ultimate Alchemy Research into artificial atoms could lead to one startling endpoint: programmable matter that changes its makeup at the flip of a switch... |
Technology Research News July 16, 2003 |
Jet-laser tandem prints gold Researchers have found a way to print gold structures. The researchers suspended gold nanoparticles, which have a lower melting point then bulk gold, in a solution and used a modified ink-jet printer to print patterns of the solution onto a surface. |
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. |
Technology Research News July 13, 2005 |
Self-Assembly Goes Around Bends Researchers have found a way a way to make polymer chains automatically assemble in non-regular patterns, including sharp angles. The method could eventually be used to build precise features as small as ten nanometers. |
Technology Research News December 19, 2005 |
Quantum computing: qubits Quantum bits, or qubits, are the quantum equivalent of the transistors that make up today's computers. There are four established qubit candidates: ion traps, quantum dots, semiconductor impurities, and superconducting circuits. |
Chemistry World July 2011 Trevor Keel |
Gold and Chemistry How could gold play a role in chemistry? |
Technology Research News September 8, 2004 |
Nanotube Transistor Has Power Aiming to make electrical componets faster, researchers are working to make components from carbon nanotubes, which are rolled-up sheets of carbon atoms that can be smaller than a nanometer in diameter. |
Chemistry World October 18, 2007 Simon Hadlington |
Nanoparticle Reveals Sulfur's Midas Touch Researchers in the US have taken a snapshot of the inside of a gold nanoparticle, shedding crucial new light on one of chemistry's longest-standing questions: how does sulfur bind to gold? |
Chemistry World January 19, 2010 Lewis Brindley |
Giving gold a smooth ride Chemists from Germany and Poland have discovered a new way to polish gold completely smooth using Fenton's reagent, producing gold surfaces that could be used in the electronics industry and electrochemical processes. |
Technology Research News July 28, 2004 Eric Smalley |
Electric fields assemble devices Several research teams are working to bring the concept of self assembly to larger scales. |
Technology Research News June 30, 2004 |
Method tests molecular devices Components made from molecules are likely to be smaller than those that can be made using today's chip fabrication methods, and they can potentially self-assemble, which would make for inexpensive manufacturing processes. |
Bio-IT World August 13, 2002 John Dodge |
Let's get Small Nanotechnology raises the bar for semiconductors as chips near single-digit nanometer proportions. |
PC Magazine October 2, 2006 Sebastian Rupley |
Meet the Molecular Transistor Scientists around the globe are working on turning individual molecules into working transistors. |
The Motley Fool February 1, 2005 Tim Beyers |
Taiwan Semiconductor Unsettling The company resolves a patent dispute with China's Semiconductor Manufacturing. But it's not enough. |
Technology Research News December 17, 2003 Eric Smalley |
Microfluidics make flat screens A new method for making big, cheap flat screen displays is a bit like making muffins. Pour liquid polymer into microfluidic channels aligned above an array of electrodes, let cure, and you have organic thin film transistors. |
The Motley Fool April 23, 2007 Jack Uldrich |
IBM Envisions a Small, Profitable Future A new MRI capability holds great promise for long-term investors. |
IndustryWeek December 1, 2004 Tim Stevens |
Technologies Of The Year -- IBM Corp.'s Nanotechnology For Semiconductor Processing Polymer molecules that self-assemble will enable smaller, more powerful semiconductor devices for the future. The technology promises significantly reduced feature size, higher component density, improved performance and lower voltage requirements for microelectronic devices. |
The Motley Fool February 3, 2005 Selena Maranjian |
Should You Be a Gold Bug? The price of gold recently hit a 16-year high as the precious metal draws more and more interest from investors spooked by stocks and geopolitical uncertainty. With it priced near $420 per ounce, should you jump in and snap some bullion? |
The Motley Fool April 20, 2011 Sean Williams |
$1,500 Gold May Do More Harm Than Good These five stocks may find their margins pinched if gold rises further. |
The Motley Fool January 17, 2007 Rich Smith |
3 Things to Know Before You Buy Gold Is it time to buy gold? If you're tempted to buy some of the shiny stuff, here's the myth-debunking you need to read, in three easy parts. |
Technology Research News November 19, 2003 |
Model leverages nano tethers Researchers from the University of Michigan have shown in computer simulations that it is possible to cause structures like sheets, wires and tubes to spontaneously assemble by starting with nanoparticles that have long, tether-like molecules attached, then causing the tethers and nanoparticles to part. |
Geotimes September 2006 Kathryn Hansen |
Microbes Act as Alchemists Placed in a solution of toxic gold and chloride, some microbes can take elemental gold and transform it into a nontoxic solid clump of gold -- a trick that might help the microbe survive in seemingly inhospitable environments. |
PC Magazine February 1, 2006 Sebastian Rupley |
Minding Moore's Law More speed and less power draw are the main mantras in the semiconductor business, and Intel, in partnership with QinetiQ, has developed new transistors to advance both goals. |
The Motley Fool September 1, 2006 Selena Maranjian |
Is It Time for Gold? The price of gold recently hit a 16-year high, as the precious metal draws more and more interest from investors spooked by stocks and geopolitical uncertainty. Should you jump in and snap up some bullion? Well, maybe, but maybe not. |
BusinessWeek August 2, 2004 |
"A Friendly Environment for Gold" A six-month correction in gold prices doesn't worry John Hathaway, manager of the Tocqueville Gold Fund. |
Chemistry World December 14, 2012 Jon Cartwright |
Pico-gold clusters break catalysis record Chemists in Spain have shown that small clusters of gold atoms are excellent inorganic catalysts with record-breaking efficiency. |
Reactive Reports November 2005 David Bradley |
Dopey Red Glass Chemists suggest a new technique could allow them to make glassy materials suitable for use in nanophotonic components, including tiny optoelectronic circuits or optical storage devices. |
The Motley Fool July 14, 2010 Anand Chokkavelu |
Buy, Sell, or Hold: Gold Is all that glitters a buy? |
Financial Planning March 1, 2005 David A. Twibell |
Mining the Mother Lode Gold and gold-related investments have been on a tear the past three years. Regardless of how advisers choose to invest in gold, even long-time gold supporters recommend limiting overall gold exposure to a small portion of clients' assets. |
InternetNews June 10, 2004 Michael Singer |
Trade Group Calls for More Nano IBM and the Semiconductor Industry Association say the government's plan is woefully under funded. |
AskMen.com Terence Channon |
Personal Finance: Build Your Pot Of Gold Here are answers to some of the most frequently asked questions posed by neophyte gold investors about building a pot of gold. |