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Technology Research News December 3, 2003 |
Nanotubes detect nerve gas Naval Research Laboratory researchers have found that carbon nanotubes are sensitive to extremely small concentrations -- less than one part per billion -- of chemical nerve agents. |
Technology Research News April 20, 2005 |
Nanotube Chemical Sensor Gains Speed Researchers have made single-walled carbon nanotube chemical sensors that transmit information by measuring the charge in the nanotubes' capacitance, or ability to store electric charge. |
Chemistry World October 11, 2012 James Urquhart |
Drawing gas sensors with a nanotube pencil US researchers have created a gas sensor that can detect ammonia as well as existing sensors. The 'pencil' comes in the form of a carbon nanotube disk which was used to draw on paper patterned with metal electrodes to create the sensor. |
Chemistry World September 9, 2010 Mike Brown |
Electric shock resets nanotube sensor Sensors based on single-walled carbon nanotube (SWNTs) could be 'reset' at the simple flick of a switch, say researchers in the US. |
Chemistry World August 14, 2013 Daniel Johnson |
Putting PENCIL to paper to create gas sensors Scientists have made a carbon nanotube pencil that can draw gas sensors straight on to paper. This cheap and extremely quick prototyping method could spur huge advances in gas sensors, both for public health and in something as simple as toilet ventilation. |
Technology Research News October 6, 2004 |
Gas flow makes electricity Gas flows at speeds as low as a few meters per second over semiconductor materials and carbon nanotubes have produced electricity. The phenomenon could lead to small, inexpensive, accurate gas flow sensors in less than two years, according to the researchers. |
Technology Research News August 27, 2003 |
Nanotubes spark gas detector Researchers from Rensselaer Polytechnic Institute have found a way to use carbon nanotubes to make very small, sensitive gas detectors. |
Chemistry World April 4, 2012 Jon Evans |
Novel mass sensor is off the scale Spanish scientists have produced the world's most sensitive set of scales that should be capable of weighing a single proton. |
AboutSafety August 10, 2001 Kay Mangieri |
Sense Or Smell Choosing the right workplace gas detection monitor is critical, but can be difficult. Some basic selection criteria are needed to help focus the search for the most appropriate piece of equipment... |
Technology Research News July 14, 2004 |
Laser tweezer traps nanotubes The researchers have showed that it is possible to pattern clusters of nanotubes into configurations that are likely to have near-term applications as chemical, biological and physical sensors. |
Technology Research News December 29, 2004 |
Coated Nanotubes Make Biosensors Researchers are using carbon nanotubes to sense single molecules, and are tapping the way carbon nanotubes give off near-infrared light in order to read what the sensors have detected. |
Chemistry World October 7, 2011 Elinor Richards |
Chameleon clothes to detect falling oxygen levels A cloth that changes colour when oxygen levels drop has been developed by scientists in China. The cloth could be used to make clothes that monitor oxygen levels for miners, high altitude adventurers and space explorers. |
Technology Research News November 3, 2004 |
Nanotubes Lengthen to Centimeters Researchers have found a way to grow very long carbon nanotubes. One long-range possibility is using ultralong carbon nanotubes fibers to make an elevator to low Earth orbit. |
Chemistry World October 30, 2007 Jayaraman Killugudi |
Glowing Future for Nanotubes A team of scientists from India and Japan have been the first to make a bundle of nanotubes glow, paving the way for their use as chemical sensors or in optoelectronics. |
Chemistry World April 6, 2010 Lewis Brindley |
Immune cells fight off nanotubes Carbon nanotubes can be degraded by an enzyme found in human immune cells, report US researchers. |
Chemistry World December 2, 2010 Laura Howes |
Nanotube material retains bounce at extreme Carbon nanotubes can make a rubber like material that remains usable in a temperature range of over one thousand degrees. |
Chemistry World November 10, 2008 Hayley Birch |
Nanotube scales challenge mass spectrometers By precisely measuring tiny fluctuations in mass, carbon nanotubes will allow chemists to follow reactions of individual proteins atom by atom, predict Spanish researchers |
Geotimes May 2007 Carolyn Gramling |
Lava Cooks up Carbon Nanotubes Mount Etna may be a fiery factory for one of the most sought-after tools of nanotechnology: tiny carbon nanotubes. |
Chemistry World September 1, 2010 Simon Hadlington |
Water vapour sheds light on stellar chemistry An international team of researchers has found evidence of water vapour within the inner regions of a carbon-rich giant star - something previously thought to have been impossible. |
Technology Research News July 30, 2003 Eric Smalley |
Chip senses trace DNA Handheld detectors could one day allow you to monitor your body for cancer, your water for chemicals, and your food for bacteria. This requires inexpensive electronics that are capable of detecting trace amounts of substances. One candidate is a chip containing DNA-tipped carbon nanotubes. |
Technology Research News February 11, 2004 |
DNA sorts nanotubes Researchers have come up with a way to use DNA to separate carbon nanotubes by electrical type -- metallic or semi conducting -- and by diameter. A carbon nanotubes's electrical properties and diameter are related. |
IEEE Spectrum December 2011 Strano & Kalantar-Zadeh |
Nanodynamite Fuel-coated nanotubes could provide bursts of power to the smallest systems |
Chemistry World September 18, 2009 Lewis Brindley |
Homogenised nanotubes show electronics promise The process uses ultraviolet light and air to produce purified semiconducting nanotubes, which could be valuable in developing the next generation of computer chips. |
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 March 9, 2005 |
Method Makes Double Nanotubes Researchers can now fabricate pure batches of double-walled carbon nanotubes, which theoretically should be more thermally and chemically stable than single walled nanotubes. |
Chemistry World February 5, 2009 Simon Hadlington |
Carbon nanotube catalysts 'better than platinum' Researchers in the US have developed a novel catalyst based on carbon nanotubes for the electrochemical reduction of oxygen. |
Reactive Reports May 2007 David Bradley |
The Long and the Short of It A new composite material that acts as a catalyst to speed up chemical reactions has been developed to create arrays of the world's longest carbon nanotubes. |
Technology Research News September 22, 2004 |
Plastics Ease Nanotube Circuits Researchers have devised a way to make a random, self-assembled network of carbon nanotubes embedded in polymer that preserves the nanotubes' electrical conductivity and is suitable for thermal printing processes. |
The Motley Fool March 17, 2005 Dan Bloom |
Ready for Some Carbon Nanotubing? Carbon nanotubes are going to show up in all sorts of high tech devices. Be ready for them. |
Technology Research News April 7, 2004 |
Fiber spun from nanotube smoke Researchers from the University of Cambridge in England have developed a relatively simple way to manufacture continuous fibers of carbon nanotubes. |
Reactive Reports July 2004 David Bradley |
Pure Nanotubes Researchers have developed a novel technique that allows them to purify carbon nanotubes and to sort those that are semiconducting from the metallic single-walled carbon nanotubes. |
Technology Research News April 9, 2003 |
Twisted nanotubes have spring Researchers from the University of North Carolina at Chapel Hill have found a way to use carbon nanotubes -- rolled-up sheets of carbon atoms that form naturally in soot -- as tiny springs for microscopic devices. |
Technology Research News December 1, 2004 Eric Smalley |
For Pure Nanotubes Add Water Washing away impurities with water turns out to be as good for growing carbon nanotubes as it is for keeping a clean house. |
Technology Research News November 19, 2003 |
Nanotubes fortify plastic film Researchers have developed an inexpensive process for making a nanotube-polymer composite that allows for close control of the density and position of the nanotubes. |
Chemistry World August 2006 David Walt |
Comment: Common Sense for Sensors Designing sensors for manufacturability must be performed at the outset rather than as an afterthought. Only when we develop such reproducible sensors will they become pervasive tools for improving our quality of life. |
Chemistry World March 27, 2011 Kate McAlpine |
Nanotubes make 'exceptional' strain sensor A sensor that can measure the movements of a human body has several requirements: it must report the movement quickly and consistently; hug curves; and survive considerable and repeated stretching. |
Chemistry World September 6, 2012 Elinor Hughes |
A uniform junction for uniform nanotubes In a bid to make structurally uniform carbon nanotubes for applications in optoelectronics, for example, and following on from work done to make uniform carbon nanoring sidewalls, scientists in Japan have now made a uniform junction unit for branched carbon nanotubes. |
Reactive Reports Issue 75 David Bradley |
Tubular Reactions Researchers have used surface-modified carbon nanotubes to activate an important industrial chemical, butane, without the need for an expensive metal catalyst. |
Technology Research News December 1, 2004 |
Short Nanotubes Carry Big Currents Researchers have developed a simple way to fabricate carbon nanotube devices whose length is as small as ten nanometers, and have shown that electricity can pass through the nanotubes very efficiently. |
Technology Research News March 23, 2005 |
Nanotubes juice super batteries A relatively simple and inexpensive way to form a new type of thin film supercapacitor from multi-wall carbon nanotubes. |
Chemistry World January 27, 2009 Nina Notman |
Tethered nanocubes seek out analytes A team led by Timothy Fisher at Purdue University have developed a new type of biosensor coined a 'nano-tetherball biosensor' based on nanocube-shaped sensors tethered by conducting carbon nanotubes to electronic circuitry. |
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. |
Chemistry World May 28, 2009 Phillip Broadwith |
Nanotube transistors swing both ways Researchers have combined titanium dioxide nanoparticles with carbon nanotubes to make light-sensitive transistors that can be made either to switch on or off in response to UV light. |
Chemistry World January 6, 2011 Rachel Cooper |
Toxin sensor for drinking water A green and simple method to make a sensor to detect one of the most toxic cyanotoxins, microcystin-LR, has been devised by scientists from China. |
Chemistry World October 3, 2008 Lewis Brindley |
Nanotube catalysts improve industrial reaction A catalyst consisting of modified carbon nanotubes makes an important industrial reaction milder, safer and more selective, according to researchers in Germany. |
Chemistry World February 8, 2011 Laura Howes |
Neurotoxin detection using brain nanotubes Chan Beum Park's team in Korea, has used these nanotubes to give an optical signal in the presence of phosphate based neurotoxin paraoxon |
Technology Research News May 19, 2004 |
Nanotube Makes Metal Transistor Researchers from the University of Illinois have found a way to produce a field effect in a metallic single-wall carbon nanotube that conducts electricity 40 times more efficiently than copper. The metal transistor could be used in practical applications in five to ten years. |
Chemistry World January 26, 2011 Mike Brown |
Carbon nanotubes for hydrogen storage Researchers in Germany have designed a 3D carbon-based nanotube matrix that can store and release hydrogen extremely efficiently. The material could form the basis of a sustainable hydrogen economy, they say. |
Chemistry World September 29, 2009 Lewis Brindley |
Super-thin nanowires made inside nanotubes Japanese researchers have made ultra-thin metal wires by growing them inside carbon nanotubes. |
Technology Research News April 21, 2004 |
Magnets Align Nanotubes in Resin Carbon nanotubes have great potential as components of new materials but aligning the tiny tubes can be tricky. Researchers from the Georgia Institute of Technology and Florida State University have developed a way to orient the nanotubes in a polymer mix using a magnetic field. |