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Chemistry World May 2012	Sniffing out explosives Can science compete with the sensitivity of a sniffer dog's nose? Emma Davies finds out
Chemistry World September 21, 2011 Kate McAlpine	Laser can detect explosive traces at a distance Researchers at the Massachusetts Institute of Technology, have developed a laser-based explosives detector that can spot 2,4,6-trinitrotoluene at concentrations of 1ng/cm 2, from 15cm away.
IEEE Spectrum February 2012 Miles et al.	Using Lasers to Find Land Mines and IEDs A laser could ionize a distant puff of air and thus safely detect the fumes from buried explosives
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.
Technology Research News December 1, 2004 Eric Smalley	Pure Silicon Laser Debuts Researchers have made a prototype laser from silicon. The laser is tunable, meaning it can lase in a range of wavelengths, or colors, and it works at room temperature.
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 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.
Chemistry World June 12, 2012 Erica Mills	Lighting the way to explosive detection A mesoporous material functionalized with aggregation-induced emission luminogens serves as an efficient and recyclable fluorescent sensor to detect picric acid in water.
National Defense October 2007 Grace Jean	Building Miniature `Noses' to Sniff Explosives To sense malicious chemicals and substances, such as explosives, scientists are searching for the holy grail in chemical sensing -- a mechanical device that is as good as or better than a dog's nose and can run nonstop to provide continuous monitoring of an environment.
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 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.
CIO December 1, 2002 Sarah D. Scalet	When Every Molecule Counts A group of electrical engineers at Purdue University hope that their research could lead to ultrasensitive sensors capable of detecting a single molecule of a biological agent or chemical pollutant.
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.
National Defense January 2012 Eric Beidel	Inkjet Printers Prepare for War Researchers at the Georgia Institute of Technology have developed a prototype wireless sensor that can be printed on paper or similar material using standard inkjet technology.
Technology Research News January 26, 2005	Plastic Records Infrared Light Researchers have extended the sensitivity of photorefractive polymers so that they can be used at the common infrared communications frequency of 1550 nanometers.
Chemistry World July 25, 2011 Harriet Brewerton	DNA Toxic Gas Detector Scientists in the US have developed a sensitive and simple sensor that could be used to detect toxic gases occurring in urban areas.
Technology Research News September 10, 2003	Gold speck highlights molecules How do you sense what is happening at the scale of molecules? Researchers have found a way to detect the very small spectral shifts that occur when the light scattering off a single gold nanoparticle interacts with molecules.
Chemistry World April 3, 2009 Nina Notman	Wibbly wobbly diagnostics for lung disease A device that uses a jelly-like substance to detect nitric oxide in exhaled breath - an indicator of lung diseases such as tuberculosis and lung cancer - is being developed by scientists 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.
IEEE Spectrum March 2008 Chang & Subramian	Electronic Noses Sniff Success E-noses will soon be ubiquitous, thanks to printed organic semiconductors.
Technology Research News September 8, 2004 Eric Smalley	Polymer Serves up Single Photons Researchers have made a room-temperature, single-photon source using polymer molecules that could be used in quantum cryptography devices and eventually for quantum computing
Technology Research News February 25, 2004	Nanowires spot DNA mutation Nanowire sensors could eventually be built into labs-on-a-chip that could be used for medical diagnostics and pathogen detection in the field, and for drug discovery.
Technology Research News September 24, 2003 Eric Smalley	Laser made from single atom The simplest possible laser -- a single atom -- has been on the drawing board for decades. Researchers have finally achieved the extremely precise control needed to make a laser from just one atom. The first demonstration of a single-atom laser showed that it's a different animal -- it produces quantum light.
Chemistry World November 4, 2011 Holly Sheahan	Polymer based sensors feeling the strain Researchers in China have made a new strain sensor to monitor the safety of buildings and other structures.
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.
Technology Research News August 25, 2004	Photosynthesis Drives Solar Cell Researchers have mixed biology and electronics in solar cells that use photosynthetic spinach leaf molecules or photosynthetic bacteria to convert light to electricity.
Chemistry World March 25, 2009 Lewis Brindley	Water goes with a bang US researchers have found that water appears to play a key role as a catalyst in complex explosions.
National Defense October 2005 Grace Jean	Nanotechnology Enabling Advances For War Fighters The science of manipulating molecules and atoms holds promise for many industries. Military scientists say nanotechnology will have the most impact upon the individual soldier.
Technology Research News February 9, 2005	All-silicon chip laser demoed Researchers from Intel have moved a step forward in the push to meld lasers and silicon chips, which could eventually be used in portable biological and chemical sensors, to amplify communications signals, and to convert light to different wavelengths.
Chemistry World February 23, 2012 Laura Howes	Simple sensitive TNT detection Indian scientists have created a gel that gives a fluorescence response when exposed to particles of explosive trinitrotoluene
Chemistry World June 20, 2014 Susannah May	A real red alert for explosives Scientists in Spain have developed a new material that changes color around TNT. The chemical, which could be used to make intelligent clothing, alerts users to the presence of the explosive.
Chemistry World August 13, 2014 Andy Extance	Photon pinball identifies chemicals from afar US scientists have pushed the range at which chemicals can be remotely identified beyond a kilometer by turning the samples themselves into lasers.
Industrial Physicist Edward J. Staples	Technology Safeguarding ports with a new chemical-profiling system that samples the vapours inside cargo containers.
Chemistry World January 16, 2012 Kate McAlpine	Stripped down spectroscopy to probe single molecules Spectroscopy, a key method of identifying atoms and molecules with light, has been taken to its most fundamental level - a single photon absorbed by a single molecule.
Chemistry World October 19, 2009 Lewis Brindley	Nanoparticles brought to order US researchers have developed a process that could bring the unusual properties of nanoparticles to a larger scale, by using small molecules to evenly space nanoparticles in a polymer composite.
Scientific American September 19, 2005 Steven Ashley	Silicon Sniffer Engineers have developed a button-size chemical sensor prototype that is designed, among other things, to detect trace amounts of explosives before they detonate.
IEEE Spectrum June 2009 Saswato Das	Two-Laser Lithography Shrinks Transistors A new microscopy technique gets adapted for chipmaking
Technology Research News February 23, 2005	Plastic changes color in heat Researchers have engineered a plastic that loses its color when heated. It could eventually be used to produce relatively inexpensive temperature-based paint.
Technology Research News August 13, 2003	Interference boosts biochip Researchers from the Spanish Superior Counsel of Scientific Research and the Polytechnic University of Valencia in Spain have built a chip that senses interactions among molecules via lightwave interference.
Chemistry World July 28, 2010 Andy Extance	Molecular interference reveals reactions Scientists can now see atoms reacting on the femtosecond timescale in unprecedented detail, thanks to a laser technique developed at the University of Ottawa.
Technology Research News September 24, 2003 Kimberly Patch	Heated plastic holds proteins One important task for biochips is sorting proteins, but it's tricky business getting protein molecules to be where you want them and stay away from where you don't. A tiny, plastic-coated hot plate allows scientists to trap and release proteins on command.
Reactive Reports Issue 32 David Bradley	Odor sniffers Tracking down smells that even the most sensitive human nose cannot pick up is now possible, thanks to an inexpensive sensor devised by scientists at the University of Bonn.
Chemistry World May 12, 2011 Jon Cartwright	'Chemical soldering' heralds single molecule electronics Scientists in Japan and Switzerland have demonstrated how to wire up single molecules with conductive nanowires.
Chemistry World July 15, 2015 Aurora Walshe	Fog-free film doesn't dare to glare Scientists in China have built a thin film that retains its antifogging properties even under an antireflective coating.
Scientific American August 2005 Steven Ashley	Making Light of Silicon Scientists at UCLA and Intel have obtained coherent photons of light from silicon. This low cost alternative to "exotic" semiconductor materials currently used as lasers will pave the way for many technological advances.
Chemistry World June 9, 2011 Harriet Brewerton	Sensitive sugar sensor US scientists have designed a calorimetric sensor as a point-of-care diagnostic instrument that can detect low levels of glucose compared to similar sensors.
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 2, 2006 Michael Gross	Chemists Crack Cocaine Detection Researchers, including two high school students and a Nobel laureate, have created a sensitive, easy to use device to detect cocaine and other small molecules.
Technology Research News February 26, 2003	Film promises massive storage Researchers from the Chinese Academy of Sciences have found a way to store the 1s and 0s of digital information in a thin film of organic molecules using a scanning tunneling microscope.
AboutSafety May 8, 2001	Laser Safety Guidelines for understanding the dangers of lasers and the importance of working with them safely...