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Chemistry World
September 18, 2012
Harriet Brewerton |
Colorful metal detection Scientists in China have developed a sensor that can indicate the presence of heavy metal ions in a sample with a simple color change by using aptamers. Aptamers are single-stranded DNA or RNA molecules.   |
Chemistry World
July 18, 2012
Catherine Bacon |
pH sensor for use in the body US scientists have developed a pH sensor based on nanocrystal quantum dots designed to be used in a biological pH range. |
Industrial Physicist
Wippich & Dessau |
Tunable Lasers and Fiber-Bragg-Grating Sensors Today, the tunable laser is being tested in many industrial applications, including optical remote sensing, where laser-based systems can provide improved performance over electronic means of measuring strain, temperature, and pressure. |
IEEE Spectrum
January 2007
Willie D. Jones |
You Tell Us: Is It a Mirage or Is It Holographic Storage? The idea of using holograms to store data on computers has tantalized engineers since the 1960s, and now it finally looks like it's going to market. |
Chemistry World
June 15, 2010
Manisha Lalloo |
Colour change test for brain chemicals Chemists in China have devised a system which uses gold nanoparticles to detect glucose in the brain, based on a simple colour change test. |
Chemistry World
November 1, 2012
Josh Howgego |
Chemistry behind the 'blue man' unlocked Scientists have put forward a detailed biochemical model to explain argyria, a condition which turns sufferers' skin a distressing blue color. |
Chemistry World
May 1, 2012
David Bradley |
A colorful way to size up nanoparticles Researchers in China have now developed a straightforward light-scattering technique to estimate the size of gold nanoparticles in the 35 to 110nm range. |
Chemistry World
May 7, 2009
Phillip Broadwith |
Polymers release insulin in response to glucose trigger Chinese researchers have developed polymer nanoparticles that can release insulin in response to changes in glucose concentration, creating a potential treatment for diabetes. |
Chemistry World
June 19, 2009
Jon Cartwright |
Nanoparticles make 'self-erasing' images Materials displaying 'self-erasing' color images have been created by chemists in the US, who have studied how certain nanoparticles can assemble and disassemble themselves under different wavelengths of light. |
Chemistry World
June 4, 2010
Manisha Lalloo |
Antibacterial nanoparticles from bacteria Scientists have found that silver nanoparticles made using bacteria have better antibacterial properties than their chemically synthesised counterparts. |
Scientific American
February 7, 2005
J.R. Minkel |
More Bits in Pits A DVD-like system called multiplexed optical data storage (MODS) could take a run at holographic storage. |
Chemistry World
July 31, 2012
David Bradley |
Hydrogels can release drugs one at a time A hydrogel that can be programmed to release different protein drugs one after the other rather than all at once could simplify the delivery of complex therapeutic regimens for various diseases. |
Chemistry World
February 3, 2011
Hayley Birch |
Nanoparticle studies guide coating design A new study provides guidance for designing nanoparticle coatings based on the particles' size and the environment they are to be used in. The research could help scientists create more effective nanoparticle drug carriers. |
