Similar Articles |
|
Chemistry World January 28, 2011 Emma Shiells |
Eliminating arsenic from drinking water An iron-rich, porous material can remove arsenic from drinking water in under two hours, say Chinese scientists. |
Chemistry World October 11, 2011 David Bradley |
Hope for Arsenic Free Water From Deep Underground Researchers have found that arsenic adsorption by sediments could help prevent the salts intruding into groundwater more than 150 meters deep. |
Chemistry World November 30, 2009 Lewis Brindley |
Colour change test for arsenic US researchers have developed a test to quickly and accurately measure arsenic levels in drinking water down to very low concentrations. |
Reactive Reports Issue 67 David Bradley |
Attractive Changing Colors Chemists have discovered that a simple magnet can be used to change the color of nanoparticles of iron oxide in aqueous suspension. |
Chemistry World July 21, 2006 Maria Burke |
Sourcing Bangladesh's Arsenic Arsenic contaminates millions of people's drinking water in West Bengal and Bangladesh, but scientists now think they might have figured out how the toxic element gets into the water in the first place. |
Chemistry World February 18, 2009 Lewis Brindley |
Nanomaterials Blossom US researchers have found a new way to use magnetic fields to encourage nanoparticles to self-assemble into unique shapes. |
Chemistry World March 4, 2013 David Bradley |
Microbial mobilization may offer arsenic solution Contamination of groundwater by naturally occurring arsenic salts has been an insidious environmental problem affecting millions of people across the Indian sub-continent for decades. |
Chemistry World July 17, 2012 Harriet Brewerton |
Pinning down cancer US scientists have synthesized pin-shaped nanoparticles with magnetic and optical properties. The nanoparticles could be used for magnetic resonance imaging, early detection and photothermal therapy of cancer and other diseases. |
Chemistry World June 27, 2010 Simon Hadlington |
Nanoparticles allow remote control of cells In an experiment reminiscent of the mind-control rays that featured prominently in B-movies from the 1950s, scientists in the US have used a magnetic field to alter the behavior of an animal. |
Technology Research News December 11, 2002 Eric Smalley |
Microscopic mix strengthens magnet Magnets are usually an either-or proposition. They either generate a strong magnetic field or they hold up well in the presence of external magnetic fields. A method that mixes the two types of magnets at the nanoscale could pave the way for smaller electric motors and generators. |
Technology Research News December 1, 2004 |
Smart Dust Gets Magnetic One of the main challenges in making labs-on-a-chip is finding ways to control and mix tiny amounts of liquids. Researchers are using minuscule silicon particles to carry out these tasks. |
National Gardening Charlie Nardozzi |
Arsenic-Eating Fern Researchers at Edenspace Systems, a leader in phytoextraction -- using plants to extract poisonous chemicals, such as arsenic, lead, and uranium from the soil -- have found a plant that loves sucking arsenic out of the soil. |
Geotimes February 2006 Megan Sever |
Arsenic Leaching Into Water From Soil Researchers suggest that the rivers that drain the mountains are still bringing in the arsenic and depositing it throughout Bangladesh during annual floods. During the dry period, the arsenic would be drawn down to the aquifer, thus replenishing the aquifer's arsenic levels. |
Chemistry World April 7, 2009 Lewis Brindley |
Cells get in line Magnetic nanoparticles that 'shepherd' cells into neat lines have been designed by American scientists. |
Chemistry World August 3, 2010 Lewis Brindley |
Nanoparticles and ultrasound team up to treat tumors A new, non-invasive method to deliver drugs to the brain has been developed by Taiwanese researchers. |
Reactive Reports September 2005 David Bradley |
Nano Surprise A surprising mechanism by which polymers form nanocomposite particles could provide researchers with a new tool for controlling the growth of such materials. |
Chemistry World February 28, 2006 Jon Evans |
Magnetic Appeal of Shape-Change Polymer Polymer scientists developed polymers that change shape in response to a magnetic field by incorporating magnetic iron(III)oxide nanoparticles into a shape-memory polyetherurethane compound known as TFX. |
Chemistry World July 26, 2006 Victoria Gill |
Reversible Glue `De-Bonds' at the Touch of a Button A new kind of superglue that uses nanoscale magnetic particles to bond and de-bond on command has been developed. |
Chemistry World July 25, 2013 Rowan Frame |
Nanomagnets clean blood Nanoparticles that never have to enter the body can capture harmful components in blood, scientists in Switzerland have shown. |
IEEE Spectrum August 2011 Hadjipanayis & Gabay |
The Incredible Pull of Nanocomposite Magnets Nanotechnology could make rare earth magnets even stronger. |
Chemistry World March 20, 2014 James Urquhart |
Nanoparticle composites make colorful magnetic crystals Incorporating nanoparticles into single crystal materials can imbue them with new properties, such as color and magnetism, thanks to gel crystallization techniques developed independently by UK and Chinese research groups. |
Chemistry World April 23, 2008 Victoria Gill |
Global fluoride and arsenic contamination of water mapped Swiss researchers have mapped the levels of arsenic and fluoride in groundwater throughout the world. |
Chemistry World February 14, 2014 Jason Woolford |
Sandy nanoparticles for safer-by-design sunscreens Nanoparticles coated with an inert layer of silica could be used in sunscreens and cosmetics to reduce the potential hazards of these increasingly indispensable materials, new research shows. |
Reactive Reports December 2003 David Bradley |
Airy magnets Spanish researchers have created a new type of magnetic material that is ultra-light and transparent. The airy magnets could have applications in flat screen displays and magneto-optical memory devices for computers. |
Chemistry World September 7, 2012 Andrew Shore |
Groundwater arsenic detector Groundwater contaminated with arsenic has led to an epidemic of arsenic poisoning in parts of Bangladesh and India. Scientists in China have developed a sensor to detect arsenic quickly and accurately in water. |
Chemistry World May 21, 2008 Richard Van Noorden |
Rice Studies Highlight Inconsistent Arsenic Standards Measurements of potentially dangerous amounts of arsenic in rice show food regulations in the EU and US are outdated and lag far behind the stricter controls on arsenic in water, say UK chemists. |
Chemistry World October 2, 2012 Fiona McKenzie |
Protein sorting within cells US scientists have used magnetic nanoparticles with specific ligands to latch on to and visualize specific proteins in living cells. |
Chemistry World November 22, 2012 Jon Cartwright |
Magnesium oxide might be liquid in super-Earths There may be more planets outside our solar system with protective magnetic fields than previously thought. That's the implication of a US study, which has demonstrated that the common planetary mineral magnesium oxide turns into a metallic liquid at high pressure. |
Chemistry World December 3, 2010 Mike Brown |
Arsenic sustains life A microorganism that uses the toxic element arsenic instead of essential nutrient phosphorus to sustain growth and life has been discovered by US researchers and could help us understand how life on Earth evolved. |
Chemistry World October 7, 2012 David Bradley |
Magnetic nanoparticles zap cancer Nanoparticles can be used as a remote-controlled magnetic death switch to kill cancer cells, according to researchers from Korea. |
Chemistry World October 21, 2013 Helen Bache |
Sustainable materials sound good Cellulose fibers covered with magnetic nanoparticles have been used to make ultrathin loudspeakers by researchers in Sweden. The material could provide a cheaper and more sustainable alternative to the polymers traditionally used in speakers. |
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 July 13, 2007 Tom Westgate |
Colourful Colloids A simple mixture of iron oxide, a polymer and water can take on any color simply by applying a magnetic field. |
Chemistry World August 23, 2010 Lewis Brindley |
Microscopic barcodes with extra stirring A way to label molecules with colourful barcodes has been developed by chemists in South Korea. |
Chemistry World September 14, 2009 Simon Hadlington |
New 'on-off' membrane for drug delivery A team led by Daniel Kohane of Harvard Medical School in Boston, US, harnessed the thermosensitive properties of poly(N-isopropylacrylamide) to form the basis of the new system. |
Technology Research News July 13, 2005 |
Magnetics Drives Particle Patterns Researchers have devised a way to use electric and magnetic fields to assemble magnetic microparticles into a wide variety of patterns, including clusters, rings, chains and networks. |
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. |
Science News November 3, 2008 Janet Raloff |
From Aerators To Rust -- New Lead Risks Aerators cap the ends of most drinking-water faucets. Unless you're cleaning them out regularly, you might be developing a toxic mini gravel field that your drinking water passes through. |
Chemistry World August 2, 2013 Hayley Birch |
Sound solution to nanoparticle handling problems Researchers are using ultrasound to bond nanoparticles -- essentially sticking together particles too small to be seen with sounds too high-pitched to be heard. |
Chemistry World August 1, 2010 Phillip Broadwith |
Magnetic foam bends and stretches Flexible lightweight magnetic materials based on cellulose fibres and magnetic nanoparticles have been developed by European scientists. |
Chemistry World July 19, 2011 Jon Cartwright |
Magnetic Sponge Can Squeeze Itself Out Researchers in Japan and Singapore have created a sponge that can wring itself out upon application of a magnetic field. |
Chemistry World July 20, 2011 Josh Howgego |
Magnets turn up the heat on tumours Claims that magnets can cure cancer might sound like quackery. But French researchers have harnessed iron oxide structures from bacteria to selectively kill tumour cells using an alternating magnetic field. |
Chemistry World April 20, 2007 Killugudi Jayaraman |
Pesticide Filter Debuts in India A domestic water filter that uses metal nanoparticles to remove dissolved pesticide residues is about to enter the Indian market. Its developers believe it is the first product of its kind in the world to be commercialized. |
Chemistry World July 13, 2010 Lewis Brindley |
Magnetic micro-machines made from liquid iron Chinese researchers have made microscopic springs and turbines by shining light through ferrofluids - liquids containing iron nanoparticles. |
Chemistry World September 2, 2007 Lewis Brindley |
Nanoparticles Paint a Finer Picture Swiss scientists have developed a process that can print detailed images using nanoparticles as 'ink', while maintaining their catalytic and optical properties. |
Chemistry World September 23, 2013 Raphael Levy |
Gold nanoparticles for physics, chemistry and biology The varied perspectives in this textbook combine to give an agreeable read and a solid foundation in this topic. |
IEEE Spectrum September 2006 Charles Q. Choi |
Nanomagnets to the Rescue If, as seems possible, magnetic nanocomposites can be manufactured directly on chips, engineers could design computers that are smaller and, equally important, cooler than anything available today. |
Chemistry World April 7, 2013 Laura Howes |
Beer filtration could add arsenic Researchers at the Technical University of Munich, Germany, have found that the material used to filter beers might add arsenic at the same time as it removes yeast. |
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. |
Technology Research News January 28, 2004 |
Nanorings promise big memory Researchers have found a way to cause magnetic cobalt nanoparticles to spontaneously assemble into rings that are less than 100 nanometers across. Because the molecule is small, memory made from it could hold a great deal of information. |