University of Utah metallurgists used an old microwave oven to produce a nanocrystal semiconductor rapidly using cheap, abundant and less toxic metals than other semiconductors. They hope it will be used for more efficient ...
Nanomaterials
May 6, 2013
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New discoveries of the way plants transport important substances across their biological membranes to resist toxic metals and pests, increase salt and drought tolerance, control water loss and store sugar can have profound ...
Biotechnology
May 1, 2013
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Multifunctional mobile devices like the smartphone contain small quantities of valuable materials, yet most are not recycled. Something needs to give.
Environment
Apr 12, 2013
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A study of mercury contamination in a southeastern Peruvian jungle area ravaged by illegal gold mining found unsafe levels of the toxic metal in 78 percent of adults in the regional capital and in 60 percent of fish sold ...
Environment
Mar 21, 2013
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This Sunday, people around the world celebrated Chinese New Year with firework displays and sparklers, but new research confirms this tradition could seriously harm peoples health. An international team of scientists have ...
Environment
Feb 11, 2013
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Chemists at the University of Burgos (Spain) have manufactured a sheet that changes colour in the presence of water contaminated with mercury. The results can be seen with the naked eye but when photographing the membrane ...
Analytical Chemistry
Feb 6, 2013
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Just as horses shake off pesky flies by twitching their skin, ships may soon be able to shed the unwanted accumulation of bacteria and other marine growth with the flick of a switch.
Materials Science
Jan 31, 2013
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Graphene and related materials hold promise for the future of electrochemical sensors—detectors that measure the concentration of oxygen, toxic gases, and other substances—but many applications require greater sensitivity ...
Nanophysics
Jan 17, 2013
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Computers, tablets and mobile phones are all popular consumer products. The lifespan of these devices is usually short, between two to four years. Shakila Umair, researcher at KTH, travelled to Pakistan to see how these common ...
Environment
Dec 20, 2012
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(Phys.org)—Sulfur compounds in petroleum fuels have met their nano-structured match. University of Illinois researchers developed mats of metal oxide nanofibers that scrub sulfur from petroleum-based fuels much more effectively ...
Nanomaterials
Dec 17, 2012
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