News tagged with white phosphorus
Moving toward greener chemistry
Phosphorus, a mineral element found in rocks and bone, is a critical ingredient in fertilizers, pesticides, detergents and other industrial and household chemicals. Once phosphorus is mined from rocks, getting ...
Sep 03, 2010 |
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Search results for white phosphorus
Black arsenic: Fact or fiction? Synthesis and identification of metastable compounds
(PhysOrg.com) -- Phosphorus and arsenic are on top of each other in one group of the periodic table, so they have many similar properties. In addition to tubular forms, phosphorus is found in white, red, black, ...
Feb 17, 2012 |
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Decline in dead zones: Efforts to heal Chesapeake Bay are working
Efforts to reduce the flow of fertilizers, animal waste and other pollutants into the Chesapeake Bay appear to be giving a boost to the bay's health, a new study that analyzed 60 years of water quality data has concluded. ...
Nov 03, 2011 |
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Endangered species? Should cheap phosphorus be first on an elemental 'Red List?'
Should the periodic table bear a warning label in the 21st century or be revised with a lesson about elemental supply and demand? If so, that lesson could start with one element considered a staple of life – but growing ...
Space & Earth / Earth Sciences
Oct 14, 2011 |
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Zeroing in on the elusive green LED
Researchers at Rensselaer Polytechnic Institute have developed a new method for manufacturing green-colored LEDs with greatly enhanced light output.
Apr 25, 2011 |
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Chemists around the globe warn of world food production crisis
(PhysOrg.com) -- Global production of phosphorus fertiliser could peak and decline later this century, causing shortages and price spikes that jeopardise world food production, five major scientific societies warn today (March ...
Mar 28, 2011 |
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Homeopathy prospers even as controversy rages
A popular homeopathic flu remedy boasts that it comes with no side effects, no drug interactions and won't make you drowsy. But the product also lacks something most people expect to find in their medicine: active ingredients.
Medicine & Health / Medications
Mar 11, 2011 |
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Sustainable Phosphorus Summit calls for a 'new alchemy' around phosphorus and food
The problem with phosphorus, a critical element in fertilizers and food, is, as comedian Rodney Dangerfield would say, that it "can't get no respect."
Feb 11, 2011 |
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Vitamin D deficit doubles risk of stroke in whites, but not in blacks
Low levels of vitamin D, the essential nutrient obtained from milk, fortified cereals and exposure to sunlight, doubles the risk of stroke in whites, but not in blacks, according to a new report by researchers at Johns Hopkins.
Nov 14, 2010 |
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Tea leaves identified using neural networks
A team of chemists from the University of Seville (US, Spain) has managed to distinguish between different kinds of tea leaves on the basis of their mineral content and by using artificial neural networks. ...
Chemistry / Analytical Chemistry
Sep 30, 2010 |
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Lack of access to healthy food may contribute to health disparities in kidney disease
Processed and fast foods enriched with phosphorus additives may play a role in health disparities in chronic kidney disease, according to a study appearing in an upcoming issue of the Journal of the American Society of Ne ...
Medicine & Health / Diseases, Conditions, Syndromes
Sep 16, 2010 |
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List of search results for white phosphorus
