News tagged with metal ions
Copper + love chemical = big sulfur stink
When Hiroaki Matsunami, Ph.D., at Duke set out to study a chemical in male mouse urine called MTMT that attracts female mice, he didn't think he would stumble into a new field of study.
Feb 06, 2012 |
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Reducing ion exchange particles to nano-size shows big potential
Sometimes bigger isn't better. Researchers at the U.S. Department of Energy's Savannah River National Laboratory have successfully shown that they can replace useful little particles of monosodium titanate (MST) with even ...
Nanotechnology / Nanomaterials
Jan 30, 2012 |
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Plasmonic nanocrosses that heat up when illuminated can be used to kill cancer
Plasmonic nanoparticles are extremely sensitive to light, and even the tiniest amount can cause these particles to heat up. Scientists are now trying to use plasmonic nanoparticles in cancer therapy whereby ...
Nanotechnology / Bio & Medicine
Dec 23, 2011 |
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Battery-powered Christmas carol: A trip down memory (effect) lane
(PhysOrg.com) -- As consumers anticipate unwrapping the latest electronic gadget during the holidays, they may not give much thought to how long their shiny devices will last. But it's a topic under significant ...
Technology / Energy & Green Tech
Dec 22, 2011 |
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New hip implants no better than traditional implants
New hip implants appear to have no advantage over traditional implants, suggests a review of the evidence published in the British Medical Journal today.
Nov 30, 2011 |
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Cancer drug cisplatin found to bind like glue in cellular RNA
An anti-cancer drug used extensively in chemotherapy binds pervasively to RNA -- up to 20-fold more than it does to DNA, a surprise finding that suggests new targeting approaches might be useful, according to University of ...
Nov 21, 2011 |
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New material shows promise for trapping pollutants
(PhysOrg.com) -- Water softening techniques are very effective for removing minerals such as calcium and magnesium, which occur as positively-charged ions in "hard" water. But many heavy metals and other inorganic ...
Sep 06, 2011 |
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Screens set to go green
Fitting the screens of electronic devices, such as televisions and smartphones, with a new display technology called 'organic light-emitting diodes' (OLEDs) will reduce their energy consumption, but such screens ...
Aug 22, 2011 |
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Exotic quantum crystal discovered
Nature knows two opposite types of solids: one that emerges upon compression from a liquid and a second that appears if the pressure on a liquid is reduced. While the former is typical for substances in our ...
Aug 10, 2011 |
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Engineering blue-hued flowers
Flower color in plants is determined by pigments such as aurones, anthocyanins, and carotenoids. Research has found that the ultimate color displayed is dependent not only on the pigment present, but also on other factors, ...
Jun 27, 2011 |
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How microbes take out the trash
(PhysOrg.com) -- The molecular machinery bacteria use to rid themselves of toxic substances including antimicrobial drugs has been studied in detail by a UA-led team of researchers. A better understanding ...
May 10, 2011 |
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Sweet chemistry: Carbohydrate adhesion gives stainless steel implants beneficial new functions
A new chemical bonding process can add new functions to stainless steel and make it a more useful material for implanted biomedical devices. Developed by an interdisciplinary team at the University of Alberta and Canada's ...
Apr 27, 2011 |
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Layered metallic hydroxide crystals traps carbon dioxide gas at elevated temperatures
'Scrubbing' carbon dioxide (CO2) from industrial exhaust gases is one of the critical steps needed to reduce CO2 emissions. It remains a major challenge for researchers, however, to find materials that can re ...
Mar 28, 2011 |
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The role of metal ions in amyotrophic lateral sclerosis
(PhysOrg.com) -- Amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig's disease, is a progressive neurodegenerative disease that affects motor neurons in the spinal cord, leading to muscle weakness, ...
Mar 10, 2011 |
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Metallic molecules to nanotubes: Spread out!
(PhysOrg.com) -- A lab at Rice University has stepped forward with an efficient method to disperse nanotubes in a way that preserves their unique properties -- and adds more.
Nanotechnology / Nanomaterials
Feb 23, 2011 |
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