News tagged with metallic copper
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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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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Researchers invent a switch that could improve electronics
Researchers at the University of Pittsburgh have invented a new type of electronic switch that performs electronic logic functions within a single molecule. The incorporation of such single-molecule elements could enable ...
Dec 01, 2011 |
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Gene replacement treats copper deficiency disorder in mice
(Medical Xpress) -- Gene therapy plus an injection of copper dramatically improved survival in mice with a condition that mimics the often fatal childhood disorder Menkes disease, according to a study by researchers ...
Aug 31, 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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Detecting an unexpected delay at ultrafast speed
Molecules that suddenly transform into new structures when stimulated by photons or electrons play key roles in many chemical and biological processes. Recently, chemists have discovered that adding transition ...
Aug 05, 2011 |
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Researching niobium gilding in bid for better beams
For thousands of years, craftsmen have applied gilding, a thin layer of gold, to objects to enhance their value. Now, researchers at DOE's Jefferson Lab are using this same idea to enhance materials for accelerator ...
Jun 01, 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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Black holes: a model for superconductors?
Black holes are some of the heaviest objects in the universe. Electrons are some of the lightest. Now physicists at the University of Illinois at Urbana-Champaign have shown how charged black holes can be ...
Mar 02, 2011 |
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Clicking TC-99m SPECT probes together
(PhysOrg.com) -- Radioactively labeled compounds are important for use as imaging probes or radiotherapeutic agents. Most radioisotopes with suitable decay properties are transition metals or elements with ...
Oct 11, 2010 |
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Physicists find fractal boundaries in crystals
Blacksmiths make horseshoes by heating, beating and bending iron, but what's happening to the metal's individual atoms during such a process? Cornell researchers, using computational modeling, are providing ...
Sep 03, 2010 |
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Researchers report breakthrough in narrow pitch interconnects
Imec researchers set major step towards 20nm half pitch interconnects with the realization of electrically functional copper lines embedded into silicon oxide using a spacer-defined double patterning approach. ...
Jul 13, 2010 |
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Computer predicts reactions between molecules and surfaces, with 'chemical precision'
Good news for heterogeneous catalysis and the hydrogen economy: computers can now be used to make accurate predictions of the reactions of (hydrogen) molecules with surfaces. An international team of researchers, headed by ...
Chemistry / Analytical Chemistry
Nov 06, 2009 |
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Keeping the heat down
(PhysOrg.com) -- Electronic products are having to accommodate more and more components, all of which generate heat. Too much heat could put laptops and other devices out of action, so manufacturers equip ...
Apr 06, 2009 |
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Corrosion-resistant nanocoating for metals could replace toxic chromium
(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have developed a method for coating metal surfaces with an ultrathin film containing nanoparticles - particles ...
Nanotechnology / Nanomaterials
Mar 25, 2009 |
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