(Phys.org)—Photovoltaics continues to be an expensive technology. Dye-based solar cells may represent a more cost-effective alternative to traditional solar cells. In these cells, a dye is used in place of a semiconductor ...
Materials Science
Dec 4, 2012
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(Phys.org)—New research finds that size plays a major role in how nanoscale nickel oxide (NiO) shells behave when being reduced to solid nickel nanoparticles.
Nanomaterials
Nov 27, 2012
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Examining battery materials on the nano-scale reveals how nickel forms a physical barrier that appears to impede the shuttling of lithium ions in the battery's electrode, reducing how fast the materials charge and discharge, ...
Nanomaterials
Nov 6, 2012
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Anyone who owns an electronic device knows that lithium ion batteries could work better and last longer. Now, scientists examining battery materials on the nano-scale reveal how nickel forms a physical barrier that impedes ...
Nanomaterials
Sep 27, 2012
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Carnegie scientists are the first to discover the conditions under which nickel oxide can turn into an electricity-conducting metal. Nickel oxide is one of the first compounds to be studied for its electronic properties, ...
Condensed Matter
Aug 22, 2012
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All the excitement about nanotechnology comes down to this: Structures of materials at the scale of billionths of a meter take on unusual properties. Technologists often focus on the happier among these newfound capabilities, ...
Bio & Medicine
Aug 23, 2011
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(PhysOrg.com) -- Conversion to renewable energy sources like wind and sun is only a question of time. Because wind and solar radiation vary in strength, the increase in renewable energy sources will cause significant fluctuations ...
Nanomaterials
Jun 7, 2011
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(PhysOrg.com) -- In the future, physicists will be able to follow a new lead in their search for new materials for electronic components, for example. An international team of researchers headed by scientists at the Max Planck ...
Condensed Matter
May 26, 2011
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Don't pour that dirty fat from the frier down the sink -- it could be used to make the fuel of the future.
Materials Science
Jul 27, 2010
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A new study from North Carolina State University shows that size plays a key role in determining the structure of certain hollow nanoparticles. The researchers focused on nickel nanoparticles, which have interesting magnetic ...
Nanomaterials
Apr 12, 2010
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