Hydrogen fuel is a promising source of clean energy that can be produced by splitting water into hydrogen and oxygen gas. The reaction is difficult but achievable with the help of a catalyst, a material that can speed up ...
Materials Science
Dec 18, 2014
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Researchers around the world are trying to develop solar-driven generators that can split water, yielding hydrogen gas that could be used as clean fuel. Such a device requires efficient light-absorbing materials that attract ...
Nanomaterials
May 29, 2014
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(Phys.org) —High-tech "smart windows," which darken to filter out sunlight in response to electric current, function much like batteries. Now, X-ray studies at SLAC provide a crystal-clear view into how the color-changing ...
Nanophysics
Apr 3, 2014
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Shoot a beam of light or particles at certain special materials and you will liberate electrons—pairs of them—a phenomenon known as "electron pair emission," which can reveal fundamental properties of the solid and reveal ...
General Physics
Feb 11, 2014
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Electrochromic materials dynamically alter how they transmit light in response to an applied electrical signal. Engineers are currently working to turn these compounds into 'smart windows' for buildings that change from transparent ...
Energy & Green Tech
Nov 20, 2013
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(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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A team led by Prof. Masatomo Yashima from the Graduate School of Science and Engineering, Tokyo Institute of Technology and Prof. Tatsumi Ishihara from the International Institute for Carbon-Neutral Energy Research and the ...
Materials Science
Oct 30, 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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