Laptops could work longer and electric cars could drive farther if it were possible to further increase the capacity of their lithium-ion batteries. The electrode material has a decisive influence on a battery's capacity. ...
Materials Science
Jun 6, 2013
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(Phys.org) —Innovative materials chemistries continue to drive advances in lithium-ion batteries-the state-of-the-art in rechargeable energy storage. While many different battery components contribute to their performance, ...
Materials Science
Apr 5, 2013
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(Phys.org)—Starting as a few atoms long, thorns forming on the electrode's surface in a specialized lithium battery cause the battery to gradually fade, according to scientists at Pacific Northwest National Laboratory (PNNL) ...
Nanomaterials
Jan 25, 2013
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The world's smallest tunnels have a width of a few nanometers only. Researchers from Karlsruhe Institute of Technology (KIT) and Rice University, USA, have dug such tunnels into graphite samples. This will allow structuring ...
Nanomaterials
Jan 23, 2013
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(Phys.org)—SLAC and Stanford scientists have set a world record for energy storage, using a clever "yolk-shell" design to store five times more energy in the sulfur cathode of a rechargeable lithium-ion battery than is ...
Energy & Green Tech
Jan 9, 2013
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(Phys.org)—Physicists working at the Institute for Quantum Electronics in Switzerland have succeeded in building an apparatus that has allowed for the observation of the drop of resistance in the flow of a superfluid Fermi ...
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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During its nuclear fusion processes, a burning star does not make the element lithium. Rather, over time, stars consume their lithium supply that was originally created during the Big Bang that gave birth to our universe.
Astronomy
Oct 25, 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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(Phys.org)—Researchers at the Spallation Neutron Source BASIS beam line at the Department of Energy's Oak Ridge National Laboratory have successfully developed a method to study biomolecules (proteins) at temperatures far ...
Materials Science
Sep 14, 2012
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