Graphene and related materials hold promise for the future of electrochemical sensors—detectors that measure the concentration of oxygen, toxic gases, and other substances—but many applications require greater sensitivity ...
Nanophysics
Jan 17, 2013
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Transition metal oxides are known for their interesting properties, including high-temperature superconductivity and resistance that can be tuned with a magnetic field. Researchers have mainly focused on oxides made from ...
General Physics
Dec 7, 2012
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(Phys.org)—Materials scientists have developed a simple, robust way to fabricate carbon-free and polymer-free, lightweight colloidal films for lithium-ion battery electrodes, which could greatly improve battery performance.
Nanomaterials
Nov 1, 2012
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A new type of nanoscale molecular trap makes it possible for industry to store large amounts of hydrogen in small fuel cells or capture, compact and remove volatile radioactive gas from spent nuclear fuel in an affordable, ...
Nanomaterials
Nov 1, 2012
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(Phys.org) -- By expanding and rearranging certain connections, a rare molecule packs in two different metals, not just one, according to scientists at Pacific Northwest National Laboratory. This captivating molecule, a metal ...
Materials Science
Jul 23, 2012
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(Phys.org) -- Batteries have come a long way since Alessandro Volta first discovered in 1800 that two unlike metals, when separated by an acidic solution, could produce an electric current. In their evolution, batteries have ...
Energy & Green Tech
Jul 19, 2012
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Structure and function are intimately linked, but do not necessarily predict the other. For example, x-ray crystallography provides 3D atomic structural information about biological macromolecules but does not define important ...
Biochemistry
Jun 29, 2012
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To modify a metal surface at the scale of atoms and molecules — for instance to refine the wiring in computer chips or the reflective silver in optical components — manufacturers shower it with ions. While the process ...
Nanophysics
May 23, 2012
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(Phys.org) -- A team of University of California, San Diego researchers has made new discoveries about a copper-transporting protein in the membranes of human cells that drug-discovery scientists can co-opt for the development ...
Biochemistry
May 17, 2012
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(PhysOrg.com) -- Anyone who thinks amalgams are limited to tooth fillings is missing something: Amalgams, which are alloys of mercury and other metals, have been used for over 2500 years in the production of jewelry and for ...
Nanomaterials
Feb 16, 2012
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