For decades, polymer scientists and synthetic chemists working to improve the power conversion efficiency of organic solar cells were hampered by the inherent drawbacks of commonly used metal electrodes, including their instability ...
Energy & Green Tech
Sep 18, 2014
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(Phys.org) —Researchers from the FOM Foundation, the University of Groningen, Delft University of Technology and Tohoku University in Japan have designed a miniscule cooling element that uses spin waves to transport heat ...
Nanophysics
Jul 8, 2014
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Bacteria love to colonize surfaces inside your body, but they have a hard time getting past your rugged, salty skin. Surgeries to implant medical devices often give such bacteria the opportunity needed to gain entry into ...
Bio & Medicine
Jul 1, 2014
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Researchers at Umea University have found that carbon dioxide, in its ionic form bicarbonate, has a regulating function in the splitting of water in photosynthesis. This means that carbon dioxide has an additional role to ...
Materials Science
Apr 14, 2014
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One of graphene's most sought-after properties is its high conductivity. Argentinian and Brazilian physicists have now successfully calculated the conditions of the transport, or conductance mechanisms, in graphene nanoribbons. ...
Nanophysics
Apr 8, 2014
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(Phys.org) —Sulfate-reducing bacteria are common in oxygen-deprived habitats, and they can have harmful industrial and health effects as well as beneficial environmental effects. This study examines the biochemical pathways ...
Cell & Microbiology
Mar 20, 2014
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Allowing airline passengers to make cellphone calls in-flight is asking for trouble, lawmakers said Tuesday as a House panel approved a bill to ban such calls.
Telecom
Feb 11, 2014
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Using electrons more like photons could provide the foundation for a new type of electronic device that would capitalize on the ability of graphene to carry electrons with almost no resistance even at room temperature – ...
Nanophysics
Feb 5, 2014
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Transistors are one of the most important devices in electronics and lie at the heart of modern computing. The progressive miniaturization of transistors is rapidly approaching the atomic scale, where even the tiniest imperfection ...
Nanophysics
Dec 20, 2013
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For all the promise of graphene as a material for next-generation electronics and quantum computing, scientists still don't know enough about this high-performance conductor to effectively control an electric current.
Nanomaterials
Nov 21, 2013
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