Surfaces with photo-catalytic characteristics clean the air off nitrogen oxides and other health-endangering substances. Using a new test procedure, Fraunhofer researchers can find out how the coatings behave during a long-term ...
Engineering
Dec 20, 2012
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Sweet sorghum is primarily grown in the United States as a source of sugar for syrup and molasses. But the sturdy grass has other attributes that could make it uniquely suited to production as a bioenergy crop, U.S. Department ...
Biotechnology
Sep 17, 2012
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(Phys.org) -- A computer model that can identify the best molecular candidates for removing carbon dioxide, molecular nitrogen and other greenhouse gases from power plant flues has been developed by researchers with the U.S. ...
Materials Science
Aug 21, 2012
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(Phys.org) -- To crack hydrogen molecules and free the electrons, scientists at Pacific Northwest National Laboratory built nature-inspired molecules that get the job done. These designer molecules, or catalysts, rely on ...
Materials Science
Jul 18, 2012
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(PhysOrg.com) -- A faint, infrared glow above the winter poles of Mars is giving new insights into seasonal changes in the planet's atmospheric circulation. The tell-tale night emission was first detected in 2004 in observations ...
Space Exploration
Apr 4, 2012
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Before wastewater reaches recipient waters, nutrients must be removed in order to avoid eutrophication and large algal blooms, which may result in serious damage to animal and plant life. Robert Almstrand at the University ...
Environment
Mar 5, 2012
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(PhysOrg.com) -- When studying an atom's ability to attract nearby electrons, scientists rely on electronegativity scales, which describe each atom's ability to pull in these negatively charged particles. But what about pseudo-atoms, ...
Materials Science
Jan 6, 2012
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Researchers at the University of Pittsburgh have invented a new type of electronic switch that performs electronic logic functions within a single molecule. The incorporation of such single-molecule elements could enable ...
Nanophysics
Dec 1, 2011
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The anaerobic oxidation of ammonia (anammox) is an important pathway in the nitrogen cycle that was only discovered in the 1980s. Currently, scientists estimate that about 50 percent of the nitrogen in the atmosphere is forged ...
Cell & Microbiology
Oct 5, 2011
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As it turns out, humans aren't the only organisms that turn to caffeine for a pick-me-up. University of Iowa scientists have identified four different bacteria that actually can live on caffeine.
Cell & Microbiology
Jun 7, 2011
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