News tagged with effect
Rational design can improve hydrogen fuel cell efficiency
(PhysOrg.com) -- Hydrogen fuel cells, in which the chemical energy of hydrogen is converted into electricity, offer the potential for a wide variety of applications, especially in transportation and power ...
Feb 29, 2012 |
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Study supports role of quantum effects in photosynthesis
(PhysOrg.com) -- Until a few years ago, photosynthesis seemed to be a straightforward and well-understood process in which plants and other organisms use sunlight to convert carbon dioxide and water into sugars, ...
Jan 25, 2012 |
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Light control technique could lead to tunable lighting and displays
(PhysOrg.com) -- Over the past several years, organic light-emitting diodes (OLEDs) have become a popular light source due to their advantages including bright displays, wide viewing angles, and the ability ...
Jan 11, 2012 |
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Researchers use Doppler Effect for computer gesture control
(Phys.org) -- Researchers from Microsoft and the University of Washington have together created a system whereby a computer user can use hand gestures to instigate a limited set of computer commands such as ...
Technology / Computer Sciences
May 07, 2012 |
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Astronomers map dark matter distribution in 3D in Abell 383 galaxy cluster
(PhysOrg.com) -- Two teams of astronomers have used data from NASA's Chandra X-ray Observatory and other telescopes to map the distribution of dark matter in a galaxy cluster known as Abell 383, which is located ...
Mar 14, 2012 |
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Speeding up drug discovery with rapid 3-D mapping of proteins
A new method for rapidly solving the three-dimensional structures of a special group of proteins, known as integral membrane proteins, may speed drug discovery by providing scientists with precise targets ...
5 hours ago |
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Asteroid nudged by sunlight: Most precise measurement of Yarkovsky effect
Scientists on NASA's asteroid sample return mission, Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer (OSIRIS-REx), have measured the orbit of their destination asteroid, ...
Space & Earth / Space Exploration
May 24, 2012 |
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Social status promotes faster wound healing in wild baboons
Turns out it's not bad being top dog, or in this case, top baboon.
May 21, 2012 |
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SBU researchers discover significant water anomaly
(Phys.org) -- A team of researchers from the Stony Brook University Department of Physics & Astronomy along with colleagues from the Department of Condensed Matter Physics at Universidad Autónoma de Madrid ...
May 10, 2012 |
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Researchers demonstrate new way to control nonvolatile magnetic memory devices
(Phys.org) -- Cornell researchers have demonstrated a new strategy for making energy- efficient, reliable nonvolatile magnetic memory devices -- which retain information without electric power.
May 07, 2012 |
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Arctic Ocean could be source of greenhouse gas: study
(Phys.org) -- The fragile and rapidly changing Arctic region is home to large reservoirs of methane, a potent greenhouse gas. As Earth's climate warms, the methane, frozen in reservoirs stored in Arctic tundra ...
Space & Earth / Earth Sciences
Apr 22, 2012 |
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Ultra-sensitive electrical biosensor unlocks potential for instant diagnostic devices
A new quantum mechanical-based biosensor designed by a team at University of California, Santa Barbara offers tremendous potential for detecting biomolecules at ultra-low concentrations, from instant point-of-care ...
Apr 17, 2012 |
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Promiscuous queen bees maintain genetic diversity
By mating with nearly 100 males, queen bees on isolated islands avoid inbreeding and keep colonies healthy.
Apr 16, 2012 |
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ALMA reveals workings of nearby planetary system
A new observatory still under construction has given astronomers a major breakthrough in understanding a nearby planetary system that can provide valuable clues about how such systems form and evolve. The ...
Apr 12, 2012 |
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Tackle fungal forces to save crops, forests and endangered animals, scientists say
More than 600 million people could be fed each year by halting the spread of fungal diseases in the world's five most important crops, according to research published today in the journal Nature.
Apr 11, 2012 |
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