(Phys.org)—From petroleum refining to food processing, the vast majority of commercial chemical applications involve catalysts to control the rate of chemical reactions. Anything that can increase the efficiency ...
Dec 17, 2012
4.9 / 5 (16)
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(Phys.org)—Of the many microbes that – like almost all life – require iron, some live in iron-limited environments. What to do? Secrete siderophores, of course: small, high-affinity iron chelating compounds ...
Dec 13, 2012
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(Phys.org)—With downscaling as one of the main pursuits in electronics research today, scientists and engineers are developing a variety of miniaturization strategies, from those involving powerful microscopes ...
Dec 12, 2012
5 / 5 (8)
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(Phys.org)—Magnetism may be one of the most fundamental concepts in physics, but under the surface, magnetism holds complex secrets that scientists are still trying to unravel. One of these areas involves ...
Dec 10, 2012
5 / 5 (6)
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(Phys.org)—Using a photon fission process, physicists have split a single photon into a pair of daughter photons and then split one of the daughter photons into a pair of granddaughters to create a total ...
Dec 06, 2012
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(Phys.org)—As physicists work on miniaturizing devices, they will eventually run into the ultimate limit: the atom. A fundamental question in this area is whether it's even possible to scale down a macroscale ...
Nov 30, 2012
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(Phys.org)—One of the challenges of understanding the complex behavior of animals is to relate the behavior to the complex processes occurring within the brain. So far, neural models have not been able ...
Nov 30, 2012
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(Phys.org)—While some advanced humanoid robots already look eerily lifelike, robots in the future may actually become partly alive. Currently, researchers are working on integrating living cells and other ...
Nov 29, 2012
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(Phys.org)—In order to meet the growing demand for small-scale, low-power computing, researchers have been aggressively downscaling silicon-based computing components. These components include transistors ...
Nov 21, 2012
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(Phys.org)—The idea of harvesting ambient energy from the environment that would otherwise not be purposefully used is, in theory, a great way to produce green, renewable energy. But the biggest problem ...
Nov 20, 2012
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(Phys.org)—One of the key components of quantum communication is quantum teleportation, a technique used to transfer quantum states to distant locations without actual transmission of the physical carriers. ...
Nov 19, 2012
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(Phys.org)—Time marches relentlessly forward for you and me; watch a movie in reverse, and you'll quickly see something is amiss. But from the point of view of a single, isolated particle, the passage of ...
Nov 19, 2012
4.8 / 5 (46)
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(Phys.org)—When Ovadia Lev, Professor of Environmental Chemistry and Health at The Hebrew University of Jerusalem, and his research team developed a new coating technology a few years ago, they thought ...
Nov 15, 2012
4.9 / 5 (64)
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(Phys.org)—Photosynthesis, cellular respiration and many other biological processes have something in common: long-range electron transfer (ET), the simplest known chemical reaction that is known to occur ...
Nov 13, 2012
5 / 5 (2)
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