Research at Lawrence Berkeley National Laboratory's Advanced Light Source promises four-bit magnetic cells instead of the two-bit magnetic domains of standard magnetic memories. Magnetic vortices are whirlpools ...
12 hours ago
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The rise of the internet and the move from paper to digital information has driven a need for large-volume electronic data storage. Maria Yu Lin and her co‐workers at the A*STAR Data Storage Institute, ...
May 08, 2013
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A handheld diagnostic device that Massachusetts General Hospital (MGH) investigators first developed to diagnose cancer has been adapted to rapidly diagnose tuberculosis (TB) and other important infectious ...
May 05, 2013
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In science, many of the most interesting events occur at a scale far smaller than the unaided human eye can see. Medical researchers might realize a range of breakthroughs if they could look deep inside living ...
May 03, 2013
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(Phys.org) —While the natural world is replete with compounds that form the basis of many disease-fighting pharmaceuticals, it is also the case that humans and other mammals produce their own host-defense ...
Apr 30, 2013
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(Phys.org) —Every year millions of birds make heroic migratory journeys across oceans and continents guided by the Earth's magnetic field. How they detect those magnetic fields has puzzled scientists for ...
Apr 26, 2013
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(Phys.org) —Researchers have married two biological imaging technologies, creating a new way to learn how good cells go bad.
Apr 25, 2013
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(Phys.org) —A team of researchers from the Royal Institute of Technology, Stockholm, the University of Maryland, and the NIST Center for Nanoscale Science and Technology have measured large variations in ...
Mar 28, 2013
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Using a highly sensitive method of measurement, HZB physicists have managed to localize defects in amorphous/crystalline silicon heterojunction solar cells. Now, for the first time ever, using computer simulations ...
Mar 27, 2013
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Lucas Portelli, a doctoral student in the University of Colorado Boulder's Department of Electrical, Computer and Energy Engineering, wanted to know how electromagnetic fields affect living things.
Mar 18, 2013
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(Phys.org)—Electromagnetic devices, from power drills to smart-phones, require an electric current to create the magnetic fields that allow them to function. But with smaller devices, efficiently delivering ...
Feb 25, 2013
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Magnetic resonance imaging (MRI) reveals details of living tissues, diseased organs and tumors inside the body without x-rays or surgery. What if the same technology could peer down to the level of atoms? ...
Feb 13, 2013
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X-ray microscopy requires radiation of extremely high quality. In order to obtain sharp images instrument and sample must stay absolutely immobile even at the nanometer scale during the recording. Researchers ...
Feb 06, 2013
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Researchers at Johns Hopkins have devised a way to detect whether cells previously transplanted into a living animal are alive or dead, an innovation they say is likely to speed the development of cell replacement ...
Feb 05, 2013
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(Phys.org)—The way electrons move within and between molecules, transferring energy as they go, plays an important role in many chemical and biological processes, such as the conversion of sunlight to energy ...
Jan 31, 2013
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