 Physicists Transmit Light through Opaque Materials August 18, 2008 | User rating: 4.7 / 5 after 45 vote(s)
| User comments: 6
No matter how thick an opaque "scattering material" is, physicists have shown how to weave light through tiny open channels in the material, so that the light passes through on the other side. | |
New immunization strategy could halve the doses for stopping computer virus spreading August 18, 2008 | User rating: 3.9 / 5 after 23 vote(s)
| User comments: 4
Researchers have developed a new immunization strategy that requires up to 50% fewer immunization doses compared with the current most efficient strategy. The new strategy could be used to prevent the spread of human epidemics ... | |
New Speed Record for Magnetic Memories August 18, 2008 | User rating: 4.6 / 5 after 22 vote(s)
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(PhysOrg.com) -- An experiment carried out at the Physikalisch-Technische Bundesanstalt (PTB) has realized spin torque switching of a nanomagnet as fast as the fundamental speed limit allows. Using this so-called ballistic ... | |
 Toward Plastic Spin Transistors August 17, 2008 | User rating: 4.3 / 5 after 27 vote(s)
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(PhysOrg.com) -- University of Utah physicists successfully controlled an electrical current using the "spin" within electrons – a step toward building an organic "spin transistor": a plastic semiconductor ... | |
 Ames lab physicist develops 'electrifying' theory on superconducting fault-current limiters August 16, 2008 | User rating: 4.5 / 5 after 19 vote(s)
| User comments: 4
(PhysOrg.com) -- John R. Clem, a physicist at the U.S. Department of Energy's Ames Laboratory, has developed a theory that will help build future superconducting alternating-current fault-current limiters ... | |
 Physicists Seek Answers to Quantum Correlations August 14, 2008 | User rating: 4.6 / 5 after 124 vote(s)
| User comments: 41
After performing multiple tests on two entangled photons, physicists have yet again found that the photons seem to be communicating faster than the speed of light - at least 100,000 times faster. The researchers ... | |
Searching for a single-electron source of standard quantized current August 14, 2008 | User rating: 4.4 / 5 after 23 vote(s)
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(PhysOrg.com) -- “More than fifteen years ago, efforts were made to come to some kind of practical and standard realization of single-electron sources of quantized current. However, it was too difficult to combine the wanted ... | |
New theory for latest high-temperature superconductors August 13, 2008 | User rating: 4.1 / 5 after 45 vote(s)
| User comments: 1
Physicists from Rice and Rutgers universities have published a new theory that explains some of the complex electronic and magnetic properties of iron "pnictides." In a series of startling discoveries this spring, pnictides ... | |
 'Top Secret' Technology To Help U.S. Swimmers Trim Times at Beijing Olympics August 12, 2008 | User rating: 3.7 / 5 after 23 vote(s)
| User comments: 1
(PhysOrg.com) -- Milliseconds can mean the difference between triumph and defeat in the world of Olympic sports, leading more trainers and athletes to look toward technology as a tool to get an edge on the ... | |
 Evolution as Described by the Second Law of Thermodynamics August 11, 2008 | User rating: 4.2 / 5 after 105 vote(s)
| User comments: 29
(PhysOrg.com) -- Often, physics and biology appear as different worlds, from a scientist’s point of view. Each discipline has its own language and concepts, and physicists and biologists tend to look at the ... | |
 Invisibility cloak now within sight: scientists (Update 2) August 11, 2008 | User rating: 4.5 / 5 after 84 vote(s)
| User comments: 15
(PhysOrg.com) -- Scientists at the University of California, Berkeley, have for the first time engineered 3-D materials that can reverse the natural direction of visible and near-infrared light, a development ... | |
Practical Cloaking Devices On The Horizon? August 10, 2008 | User rating: 4.5 / 5 after 32 vote(s)
| User comments: 2
(PhysOrg.com) -- Invisibility cloaks get a step closer to realization, with the demonstration of a new material that can bend (visible) light the 'wrong' way for the first time in three dimensions. | |
Forum features update on next-generation particle accelerator August 08, 2008 | User rating: 4.4 / 5 after 8 vote(s)
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The particle accelerator known as the Energy Recovery Linac (ERL) -- now in planning stages at Cornell -- would open doors to new research in fields from materials science to biochemistry, said Georg Hoffstaetter in a lecture ... | |
Compressor-free refrigerator may loom in the future August 07, 2008 | User rating: 4.5 / 5 after 68 vote(s)
| User comments: 22
Refrigerators and other cooling devices may one day lose their compressors and coils of piping and become solid state, according to Penn State researchers who are investigating electrically induced heat effects of some ferroelectric ... | |
 Now That's Cool: Engineers Out to Thaw the Mysteries of Ice August 07, 2008 | User rating: 4.1 / 5 after 24 vote(s)
| User comments: 4
(PhysOrg.com) -- "Ye canna change the laws of physics!" Scotty warned Captain Kirk on Star Trek. But engineers and physicists at the University of Maryland may rewrite one of them. | |
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