(PhysOrg.com) -- When light passes through materials that we consider opaque, such as paint, biological tissue, fabric and paper, it is scattered in such a complex way that an image does not come through. ...
Mar 18, 2010
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Light readily bounces off obstacles in its path. Some of these reflections are captured by our eyes, thus participating in the visual perception of the objects around us. In contrast to this usual behavior ...
Oct 08, 2009
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Light does not travel at the same speed in all directions under the effect of an electromagnetic field. Although predicted by theory, this counter-intuitive effect has for the first time been demonstrated ...
May 13, 2011
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(Phys.org) -- One of the main sticking points to creating a true quantum computer capable of performing meaningful work, is the problem of storing quantum state information in memory. Recent efforts have resulted in highly ...
May 30, 2012
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(Phys.org)—Researchers at the Niels Bohr Institute have demonstrated that photons (light particles) emitted from light sources embedded in a complex and disordered structure are able to mutually coordinate ...
Dec 20, 2012
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(PhysOrg.com) -- One company already has licensed the technology from the UA, and patents are pending to meet growing computer industry demand for the error-correction algorithm developed by Bane Vasic.
Oct 25, 2010
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(Phys.org)—Crime can happen anywhere, but it usually doesn't. Researchers have noticed that criminal activity seems to be concentrated in self-perpetuating hotspots. Crime leads to more crime. Then, from ...
Feb 04, 2013
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Researchers at Northwestern University have created a new kind of cloaking material that can render objects invisible in the terahertz range.
Sep 02, 2011
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(PhysOrg.com) -- A team of researchers have devised a means for observing the speed with which quasiparticles can travel through an optical lattice. The experiment performed at the Max-Planck-Institut für ...
Jan 26, 2012
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A couple years ago, researchers introduced a new material that they said could make any object invisible to both radar and the human eye. Invisibility cloaking would have a major impact on defense technology, they explained, ...
Mar 05, 2013
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A University at Buffalo-led research team has developed a mathematical framework that could one day form the basis of technologies that turn road vibrations, airport runway noise and other "junk" energy into ...
Jul 20, 2011
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The irradiation of a metal surface with light or electrons can result in the formation of coherent electronic oscillations called surface plasmons, an effect ideal for applications such as optical communications ...
Jun 10, 2011
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(PhysOrg.com) -- The next generation of communications systems could be built with a sewing machine.
Aug 22, 2011
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(PhysOrg.com) -- In a globalized world, infectious diseases such as SARS, swine flu or seasonal influenza can be transmitted over the entire planet by travellers. To enable a more effective response to this ...
Aug 31, 2011
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Researchers in Spain have investigated the temporal patterns of human communication and how the latter impacts the spread of information in social networks. The results, published in the journal Physical Re ...
Sep 14, 2011
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