Cancer, food pathogens and biosecurity threats can all be detected using a sensing technique called surface enhanced Raman spectroscopy (SERS). To meet ever-increasing demands in sensitivity, however, signals from molecules ...
Nanomaterials
Oct 10, 2012
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In modern telecommunications, light carries digital information over kilometers within seconds. Adapted optical materials control the light signals. In the Advanced Functional Materials journal, researchers from Berlin, Louvain, ...
Materials Science
Oct 5, 2012
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On behalf of European Space Agency (ESA), Thales Alenia Space, SINTEF and Terma are now completing a study identifying alternatives to the cameras currently deployed on spacecrafts and space rovers.
Space Exploration
Oct 4, 2012
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(Phys.org)—A team of scientists and engineers at the University of Minnesota has invented a unique microscale optical device that could greatly increase the speed of downloading information online and reduce the cost of ...
Optics & Photonics
Oct 2, 2012
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Within optical microchips, light finds its way through channels, waveguides, made of silicon. Light from a glass fiber, for example, is led through a structure of optical channels with splitters and couplers. Silicon is the ...
Optics & Photonics
Sep 21, 2012
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(Phys.org)—The eye, whether in humans or other animals, is truly one of nature's most sophisticated advancements, able to convert light into signals the brain can interpret as imagery, all in real time. Most of the actual ...
(Phys.org) -- Today, NASA's Mars rover Curiosity fired its laser for the first time on Mars, using the beam from a science instrument to interrogate a fist-size rock called "Coronation."
Space Exploration
Aug 20, 2012
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(Phys.org) -- Most devices that amplify light suffer from the same problem: making the image brighter also adds muddying distortion. Scientists working at the National Institute of Standards and Technology have demonstrated ...
Optics & Photonics
Aug 9, 2012
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Light is not only the source of a plant's energy, but also an environmental signal that instructs the growth behavior of plants. As a result, a plant's sensitivity to light is of great interest to scientists and their research ...
Cell & Microbiology
Jul 22, 2012
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(Phys.org) -- Astronomers in Australia have reported on their findings in their paper posted on the preprint server arXiv, regarding their use of Very Long Baseline Interferometry (VLBI) to study radio signals emitted from ...
