Real-time, 3-D microscopic tissue imaging could be a revolution for medical fields such as cancer diagnosis, minimally invasive surgery and ophthalmology. University of Illinois researchers have developed a technique to computationally ...
General Physics
Apr 23, 2012
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Even the smallest quantity of Salmonella may, in the future, be easily detected with a technology known as SERS, short for "surface-enhanced Raman scattering." U.S. Department of Agriculture (USDA) scientist Bosoon Park at ...
Cell & Microbiology
Apr 10, 2012
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(Phys.org) -- Polarized light is a familiar phenomenon, as people who prefer polarized sunglasses can testify. The electric field in a beam of light can vibrate either left-right or up-down, and the scattering or reflection ...
Astronomy
Apr 9, 2012
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(PhysOrg.com) -- Gregg Gallatin, a researcher at the NIST Center for Nanoscale Science and Technology, has shown that combining a nineteenth century flux theorem with an eighteenth century mathematical operation provides ...
Mathematics
Mar 15, 2012
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A new theory developed by Prof Gerrit van der Laan, from the Science & Technology Facilities Council (STFC) and Diamond Light Source, and published this week in the journal Physical Review Letters, provides a powerful sum ...
General Physics
Feb 15, 2012
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(PhysOrg.com) -- What does a proton look like? The common answer to this question is that protons are much too small to scatter light, and since light is necessary for us to see things, protons do not “look” like ...
Applications of the technology include the ability to label genuine brand products with a technical solution that is difficult to counterfeit. Printers can reduce the use of inks with this method, and advertising agencies ...
Engineering
Nov 11, 2011
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Fifteen small sundew plants perch on a window sill, collecting sunlight and eating meat in the lab of Mingjun Zhang on the University of Tennessee's Knoxville campus. Sundew plants are carnivores, consuming insects by capturing ...
Bio & Medicine
Oct 18, 2011
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(PhysOrg.com) -- They look like 2-by-4s, but the materials being created in a Rice University lab are more suited to construction with light.
Nanophysics
Oct 14, 2011
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After demonstrating that light accurately detected pre-cancerous cells in the lining of the esophagus, Duke University bioengineers turned their technology to the colon and have achieved similar results in a series of preliminary ...
Biochemistry
Oct 11, 2011
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