News tagged with optics express
Physicists store short movies in an atomic vapor
The storage of light-encoded messages on film and compact disks and as holograms is ubiquitous---grocery scanners, Netflix disks, credit-card images are just a few examples. And now light signals can be stored ...
May 29, 2012 |
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Detecting malaria early to save lives: New optical technique promises rapid and accurate diagnosis
Correctly and quickly diagnosing malaria is essential for effective and life-saving treatment. But rapid detection, particularly in remote areas, is not always possible because current methods are time-consuming ...
Apr 18, 2012 |
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Researchers shedding new light on neural imaging research
Neural imaging—maps of brain functions—is a primary tool used by researchers hoping to transform the lives of people living with chronic neurological conditions such as epilepsy. At present, researchers often require ...
Apr 02, 2012 |
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NTT develops current-injection photonic-crystal laser
Nippon Telegraph and Telephone Corporation has developed an current-injection photonic-crystal laser with ultralow power consumption that can be applied to off-chip and on-chip optical data transmission for ...
Feb 14, 2012 |
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Flipping a light switch in the cell: Quantum dots used for targeted neural activation
By harnessing quantum dots—tiny light-emitting semiconductor particles a few billionths of a meter across—researchers at the University of Washington (UW) have developed a new and vastly more targeted ...
Feb 08, 2012 |
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Scientists use laser imaging to assess safety of zinc oxide nanoparticles in sunscreen
Ultra-tiny zinc oxide (ZnO) particles with dimensions less than one-ten-millionth of a meter are among the ingredients list of some commercially available sunscreen products, raising concerns about whether ...
Nanotechnology / Bio & Medicine
Nov 30, 2011 |
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Researchers' new recipe cooks up better tissue 'phantoms'
The precise blending of tiny particles and multicolor dyes transforms gelatin into a realistic surrogate for human tissue. These tissue mimics, known as "phantoms," provide an accurate proving ground for new photoacoustic ...
Nov 30, 2011 |
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A smarter way to make ultraviolet light beams
Existing coherent ultraviolet light sources are power hungry, bulky and expensive. University of Michigan researchers have found a better way to build compact ultraviolet sources with low power consumption ...
Nov 29, 2011 |
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Manufacturing microscale medical devices for faster tissue engineering
In the emerging field of tissue engineering, scientists encourage cells to grow on carefully designed support scaffolds. The ultimate goal is to create living structures that might one day be used to replace ...
Nov 02, 2011 |
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Physicists develop a method of detecting counterfeit whiskey using spectroscopy
(PhysOrg.com) -- Physicists Praveen Ashok, Bavishna Praveen, and K. Dholakia working together at the University of St Andrews in Scotland have developed a method for testing whiskey for authenticity using ...
Nov 02, 2011 |
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Fast new method for mapping blood vessels may aid cancer research
Like normal tissue, tumors thrive on nutrients carried to them by the blood stream. The rapid growth of new blood vessels is a hallmark of cancer, and studies have shown that preventing blood vessel growth ...
Oct 31, 2011 |
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World's first tunable broadband RF device emerges
A team of researchers from the Universitat Politecnica de Valencia's iTEAM in Spain has created the first, tunable broadband radio frequency (RF) photonic phase shifter. Because it is based on a single semiconductor element, ...
Oct 04, 2011 |
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Researchers study Terahertz radiation's impact on cellular function and gene expression
Terahertz (THz) technologies show promise for myriad medical, military, security, and research applications ranging from the detection of cancer to airport security systems to shipment inspection to spectroscopy. Relatively ...
Sep 13, 2011 |
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Faster diagnostics through cheap, ultra-portable blood testing
Blood tests are important diagnostic tools. They accurately tease-out vanishingly small concentrations of proteins and other molecules that help give a picture of overall health or signal the presence of specific ...
Sep 01, 2011 |
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New magnetic imaging technique heralds advance in spintronics
Impressive results from experiments at Diamond Light Source on magnetic lensless imaging by Fourier transform holography using extended references have been published today in Optics Express, the journal of the ...
Aug 11, 2011 |
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Optics Express
Optics Express is a peer-reviewed rapid-publication scientific, electronic journal published by the Optical Society of America. It reports on all fields of optical science and technology. The journal is free. The costs are paid by the authors of the published articles.
For more information about Optics Express, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
