News tagged with laser technique
A new generation of acoustic measurements
NPL scientists have made the first measurements of airborne acoustic free-field pressures using a laser technique based on photon correlation spectroscopy.
May 29, 2012 |
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'Label-free' imaging tool tracks nanotubes in cells, blood for biomedical research
(PhysOrg.com) -- Researchers have demonstrated a new imaging tool for tracking structures called carbon nanotubes in living cells and the bloodstream, which could aid efforts to perfect their use in biomedical ...
Nanotechnology / Bio & Medicine
Dec 05, 2011 |
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Under pressure: Ramp-compression smashes record
In the first university-based planetary science experiment at the National Ignition Facility (NIF), researchers have gradually compressed a diamond sample to a record pressure of 50 megabars (50 million times ...
Nov 11, 2011 |
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Scientists demonstrate the power of optical forces in blood cell identification
(PhysOrg.com) -- U.S. Naval Research Laboratory researchers Dr. Sean J. Hart, Dr. Colin G. Hebert and Mr. Alex Terray have developed a laser-based analysis method that can detect optical pressure differences ...
Chemistry / Analytical Chemistry
Oct 12, 2011 |
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Researchers pioneer novel technique to make plasmonic nanogap arrays
In the quest to exploit unique properties at the nanoscale, scientists at Stevens Institute of Technology have developed a novel technique for creating uniform arrays of metallic nanostructures. A team of faculty and students ...
Sep 06, 2011 |
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Organic electronic devices could be printed on ordinary CDs and DVDs
(PhysOrg.com) -- Organic electronics – those that involve carbon-based conductors instead of the traditional copper or silicon – have a number of advantages over metal electronics, including their ...
Sep 02, 2011 |
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Near-infrared imaging system shows promise as future pancreatic cancer diagnostic tool
A team of researchers from four Boston-area institutions led by Nicusor Iftimia from Physical Sciences, Inc. has demonstrated for the first time that optical coherence tomography (OCT), a high resolution optical ...
Aug 17, 2011 |
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New forensic laser technique for hair analysis can reveal historical data
(PhysOrg.com) -- Using a new laser technique, Jim Moran and his colleagues at Pacific Northwest National Laboratory, have devised a method of separating out the parts of hair samples that can reveal details ...
Chemistry / Analytical Chemistry
Apr 29, 2011 |
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Breakthrough in ultra-sensitive sensor technology
Princeton researchers have invented an extremely sensitive sensor that opens up new ways to detect a wide range of substances, from tell-tale signs of cancer to hidden explosives.
Mar 21, 2011 |
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New laser technique opens doors for drug discovery
A new laser technique has demonstrated that it can measure the interactions between proteins tangled in a cell's membrane and a variety of other biological molecules. These extremely difficult measurements ...
Mar 15, 2011 |
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Ultra fast photodetectors out of carbon nanotubes
Single-walled carbon nanotubes are promising building blocks for future optoelectronic devices. But conventional electronic measurements were not able to resolve the ultra fast optoelectronic dynamics of the ...
Mar 07, 2011 |
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MABEL flies her maiden voyage
Flying at the edge of space, a pilot wearing high-altitude flight gear maneuvered the ER-2 aircraft last month over the California desert. At 12 miles above the ground the temperature outside had plummeted ...
Space & Earth / Earth Sciences
Jan 25, 2011 |
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Next Mars rover to zap rocks with powerful laser
A rock-zapping laser instrument on NASA's next Mars rover has roots in a demonstration that Roger Wiens saw 13 years ago in a colleague's room at Los Alamos National Laboratory in New Mexico.
Space & Earth / Space Exploration
Dec 23, 2010 |
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Near-scarless surgery on its way thanks to novel laser technique
Researchers at U of T and the Hospital for Sick Children (SickKids) have developed a novel laser technique that could allow surgeons to cut tissue with more precision than ever before, significantly reducing recovery times ...
Medicine & Health / Medical research
Oct 18, 2010 |
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Laser spectroscopy exposes organization of water molecules under model membrane surfaces
The behavior of water molecules as they contact biological substances has long puzzled scientists. The first few layers of interfacial water can display complex arrangements that distinctly influence biochemical ...
Chemistry / Analytical Chemistry
Sep 27, 2010 |
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