News tagged with optical 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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Computing the best high-resolution 3-D tissue images
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 ...
Apr 23, 2012 |
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Novel U. of Colorado 3D super-resolution imaging technology to be developed by Boulder company
Double Helix LLC of Boulder and the University of Colorado have completed an exclusive option agreement to allow Double Helix to develop a novel technique for 3D super-resolution imaging.
Chemistry / Analytical Chemistry
Mar 16, 2012 |
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New dye could open the door to in vivo applications of fluorescence anisotropy
(PhysOrg.com) -- US scientists have synthesized a polymethine dye that can be used for fluorescence anisotropy imaging in the near-infrared (NIR) spectral range, making new in vivo applications of this technique ...
Chemistry / Analytical Chemistry
Feb 17, 2012 |
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Development of world’s first functional polymer nanowire fabrication technology by pulsed laser irradiation
Japanese researchers selectively grew polymer nanowires using only irradiation with a pulsed laser, in a region limited to the area of irradiation. They also succeeded in imparting diverse functionalities ...
Nanotechnology / Nanomaterials
Jan 05, 2012 |
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'Reversing the problem' clarifies molecular structure
Optical techniques enable us to examine single molecules, but do we really understand what we are seeing? After all, the fuzziness caused by effects such as light interference makes these images very difficult to interpret. ...
Dec 23, 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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Stars help to track space junk
A team of researchers from the Royal Institute and Observatory of the Navy (ROA) in Cadiz (Spain) has developed a method to track the movement of geostationary objects using the position of the stars, which ...
Space & Earth / Space Exploration
May 27, 2011 |
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Study unlocks secrets of plague with stunning new imaging techniques
(PhysOrg.com) -- Researchers at Sandia National Laboratories have developed a super-resolution microscopy technique that is answering long-held questions about exactly how and why a cell's defenses fail against ...
Chemistry / Analytical Chemistry
May 16, 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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Rapid, high-definition chemistry with new imaging technique
With intensity a million times brighter than sunlight, a new synchrotron-based imaging technique offers high-resolution pictures of the molecular composition of tissues with unprecedented speed and quality. ...
Chemistry / Analytical Chemistry
Mar 20, 2011 |
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LIDAR applications in coastal morphology and hazard assessment
Southampton scientists along with colleagues in New Zealand have used a sophisticated optical mapping technique to identify and accurately measure changes in coastal morphology following a catastrophic series ...
Space & Earth / Earth Sciences
Nov 23, 2010 |
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Early lung cancer detection
Researchers from Northwestern University and NorthShore University HealthSystem (NorthShore) have developed a method to detect early signs of lung cancer by examining cheek cells in humans using pioneering biophotonics technology.
Oct 05, 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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A revolutionary breakthrough in terahertz remote sensing
(PhysOrg.com) -- A major breakthrough in remote wave sensing by a team of Rensselaer Polytechnic Institute researchers opens the way for detecting hidden explosives, chemical, biological agents and illegal ...
Jul 11, 2010 |
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