Summaries | Headlines

New Quantum Key System Combines Speed, Distance (June 11, 2007) -- Researchers have built a prototype high-speed quantum key distribution system, based on a new detector system that achieves dramatically lower noise levels than similar ... > full story

'Quantum Keys' Sent 200 Kilometers: New Long-distance Record (June 3, 2007) -- Particles of light serving as "quantum keys" -- the latest in encryption technology -- have been sent over a record-setting 200-kilometer fiber-optic link by scientists. The experiment, using mostly ... > full story

New Method For Making Improved Radiation Detectors (June 1, 2007) -- Scientists have devised ways to improve the performance of radiation detectors, such as those used by law enforcement agencies to locate and identify radioactive ... > full story

An Improved Fluorescent Sensor Material For Detecting Explosives Developed (May 29, 2007) -- Scientists in the United States and China are reporting development of a new type of fluorescent sensing material that could lead to innovative devices for rapid detection of explosives in security ... > full story

Medical, High-energy Physicists Collaborate To Improve PET Scans (May 28, 2007) -- Physicists are developing new electronics for identifying subatomic particles in high-energy accelerators that may also enable radiologists to detect cancer at an earlier, more curable ... > full story

Scientists Build An 'Ice Top' At The Bottom Of The World (May 25, 2007) -- Researchers are building the "Ice Top," a novel surface array of detectors for high-energy cosmic rays, on the giant "IceCube" neutrino telescope at the South Pole. "IceCube" is a gigantic scientific ... > full story

Digital Color X-rays Will Improve Imaging (May 25, 2007) -- In the future doctors will be able to find more tumors at an early stage while using a smaller x-ray dose for each examination. Color x-rays offer new possibilities for medical ... > full story

Making Strides In Quantum Dot Infrared Photodetectors (May 18, 2007) -- Researchers have made significant strides in the development of quantum dot infrared photodetectors -- technology that may provide new imaging techniques with applications in medical and biological ... > full story

ORNL Laser-based Device Offers Alternative To Video Surveillance (May 18, 2007) -- Surveillance systems take on a new look with a technology developed by researchers at the Oak Ridge National Laboratory. The Laser-Based Item Monitoring System balances the need for high-resolution ... > full story

Nuclear Magnetic Resonance Advance Relies On Microscopic Detector (May 16, 2007) -- Detecting the molecular structure of a tiny protein using nuclear magnetic resonance (NMR) currently requires two things: a million-dollar machine the size of a massive SUV, and a large sample of the ... > full story

Biosensor Sniffs Out Explosives (May 9, 2007) -- Scientists have developed a new biosensor that sniffs out explosives and could one day be used to detect landmines and deadly agents, such as sarin gas, according to a paper in Nature Chemical ... > full story

Terahertz Imaging Goes The Distance (April 27, 2007) -- At the upcoming CLEO/QELS meeting in Baltimore, an MIT-Sandia team will demonstrate the first real-time THz imaging system that obtains images from 25 meters ... > full story

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