News tagged with condensed matter systems
Is random lasing possible with a cold atom cloud?
May 18, 2009 |
4 / 5 (6) |
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(PhysOrg.com) -- Random lasing, Robin Kaiser tells PhysOrg.com, is like standard lasing, with a little bit of a twist: “You don’t know the direction the photons will go, as you do with a more standard laser. This is becaus ...
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Glacier melt adds ancient edibles to marine buffet
Space & Earth / Earth Sciences
Dec 23, 2009 |
3.9 / 5 (10) |
7
Glaciers along the Gulf of Alaska are enriching stream and near shore marine ecosystems from a surprising source - ancient carbon contained in glacial runoff, researchers from four universities and the U.S. ...
'Invisible bracelet' for emergency health alerts?
Electronics / Consumer & Gadgets
Dec 21, 2009 |
4 / 5 (4) |
1
(AP) -- Emergency health alerts for the Facebook generation? The nation's ambulance crews are pushing a virtual medical ID system to rapidly learn a patient's health history during a crisis - and which can immediately text-message ...
Putting the squeeze on data
Technology / Computer Sciences
Dec 21, 2009 |
5 / 5 (3) |
0
(PhysOrg.com) -- Data compression is one of the fundamental research areas in computer science, letting information systems do more with less. It’s the reason the iPod nano can hold thousands of songs instead ...
Pentagon plays down security breach with US drones
Dec 18, 2009 |
not rated yet |
0
A day after the Pentagon acknowledged that Iraqi militants had used cheap software to intercept US drone feeds, a new report on Friday said senior military officials had dismissed that risk in 2004.
How water forms where Earth-like planets are born
Dec 17, 2009 |
4.9 / 5 (10) |
1
(PhysOrg.com) -- In a study that helps to explain the origins of water on Earth, University of Michigan astronomers have found that water vapor can form spontaneously in habitable zones of solar systems, and that it develops ...
Everlasting Quantum Wave: Physicists Predict New Form of Soliton in Ultracold Gases
Dec 16, 2009 |
4.7 / 5 (10) |
2
(PhysOrg.com) -- Solitary waves that run a long distance without losing their shape or dying out are a special class of waves called solitons. These everlasting waves are exotic enough, but theoreticians at ...
New Automated Technique with Online Verification Eases Network Analyzer Calibration
Dec 16, 2009 |
not rated yet |
0
Verifying the accuracy of network analyzers—instruments that are used to measure key performance characteristics of electronic networks—was once an awkward process involving multiple steps and pieces of equipment.
Caltech scientists film photons with electrons
Dec 16, 2009 |
4.9 / 5 (21) |
0
(PhysOrg.com) -- Techniques recently invented by researchers at the California Institute of Technology -- which allow the real-time, real-space visualization of fleeting changes in the structure of nanoscale ...
Who gets expensive cancer drugs? A tale of 2 nations
Dec 14, 2009 |
5 / 5 (3) |
1
The well-worn notion that patients in the United States have unfettered access to the most expensive cancer drugs while the United Kingdom's nationalized health care system regularly denies access to some high-cost treatments ...
Portions of Arctic coastline eroding, no end in sight, says new study
Space & Earth / Earth Sciences
Dec 14, 2009 |
4.1 / 5 (9) |
4
The northern coastline of Alaska midway between Point Barrow and Prudhoe Bay is eroding by up to one-third the length of a football field annually because of a "triple whammy" of declining sea ice, warming ...
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