News tagged with laser radiation
Researchers find world's first x-ray laser produces most coherent x-ray radiation ever
(PhysOrg.com) -- The world's first x-ray laser, the Linac Coherent Light Source (LCLS), first unveiled in 2009 at the Stanford Linear Accelerator Center in Palo Alto California, has been undergoing testing ...
Oct 03, 2011 |
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3-D Terahertz cloaking
Invisibility appears to be the next possible advance in the use of Terahertz radiation in medicine, security, and communications.
May 02, 2011 |
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The 'Spaser' heats up laser technology
Lasers have revolutionized the communications and medical industries. They focus light to zap tumors and send digital TV signals and telephone communications around the world.
Jan 13, 2011 |
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A breakthrough for terahertz semiconductor lasers
(PhysOrg.com) -- Potential applications, says an engineering professor, include disease diagnosis and detection of concealed explosives.
Jan 13, 2011 |
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Simulating black hole radiation with lasers
Hawking radiation from black holes is very dim, and unlikely to be detected any time soon. Now researchers have created a laboratory experiment that produces detectable Hawking radiation with a laser.
Nov 08, 2010 |
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New cancer therapy appears promising in pre-clinical trails
A new method for treating breast cancer is showing early promise in pre-clinical trials.
Oct 06, 2010 |
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Imitation black hole seen on earth
Astrophysics deals mostly with things that are so distant -- thousands or billions of light years away -- that we can't ever hope to see them up close. But clever scientists can do the next best thing to making ...
Sep 30, 2010 |
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Physicists may have observed Hawking radiation for the first time
(PhysOrg.com) -- In 1974, Stephen Hawking predicted that black holes emit thermal radiation due to quantum effects, which causes the black holes to lose mass and perhaps ultimately vanish. But despite numerous ...
Sep 28, 2010 |
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Laser-based missile defense for helicopters being developed
(PhysOrg.com) -- Protecting helicopters in combat from heat-seeking missiles is the goal of new laser technology created at the University of Michigan and Omni Sciences, Inc., which is a U-M spin-off company.
Sep 01, 2010 |
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Scientists Develop New Laser-Machining Techniques for Radiation Detectors
(PhysOrg.com) -- Scientists at the Naval Research Laboratory have developed new laser-machining techniques for radiation detectors. "The new detectors will enable the next generation of space-based high-energy ...
Jul 01, 2010 |
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New 'metamaterial' device may lead to see-through cameras and scanners
Devices that can mimic Superman's X-ray vision and see through clothing, walls or human flesh are the stuff of comic book fantasy, but a group of scientists at Boston University (BU) has taken a step toward making such futuristic ...
May 06, 2010 |
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The hot -- and cold -- interventional radiology treatments for recurrent prostate cancer
The first known patient cases using magnetic resonance-guided heat (laser interstitial thermal therapy) or cold (cryoablation) to treat prostate cancer recurrence after surgical removal of the prostate gland were presented ...
Mar 16, 2010 |
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Turning metal black more than just a novelty
(PhysOrg.com) -- University of Rochester optics professor Chunlei Guo made headlines in the past couple of years when he changed the color of everyday metals by scouring their surfaces with precise, high-intensity laser bursts.
Dec 08, 2009 |
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Golden Nanotubes Detect Tumor Cells, Map Sentinel Lymph Nodes
(PhysOrg.com) -- Biomedical researchers at the University of Arkansas in Fayetteville and the University of Arkansas for Medical Sciences (UAMS) in Little Rock have developed a special contrast-imaging agent made of gold-coated ...
Nanotechnology / Bio & Medicine
Sep 24, 2009 |
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New study will contribute to better understanding of nuclear ignition
As the nation's nuclear weapons are aging (think the beginning of the Cold War), the U.S. government is turning to researchers and scientists at universities such as UC San Diego to figure out safe and reliable ...
Aug 31, 2009 |
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