Search results for laser:
Electron self-injection into an evolving plasma bubble
Nov 02, 2009 |
4.8 / 5 (4) |
1
Particle accelerators are among the largest and most expensive scientific instruments. Thirty years ago, theorists John Dawson and Toshiki Tajima proposed an idea for making them thousands of times smaller: ...
Laser etching safe alternative for labeling grapefruit
Nov 03, 2009 |
4.4 / 5 (14) |
8
Laser labeling of fruit and vegetables is a new, patented technology in which a low-energy carbon dioxide laser beam is used to label, or "etch" information on produce, thereby eliminating the need for common ...
NASA shoots the moon to track lunar spacecraft
Space & Earth / Space Exploration
Sep 24, 2009 |
5 / 5 (6) |
3
28 times per second, engineers at NASA's Goddard Space Flight Center fire a laser that travels about 250,000 miles to hit the minivan-sized Lunar Reconnaissance Orbiter (LRO) spacecraft moving at nearly 3,600 ...
Diamonds are a laser's best friend
Sep 18, 2009 |
4.4 / 5 (9) |
1
(PhysOrg.com) -- Tomorrow's lasers may come with a bit of bling, thanks to a new technology that uses man-made diamonds to enhance the power and capabilities of lasers. Researchers in Australia have now demonstrated the first ...
Ericsson developing a 'spider' computer (w/ Video)
Electronics / Consumer & Gadgets
Oct 30, 2009 |
3.7 / 5 (7) |
2
(PhysOrg.com) -- Ericsson has produced a prototype of a portable computer that projects the screen and keyboard, and a mock-up of a "spider" computer that will be small enough to carry in a pocket.
Ultra-Powerful Laser Reproduces How Star's Jets Travel through Interstellar Space
Nov 20, 2009 |
4.6 / 5 (9) |
0
(PhysOrg.com) -- A multi-trillion-watt laser at the University of Rochester has simulated a stellar jet -- an outpouring of matter from a fledgling star -- with unprecedented realism.
Scientists cool gas by laser bombardment
Sep 02, 2009 |
5 / 5 (5) |
6
Three decades ago, American and Finnish scientists came up with a very powerful method for cooling gases by "laser bombardment." Only now were physicists at the University of Bonn able to demonstrate that it actually works. ...
Laser-plasma accelerators ride on Einstein's shoulders
Nov 02, 2009 |
5 / 5 (22) |
0
Using Einstein's theory of special relativity to speedup computer simulations, scientists have designed laser-plasma accelerators with energies of 10 billion electron volts (GeV) and beyond. These systems, ...
Laser surgery does not appear to have long-term effects on corneal cells
Nov 09, 2009 |
3 / 5 (1) |
0
Laser eye surgery to correct vision problems does not appear to be associated with lasting changes to cells lining the inside of the cornea at nine years after the procedure, according to a report in the November issue of ...
Nanotechnology gets a new light touch
Oct 02, 2009 |
4.9 / 5 (8) |
0
(PhysOrg.com) -- Building the super-fast computers of the future has just become much easier thanks to an advance by Australian researchers that lets them grab hold of tiny electronics components and probe ...
Golden Nanotubes Detect Tumor Cells, Map Sentinel Lymph Nodes
Nanotechnology / Bio & Medicine
Sep 24, 2009 |
not rated yet |
0
(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 ...
Laser processes promise better artificial joints, arterial stents
Sep 15, 2009 |
not rated yet |
0
Researchers are developing technologies that use lasers to create arterial stents and longer-lasting medical implants that could be manufactured 10 times faster and also less expensively than is now possible.
Smoke on the water -- and in the microphone?
Sep 23, 2009 |
3.2 / 5 (5) |
2
(AP) -- What do you get if you combine a smoke machine, some tubing, a laser pointer, a fan and a piece of toilet paper? Answer: a microphone unlike any other.
Scientists demonstrate multibeam, multi-functional lasers
Nov 30, 2009 |
4.4 / 5 (7) |
0
An international team of applied scientists from Harvard, Hamamatsu Photonics, and ETH Zürich have demonstrated compact, multibeam, and multi-wavelength lasers emitting in the invisible part of the light spectrum ...
Buffer gas cooling could open up the field of ultracold physics
Sep 17, 2009 |
4.8 / 5 (22) |
2
(PhysOrg.com) -- "Scientists have been making Bose-Einstein Condensates [BECs] for nearly 15 years," Charlie Doret tells PhysOrg.com. "Essentially all BEC research to date, however, begins with laser cooling. Unfortunately, ...
