News tagged with laser

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A new way to tune X-ray laser pulses

(Phys.org) —A new system at SLAC National Accelerator Laboratory's X-ray laser narrows a rainbow spectrum of X-ray colors to a more intense band of light, creating a much more powerful way to view fine ...

Mar 11, 2014
4.6 / 5 (5) 1

Graphene can emit laser flashes

Graphene is considered the jack-of-all-trades of materials science: The two-dimensional honeycomb-shaped lattice made up of carbon atoms is stronger than steel and exhibits extremely high charge carrier mobilities. ...

Oct 25, 2013
5 / 5 (16) 0 | with audio podcast

Compressed diamond sheds light on mega-planets

Physicists in the United States on Wednesday reported they had compressed diamond to a density greater than that of lead, a technical feat that yields insights into the secrets of giant planets.

Jul 16, 2014
4.4 / 5 (10) 2

Using sound waves for bomb detection

(Phys.org) —A remote acoustic detection system designed to identify homemade bombs can determine the difference between those that contain low-yield and high-yield explosives.

Oct 23, 2013
3.7 / 5 (3) 0 | with audio podcast

Laser light needs more bass

They shed light on atomic and molecular processes: ultrashort laser pulses are required to study extremely fast quantum phenomena. For years, scientists have been trying to tune the shape of light waves so ...

May 21, 2014
4.6 / 5 (11) 4