News tagged with laser pulses

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Water Motions Revealed (w/ Video)

(PhysOrg.com) -- Gaze into a glass of water, and you're unlikely to see much more than your own reflection. But gaze a little deeper using a microscope -- or, better yet, a series of laser pulses and detectors ...

May 21, 2010
4.7 / 5 (15) 6 | with audio podcast

Light controls matter, matter controls x-rays

Like playing a game of scissors-paper-rock, a team of scientists led by Thornton E. (Ernie) Glover of Lawrence Berkeley National Laboratory's Advanced Light Source (ALS), Linda Young of Argonne National Laboratory, ...

Mar 24, 2010
5 / 5 (10) 1 | with audio podcast

NPL makes light work of home grooming

The National Physical Laboratory (NPL) and the University of Dundee recently assessed the light emitted by a home-use intense-pulsed light (IPL) hair reduction system and confirmed that it is safe. This confirmation is important, ...

Mar 01, 2010
3.5 / 5 (2) 1

'Nanobubbles' kill cancer cells

(PhysOrg.com) -- Using lasers and nanoparticles, scientists at Rice University have discovered a new technique for singling out individual diseased cells and destroying them with tiny explosions. The scientists used lasers ...

Feb 04, 2010
4.8 / 5 (25) 0 | with audio podcast

I see your pain

(PhysOrg.com) -- How can some sportsmen and women, in the heat of the moment, play on through pain that would floor anyone else? Bert Trautmann, the Manchester City goalkeeper, famously played on through to ...

Dec 03, 2009
4.5 / 5 (2) 1

Measuring distances in microseconds

(PhysOrg.com) -- Standard laser devices are fast enough for measuring the size of a room, but they need to be faster for outdoor mobile applications. Researchers have brought these scanners up to speed -- ...

Nov 05, 2009
5 / 5 (1) 0

Lasers put a shine on metals

(PhysOrg.com) -- Polishing metal surfaces is a demanding but monotonous task, and it is difficult to find qualified young specialists. Polishing machines do not represent an adequate alternative because they ...

Nov 03, 2009
4.8 / 5 (9) 2