News tagged with electromagnetic spectrum

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Free-Electron Laser goes over the rainbow

Somewhere over the rainbow of visible light is an untapped goldmine of research potential, where energy sources, novel materials and environmental research are possible. That goldmine may soon be open to researchers ...

Dec 09, 2010
5 / 5 (3) 0

Rainbow trapping in light pulses

Over the past decade, scientists have succeeded in slowing pulses of light down to zero speed by letting separate frequency components of the pulse conspire in such a way that a receptive medium through which the pulse is ...

Jul 14, 2010
4.3 / 5 (8) 0 | with audio podcast

Probing the dark side of the universe

Advancing into the next frontier in astrophysics and cosmology depends on our ability to detect the presence of a particular type of wave in space, a primordial gravitational wave. Much like ripples moving ...

May 20, 2010
4.6 / 5 (15) 65 | with audio podcast

Seeing the Invisible

(PhysOrg.com) -- Astronomers, like physicians, use as much of the electromagnetic spectrum as they can, from X-ray to radio wavelengths, to examine their subjects the with the most suitable diagnostics.

May 17, 2010
4.8 / 5 (12) 1 | with audio podcast