News tagged with light waves

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Particles, waves and ants

Animals looking for food or light waves moving through turbid media – astonishing similarities have now been found between completely different phenomena.

12 hours ago
5 / 5 (4) 0

Laser physics upside down

At the Vienna University of Technology a system of coupled lasers has been created which exhibits truly paradoxical behaviour: An increase in energy supply switches the lasers off, reducing the energy can ...

Jul 15, 2014
4.8 / 5 (4) 1

Using single quantum dots to probe nanowires

Modern telecommunications happens because of fast electrons and fast photons. Can it get better? Can Moore's law—the doubling of computing power ever 18 months or so—be sustained? Can the compactness ...

Feb 05, 2013
4.3 / 5 (4) 0 | with audio podcast

Image: In the Constellation Cassiopeia

(PhysOrg.com) -- Tycho's Supernova, the red circle visible in the upper left part of the image, is SN 1572 is a remnant of a star explosion is named after the astronomer Tycho Brahe, although he was not the ...

Jul 14, 2010
4 / 5 (4) 2

Sharper images for extreme LCLS experiments

(Phys.org) —An imaging technique conceived 50 years ago has been successfully demonstrated at SLAC's Linac Coherent Light Source, where it is expected to improve results in a range of experiments, including ...

Apr 17, 2013
4 / 5 (4) 0 | with audio podcast

New light at the end of the tunnel

(PhysOrg.com) -- An international team of scientists successfully concentrated the energy of infrared laser pulses using a nano funnel enabling them to generate extreme ultraviolet light pulses, which repeated ...

Oct 17, 2011
5 / 5 (3) 7 | with audio podcast