News tagged with antenna

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Rediscovering spontaneous light emission

Berkeley Lab researchers have developed a nano-sized optical antenna that can greatly enhance the spontaneous emission of light from atoms, molecules and semiconductor quantum dots. This advance opens the ...

Feb 03, 2015
4.8 / 5 (16) 1

A turbulent birth for stars in merging galaxies

(Phys.org) —Using state of the art computer simulations, a team of French astrophysicists have for the first time explained a long standing mystery: why surges of star formation (so called 'starbursts') ...

May 12, 2014
4.3 / 5 (7) 1

Chips that can steer light

If you want to create a moving light source, you have a few possibilities. One is to mount a light emitter in some kind of mechanical housing—the approach used in, say, theatrical spotlights, which stagehands ...

Jan 09, 2013
4.3 / 5 (9) 2