News tagged with light wavelength

Millisecond pulsar in spin mode

Astronomers have tracked down the first gamma-ray pulsar in a globular cluster of stars. It is around 27,000 light years away and thus also holds the distance record in this class of objects. Moreover, its ...

dateNov 03, 2011 in Astronomy
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New views of an ancient asteroid

Using the Herschel Space Telescope, astronomers are set to obtain the first-ever images of asteroid 1999 RQ36 in far infrared light, a wavelength that the OSIRIS-REx spacecraft will not be able to see once ...

dateSep 26, 2011 in Space Exploration
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Bimetallic nanoantenna separates colors of light

Researchers at Chalmers University of Technology have built a very simple nanoantenna that directs red and blue colours in opposite directions, even though the antenna is smaller than the wavelength of light. ...

dateSep 23, 2011 in Nanophysics
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Video: Spurting plasma

A stream of plasma burst out from the sun, but since it lacked enough force to break away, most of it fell back into the sun (May 27, 2014).

dateJun 17, 2014 in Space Exploration
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Organic photodiodes for sensor applications

Powerful, inexpensive and even flexible when they need to be, organic photodiodes are a promising alternative to silicon-based photodetectors. They are used to improve light sensitivity in cameras and to ...

dateMay 14, 2014 in Engineering
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Image: The solar cycle

(Phys.org) —It took 10 years to create this image of our changing Sun. Taken from space by the Solar and Heliospheric Observatory (SOHO), it shows a dramatically different picture than the one we receive ...

dateApr 01, 2014 in Space Exploration
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