News tagged with infrared light

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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Solar cells made from black silicon

Solar cells convert three-quarters of the energy contained in the Sun's spectrum into electricity – yet the infrared spectrum is entirely lost in standard solar cells. In contrast, black silicon solar cells ...

dateOct 01, 2012 in Energy & Green Tech
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Laser-induced damage in focus

The transformation of infrared light to a different wavelength, such as visible light, is important in many applications. Some of the most efficient semiconductor lasers operate in the infrared region of ...

dateJan 17, 2014 in General Physics
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Saturn's north polar hexagon

(Phys.org)—Saturn's north polar hexagon basks in the Sun's light now that spring has come to the northern hemisphere. Many smaller storms dot the north polar region and Saturn's signature rings, which appear ...

dateFeb 26, 2013 in Space Exploration
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As seen from space: Mt. Etna boils over

Italy's Mount Etna has turned on again, spewing lava and gas in its first big eruption in 2013. The volcano is one of the most active in the world, and is Europe's tallest active volcano, currently standing ...

dateFeb 22, 2013 in Earth Sciences
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Hubble focuses on 'the great attractor'

(Phys.org)—A busy patch of space has been captured in this image from the NASA/ESA Hubble Space Telescope. Scattered with many nearby stars, the field also has numerous galaxies in the background.

dateJan 23, 2013 in Astronomy
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Image: Horsehead nebula viewed in infrared

Sometimes a horse of a different color hardly seems to be a horse at all, as, for example, in this newly released image from NASA's Spitzer Space Telescope. The famous Horsehead nebula makes a ghostly appearance ...

dateDec 22, 2014 in Astronomy
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