NASA's Nancy Grace Roman Space Telescope team recently flight-certified all 24 of the detectors the mission needs. When Roman launches in the mid-2020s, these devices will convert starlight into electrical signals, which ...
Astronomy
Jun 9, 2021
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242
A semiconductor device that is promising for both generating and detecting terahertz radiation has been demonstrated by physicists at RIKEN. This may aid the development of high-performance integrated solutions for terahertz ...
General Physics
Sep 18, 2020
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143
Much like some snakes use infrared to "see" at night, University of Central Florida researchers are working to create similar viper vision to improve the sensitivity of night-vision cameras.
General Physics
Oct 23, 2019
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18
Sandia National Laboratories researchers have developed tiny, gold antennas to help cameras and sensors that "see" heat deliver clearer pictures of thermal infrared radiation for everything from stars and galaxies to people, ...
Nanophysics
Sep 16, 2019
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Engineers at Caltech have for the first time developed a light detector that combines two disparate technologies—nanophotonics, which manipulates light at the nanoscale, and thermoelectrics, which translates temperature ...
Nanophysics
Jun 28, 2017
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18
Researchers from the National Institute of Standards and Technology and Kansas State University have demonstrated a spray-on mixture of carbon nanotubes and ceramic that has unprecedented ability to resist damage while absorbing ...
Nanophysics
Apr 17, 2013
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(Phys.org)—High-performance infrared cameras are crucial for civilian and military applications such as night-vision goggles and search-and-rescue operations. Existing cameras usually fall into one of two types: active ...
Optics & Photonics
Jan 16, 2013
1
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(Phys.org) -- Whether used in telescopes or optoelectronic communications, infrared detectors must be continuously cooled to avoid being overwhelmed by stray thermal radiation. Now, a team of researchers from Peking University, ...
Optics & Photonics
May 23, 2012
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0
Arizona State University researchers are finding ways to improve infrared photodetector technology that is critical to national defense and security systems, as well as used increasingly in commercial applications and consumer ...
Nanophysics
Feb 14, 2012
2
0
(PhysOrg.com) -- NASA's Dawn spacecraft successfully maneuvered into its closest orbit around the giant asteroid Vesta today, beginning a new phase of science observations. The spacecraft is now circling Vesta at an altitude ...
Space Exploration
Dec 13, 2011
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