Expanding Spot on Venus Puzzles Astronomers
(PhysOrg.com) -- The expanding spot discovered on Venus last month may not have garnered as much attention as the meteor impact with Jupiter, but its cause is certainly more puzzling.
News tagged with ultraviolet wavelengths
New Laser Technique Advances Nanofabrication Process
(PhysOrg.com) -- The ability to create tiny patterns is essential to the fabrication of computer chips and many other current and potential applications of nanotechnology. Yet, creating ever smaller features, through a widely-used ...
Nanophysics
Apr 9, 2009
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0
Ultra-fast light at the end of the vacuum tunnel: Meta-optics shows physical processes in the attosecond range
Developed at Harvard, and successfully tested at Graz University of Technology (TU Graz), a revolutionary new meta-optics for microscopes with extremely high spatial and temporal resolution has proven its functional ability ...
Optics & Photonics
Apr 6, 2023
0
448
'Engine' of luminous merging galaxies pinpointed for the first time
Researchers used the James Webb Space Telescope to identify the precise location of a powerful energy source hidden by cosmic dust in the luminous merging galaxy IIZw096.
Astronomy
Feb 6, 2023
0
249
Scientists map sulfur residue on Jupiter's icy moon Europa
A Southwest Research Institute-led team used the Hubble Space Telescope to observe Jupiter's moon, Europa, at ultraviolet wavelengths, filling in a "gap" in the various wavelengths used to observe this icy water world. The ...
Astronomy
Jun 22, 2022
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435
The far infrared emission of galaxies with active supermassive black holes
More than 30 years ago the Infrared Astronomy Satellite discovered that the universe contained many almost invisible yet enormously luminous galaxies—some of them more than 1,000 times brighter than our own Milky Way. These ...
Astronomy
Mar 4, 2022
0
130
Hot electrons send carbon dioxide back to the future
Atmospheric carbon dioxide (CO2) is a major driver of global warming, but this gas could also serve as a valuable resource. Researchers at KAUST have developed an efficient catalyst that uses light energy to convert CO2 and ...
Materials Science
Mar 1, 2021
4
170
Spotting merging galaxies
Over 30 years ago, the Infrared Astronomy Satellite discovered that the universe contained many extremely luminous galaxies, some more than a thousand times brighter than our own Milky Way, but which are practically invisible ...
Astronomy
Aug 19, 2019
1
298
NASA's Spitzer spies a perfectly sideways galaxy
This image from NASA's Spitzer Space Telescope might look like a lightsaber floating in space, but it's actually an entire galaxy viewed on its side.
Astronomy
Aug 13, 2019
0
683
Atomic jet—the first lens for extreme-ultraviolet light developed
Scientists from the Max Born Institute (MBI) have developed the first refractive lens that focuses extreme ultraviolet beams. Instead of using a glass lens, which is non-transparent in the extreme-ultraviolet region, the ...
Optics & Photonics
Nov 28, 2018
4
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