How do astronomers look for neutrinos? These small, massless particles whiz through the universe at very close to the speed of light. They've been studied since the 1950s and detecting them provides work for a range of very ...
Astronomy
Apr 3, 2023
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98
Three-dimensional (3D) imaging at the nanometer scale enables important insights in biology and material behaviors, including virus function, structural damage, and nanoelectronics.
Optics & Photonics
Apr 3, 2023
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57
A step-change in the field of imaging applications could be on the horizon after Exciton Science researchers demonstrated a route to multi-energy X-ray detection with significantly enhanced flexibility and sensitivity.
Optics & Photonics
Apr 3, 2023
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16
In the early 2000s, scientists observed lightning discharge producing X-rays comprising high energy photons—the same type used for medical imaging. Researchers could recreate this phenomenon in the lab, but they could not ...
General Physics
Mar 31, 2023
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657
Using AstroSat and NuSTAR space telescopes, astronomers have observed an X-ray binary known as XTE J1739−285 during its recent period of bursting activity. Results of the observational campaign, published March 23 on the ...
Gamma-ray bursts are the most energetic and luminous events known to occur in the Universe. Short-lived flashes of gamma rays that typically last from a a tenth of a second to less than an hour, gamma-ray bursts may for a ...
Astronomy
Mar 30, 2023
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119
On Sunday, Oct. 9, 2022, a pulse of intense radiation swept through the solar system so exceptional that astronomers quickly dubbed it the BOAT—the brightest of all time.
Astronomy
Mar 29, 2023
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24
Last October, following one of the brightest flashes of gamma rays ever observed in the sky, telescopes around the world captured a wealth of data from an event that is thought to herald the collapse of a massive star and ...
Astronomy
Mar 29, 2023
1
10
University of Arizona astronomers have joined an international effort to study the aftermath of the brightest flash of gamma rays ever observed. Observations involving various UArizona telescopes and instruments provide astronomers ...
Astronomy
Mar 29, 2023
0
29
On October 9, 2022, an intense pulse of gamma-ray radiation swept through our solar system, overwhelming gamma-ray detectors on numerous orbiting satellites, and sending astronomers on a chase to study the event using the ...
Astronomy
Mar 28, 2023
1
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