The James Webb Space Telescope (JWST) captured images of a brown dwarf with silicate particles in its atmosphere. In their paper posted on the arXiv preprint server, astronomers describe their analysis of the brown dwarf ...
Detecting electromagnetic waves in the terahertz frequency range remains a challenging problem. Researchers from the University of Cambridge, together with physicists from the University of Augsburg, have recently discovered ...
General Physics
Sep 2, 2022
0
937
A novel light-manipulating technology has been developed by an international team, including Kyoto University, that can be applied to lasers, sensors, and nonlinear optics.
Optics & Photonics
Aug 31, 2022
0
23
Imagine walking into an airport or grocery store and your smartphone automatically starts charging. This could be a reality one day, thanks to a new wireless laser charging system that overcomes some of the challenges that ...
Optics & Photonics
Aug 30, 2022
10
335
Controlling thermal radiation is crucial in various industries and applications. In particular, infrared emissions from the body are important since body temperature can be regulated without the use of external energy sources ...
Materials Science
Aug 25, 2022
1
36
After three years of design and construction, a monthlong boat ride across the Pacific Ocean, and a lift from a 30-ton crane, the customized test chamber for NASA's upcoming SPHEREx mission has finally reached its destination ...
Astronomy
Aug 17, 2022
0
9
Analyzing data from NASA's Hubble Space Telescope and several other observatories, astronomers have concluded that the bright red supergiant star Betelgeuse quite literally blew its top in 2019, losing a substantial part ...
Astronomy
Aug 11, 2022
3
1525
Researchers have developed a transparent protective coating material that can self-heal in 30 minutes when exposed to sunlight.
Polymers
Aug 8, 2022
0
204
As demand for solar energy rises around the world, scientists are working to improve the performance of solar devices—important if the technology is to compete with traditional fuels. But researchers face theoretical limits ...
Nanomaterials
Aug 3, 2022
0
88
The James Webb Space Telescope has peered through time and huge amounts of dust to capture a new image of the Cartwheel Galaxy, revealing the spinning ring of color in unprecedented clarity, NASA and the European Space Agency ...
Astronomy
Aug 2, 2022
1
3426
