Using the Atacama Large Millimeter/submillimeter Array (ALMA), of which ESO is a partner, astronomers have discovered a large reservoir of hot gas in the still-forming galaxy cluster around the Spiderweb galaxy—the most ...
Astronomy
Mar 29, 2023
0
370
Hot gases composed of metal ions and electrons, called plasmas, are widely used in many manufacturing processes, chemical synthesis, and metal extraction from ores and welding. A collaborative research group from Tohoku University ...
Plasma Physics
Feb 27, 2023
0
591
An international team of scientists have successfully mapped the magnetic field of our galaxy, the Milky Way, using telescopes that observe the sky in the microwave range. The new research is published in Monthly Notices ...
Astronomy
Jan 12, 2023
0
507
Researchers at the University of Twente have developed a revolutionary programmable integrated microwave photonic filter with a record-breaking dynamic range. This represents a major breakthrough in the integration of functionality ...
Optics & Photonics
Dec 22, 2022
0
24
Some of the largest and most sophisticated telescopes ever made are under construction at the Simons Observatory in Northern Chile. They are designed to measure cosmic microwave background—electromagnetic radiation left ...
Astronomy
Dec 2, 2022
0
239
Early in its history, shortly after the Big Bang, the universe was filled with equal amounts of matter and "antimatter"—particles that are matter counterparts but with opposite charge. But then, as space expanded, the universe ...
General Physics
Sep 8, 2022
282
893
A collaboration led by scientists at Nagoya University in Japan has investigated the nature of dark matter surrounding galaxies seen as they were 12 billion years ago, billions of years further back in time than ever before. ...
General Physics
Aug 1, 2022
4
223
Metamaterial interface waveguides can confine and guide electromagnetic (EM) waves, which has attractive potential in integrated photonics physics and wireless devices, from radio frequencies to optical bands. The energy ...
Optics & Photonics
Jul 19, 2022
0
354
Bad wireless reception, the noise in the radio signal or poor visibility in the fog—all these annoyances have to do with the fact that waves such as visible light or microwave signals are deflected and reflected by numerous ...
General Physics
Jul 14, 2022
1
374
Astronomers at the University of Toronto have spotted some of the most elusive stuff in our universe by taking a deep look at the cosmic web, the network of filaments and knots that trace the large-scale distribution of galaxies.
Astronomy
Jul 12, 2022
7
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