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An international team led by Cristina Ramos Almeida, a researcher at the Instituto de Astrofísica de Canarias (IAC), has used the James Webb Space Telescope (JWST) to observe five dust-obscured quasars — and the results offer new insights into how galaxies and their central supermassive black holes may evolve. The study is published today in the journal Astronomy & Astrophysics . The energy released by supermassive black holes at the centres of galaxies is a fundamental ingredient in regulating the formation of new stars, and thus galaxy growth. This occurs during an active phase, usuallyAdvertised on
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Understanding the magnetic field in the corona is key for explaining the fascinating physical processes occurring there. However, the extreme conditions in the outer solar atmosphere hamper the possibility of acquiring observations with enough quality to infer the coronal magnetic field. Analyzing observations of overdensities of cold plasma supported by coronal magnetic fields, including filaments and prominences, allows us to understand such magnetic fields and their interaction with plasma. In this study, we have analyzed an active region prominence, a type of prominence that has barelyAdvertised on
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The universality of the stellar initial mass function (IMF) is one of the most widespread assumptions in modern Astronomy and yet, it might be flawed. While observations in the Milky Way generally support an IMF that is invariant with respect to the local conditions under which stars form, measurements of massive early-type galaxies systematically point towards a non-universal IMF. To bridge the gap between both sets of evidence, in this work we measured for the first time the low-mass end of the IMF from the integrated spectra of a Milky Way-like galaxy, NGC3351. We found that the slope ofAdvertised on