no code implementations • 5 Mar 2021 • Lei Sun, Jacco Vink, Yang Chen, Ping Zhou, Dmitry Prokhorov, Gerd Puhlhofer, Denys Malyshev
In the last few years, the emission measure of the low-temperature plasma has been decreasing, indicating that the blast wave has left the main ER.
High Energy Astrophysical Phenomena
no code implementations • 19 Aug 2020 • Charles Thorpe-Morgan, Denys Malyshev, Andrea Santangelo, Josef Jochum, Barbara Jäger, Manami Sasaki, Sara Saeedi
Through a series of simulated observations, we investigate the capability of the instruments aboard the forthcoming THESEUS mission for the detection of a characteristic signal from decaying dark matter (DM) in the keV-MeV energy range.
High Energy Astrophysical Phenomena Instrumentation and Methods for Astrophysics
no code implementations • 8 Jul 2020 • Mariia Drozdova, Anton Broilovskiy, Andrey Ustyuzhanin, Denys Malyshev
Astrophysical images in the GeV band are challenging to analyze due to the strong contribution of the background and foreground astrophysical diffuse emission and relatively broad point spread function of modern space-based instruments.
1 code implementation • 14 Apr 2020 • Alexey Boyarsky, Denys Malyshev, Oleg Ruchayskiy, Denys Savchenko
An unidentified line at energy around 3. 5 keV was detected in the spectra of dark matter-dominated objects.
Cosmology and Nongalactic Astrophysics High Energy Astrophysical Phenomena High Energy Physics - Phenomenology
