Expected exclusion limits to TeV dark matter from the Perseus Cluster with the Cherenkov Telescope Array - Département de physique
Communication Dans Un Congrès Année : 2023

Expected exclusion limits to TeV dark matter from the Perseus Cluster with the Cherenkov Telescope Array

Résumé

Clusters of galaxies are the largest gravitationally-bound structures in the Universe. They are composed of galaxies and gas (approximately 15% of the total mass) mostly dark matter (DM, accounts up to 85% of the total mass). If the DM is composed of Weakly Interacting Massive Particles (WIMPs), galaxy clusters represent one of the best targets to search for gamma-ray signals induced by the decay of WIMPs, with masses around the TeV scale. Due to its sensitivity and energy range of operation (from 20 GeV to 300 TeV), the Cherenkov Telescope Array (CTA) Observatory has a unique opportunity to test WIMPs with masses close to the unitarity limit. This will complement the searches for DM from other gamma-ray observatories as well as direct and collider experiments. The CTA Observatory is planning to search for gamma-ray emission, either its origin may be cosmic-ray (CR) or DM related, in the Perseus galaxy cluster during the first years of operation. In this poster, we will present the software created to perform the analysis using the \texttt{ctools} software and the corresponding results.
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Dates et versions

hal-04515471 , version 1 (10-10-2024)

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Rémi Adam, Sergio Hernández-Cadena, Moritz Hütten, Judit Pérez-Romero, Miguel A Sánchez-Conde. Expected exclusion limits to TeV dark matter from the Perseus Cluster with the Cherenkov Telescope Array. 38th International Cosmic Ray Conference, Jul 2023, Nagoya, Japan. pp.1436, ⟨10.22323/1.444.1436⟩. ⟨hal-04515471⟩
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