Soft X-ray emission from warm gas in IllustrisTNG circum-cluster environments I. Sample properties, methods, and initial results

• Published in: Astronomy and astrophysics (Berlin) Vol. 680; p. A94
• Main Authors: Gouin, Celine, Bonamente, Massimiliano, Galárraga-Espinosa, Daniela, Walker, Stephen, Mirakhor, Mohammad
• Format: Journal Article
• Language: English
• Published: 01.12.2023

Context. Whereas X-ray clusters are extensively used for cosmology, their idealised modelling, through the hypotheses of spherical symmetry and hydrostatic equilibrium, is being questioned more and more. The soft X-ray emission detected in tens of clusters with ROSAT was found to be higher than what...