3 papers
astro-ph.HE2025
XRISM Reveals Complex Multi-Temperature Structures in the Abell 2029 Galaxy Cluster
Arnab Sarkar, Eric Miller, Naomi Ota +9
We present 500 ks XRISM observations covering the central and two northern regions of the Abell 2029 galaxy cluster. Resolve enables us to distinguish multiple emission lines…
astro-ph.CO2025
Constraining gas motion and non-thermal pressure beyond the core of the Abell 2029 galaxy cluster with XRISM
XRISM Collaboration, Marc Audard, Hisamitsu Awaki +137
We report a detailed spectroscopic study of the gas dynamics and hydrostatic mass bias of the galaxy cluster Abell 2029, utilizing high-resolution observations from XRISM Resolve.…
astro-ph.CO2025
Searching for rotation in X-COP galaxy clusters
Tommaso Bartalesi, Stefano Ettori, Carlo Nipoti
We search for evidence of rotational support by analyzing the thermodynamic profiles of the intracluster medium (ICM) in a sample of nearby, massive galaxy clusters. For each objec…