3 papers
astro-ph.CO2025
Suzaku Observation of Merging Clusters Abell 222 and Abell 223
Yanling Chen, Wei Cui, Aurora Simionescu +2
Previous X-ray and optical studies of the galaxy cluster pair Abell 222/223 suggested the possible presence of a filamentary structure connecting the two clusters, a result that ap…
astro-ph.CO2025
A new shock in the pre-merging cluster pair 1E2215-2216
Yanling Chen, Liyi Gu, Aurora Simionescu +3
The galaxy cluster pair 1E2216.0-0401 and 1E2215.7-0404 represents a major cluster merger in its early stages, a phase that has been scarcely explored in previous studies. Within t…
astro-ph.GA2025
Probing the Hot Gaseous Halo of the Low-mass Disk Galaxy NGC 7793 with eROSITA and Chandra
Lin He, Zhiyuan Li, Meicun Hou +3
Galaxy formation models predict that local galaxies are surrounded by hot X-ray-emitting halos, which are technically difficult to detect due to their extended and low surface brig…