activity
20232026
most citedA Chandra X-ray Survey of Optically Selected Close Galaxy Pairs: Unexpectedly Low Occupation of Active Galactic Nuclei

5 citations · 10 across the 9 of their papers we have counts for

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6 papers · 1 filter

astro-ph.GA20261 cited

A systematic study of AGN feedback in a disk galaxy using MACER II: predictions of X-ray surface brightness profiles and comparison with eROSITA observations

Yuxuan Zou, Feng Yuan, Suoqing Ji +6

Recently, we have performed a systematic study of AGN feedback in a disk galaxy within the MACER framework. Various model predictions, including the AGN duty cycle, the correlation…

astro-ph.GA2026

Constraints on the Hot Circumgalactic Medium around Nearby L* Galaxies from SRG/eROSITA All Sky Survey

Lin He, Zhiyuan Li

The circumgalactic medium (CGM) is a multi-phase, dynamic interface between galaxy and the intergalactic medium, providing crucial diagnostics of galaxy evolution. However, direct…

astro-ph.GA2025

Discovery of giant bubbles in the hot gaseous halo of the massive disk galaxy NGC 6286

Lin He, Zhiyuan Li, Zongnan Li +3

Based on archival Chandra X-ray observation, optical integral-field spectroscopic data and radio interferometric data, we report the discovery of a pair of giant bubbles (with a pr…

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…

astro-ph.GA20244 cited

Robust detection of hot intragroup medium in optically selected, poor galaxy groups by eROSITA

Dawei Li, Taotao Fang, Chong Ge +7

Over the last several decades, extensive research has been conducted on the baryon cycles within cosmic structures, encompassing a broad mass range from dwarf galaxies to galaxy cl…

astro-ph.GA2023

X-Ray Constraints on the Hot Gaseous Corona of Edge-on Late-type Galaxies in Virgo

Meicun Hou, Lin He, Zhensong Hu +6

We present a systematic study of the putative hot gas corona around late-type galaxies (LTGs) residing in the Virgo cluster, based on archival Chandra observations. Our sample cons…