# Unraveling the complex structure of AGN-driven outflows: IV. Comparing   AGNs with and without strong outflows

**Authors:** Rongxin Luo, Jong-Hak Woo, Jaejin Shin, Daeun Kang, Hyun-Jin Bae,, Marios Karouzos

arXiv: 1902.07560 · 2019-04-03

## TL;DR

This study compares ionized gas kinematics in six nearby Type 2 AGNs without strong outflows to those with strong outflows, revealing weak outflows and emphasizing the role of spatially-resolved spectroscopy in understanding AGN feedback.

## Contribution

It provides the first detailed spatially-resolved comparison between AGNs with and without strong outflows, highlighting the importance of host galaxy gas content in outflow occurrence.

## Key findings

- Weak outflows observed in selected AGNs.
- Spatially-resolved data crucial for detecting outflows.
- Gas content influences outflow detectability.

## Abstract

AGN-driven outflows are considered as one of the processes driving the co-evolution of supermassive black holes with their host galaxies. We present integral field spectroscopy of six Type 2 AGNs at z < 0.1, which are selected as AGNs without strong outflows based on the kinematics of [Oiii] gas. Using spatially resolved data, we investigate the ionized gas kinematics and photoionization properties in comparison with AGNs with strong outflows. We find significant differences between the kinematics of ionized gas and stars for two AGNs, which indicates the presence of AGN-driven outflows. Nevertheless, the low velocity and velocity dispersion of ionized gas indicate relatively weak outflows in these AGNs. Our results highlight the importance of spatially-resolved observation in investigating gas kinematics and identifying the signatures of AGN-driven outflows. While it is unclear what determines the occurrence of outflows, we discuss the conditions and detectability of AGN-driven outflows based on a larger sample of AGNs with and without outflows, suggesting the importance of gas content in the host galaxies.

## Full text

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## Figures

38 figures with captions in the complete paper: https://tomesphere.com/paper/1902.07560/full.md

## References

68 references — full list in the complete paper: https://tomesphere.com/paper/1902.07560/full.md

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Source: https://tomesphere.com/paper/1902.07560