D. Kakkad

The Quasar Feedback Survey: Ionised Outflows in type 2 QSOs with MUSE data

M. Bianchin, C. M. Harrison, T. Costa +13

We study ionised gas properties in a sample of 18 luminous (log L $_{bol} \geq 45$ erg/s) obscured QSOs at 0.085<z<0.2 observed with VLT/MUSE as part of the multi-wavelength Quasa…

Resolved UV-Optical HST Imaging and Spectral Energy Distribution Modeling of Nearby BAT Active Galactic Nuclei

Connor Auge, Michael Koss, Kriti K. Gupta +17

We use high-resolution UV-to-optical imaging from the Hubble Space Telescope (HST) to construct spatially resolved spectral energy distributions (SEDs) for seven nearby ( $z < 0.07$ )…

GOALS-JWST: Resolved multi-phase molecular gas in IRAS 20551-4250 using JWST and ALMA

D. Kakkad, Y. Song, T. S. -Y. Lai +24

Studying the content and distribution of molecular gas provides key insights into how feedback from Active Galactic Nuclei (AGN) and star formation influences galaxy evolution, sin…

BASS. LI. Cool gas supply of HI-massive local Seyfert galaxies

Jeein Kim, Aeree Chung, O. Ivy Wong +19

We present neutral atomic hydrogen (HI) imaging observations of 22 HI-rich ( $M_{HI} ≳ 1 0^{9.7} M_{⊙}$ ), hard X-ray-selected local Seyferts to explore how cool gas is su…

AGN in massive galaxies identified via optical broadband variability: lessons from VST-COSMOS for future LSST science

B. Bichang'a, D. De Cicco, S. Kaviraj +4

We study the properties of 56 massive (M $_{⋆}$ > 10 $^{10}$ M $_{⊙}$ ) galaxies at $z < 1$ that host AGN, detected via their broadband optical variability in the VST-COSMOS…

The imprint of AGN-driven outflows on the CGM: the case of Lyα nebulae around high-z quasars

Silvia C. Rueda-Vargas, Vincenzo Mainieri, Giulia Tozzi +5

Some cosmological hydrodynamical simulations predict that outflows driven by active galactic nuclei (AGN) play a key role in powering the Ly $α$ nebulae observed around high-redshif…

astro-ph.GA2025★ 3 cited

BASS.L. Near-infrared Data Release 3: A Spectral Atlas and Characterization of AGN

Jarred Gillette, Michael J. Koss, Darshan Kakkad +18

We present an analysis of near-infrared (NIR) emission-line properties, AGN diagnostics, and circumnuclear gas dynamics for 453 hard X-ray selected (14 $-$ 195 keV) AGN from the BAT…

astro-ph.GA2025★ 1 cited

Connecting outflows with radio emission in active galactic nuclei at cosmic noon

Gabriele S. Ilha, C. M. Harrison, V. Mainieri +17

AGN feedback is a well known mechanism in the evolution of galaxies. One open question is the driving mechanism of galaxy-scale outflows. At low redshift, radio jets often interact…

BASS LII: The prevalence of double-peaked broad lines at low accretion rates among hard X-ray selected AGN

Charlotte Ward, Michael J. Koss, Michael Eracleous +18

A fraction of active galactic nuclei (AGN) have double-peaked H $α$ , H $β$ and Mg II broad lines attributed to emission from rotating gas in the accretion disk. Using optical spectro…

BASS LIII: The Eddington Ratio as the Primary Regulator of the Fraction of X-ray Emission in Active Galactic Nuclei

Kriti Kamal Gupta, Claudio Ricci, Alessia Tortosa +20

Active galactic nuclei (AGN) emit radiation via accretion across the entire energy spectrum. While the standard disk and corona model can somewhat describe this emission, it fails…

astro-ph.GA2025★ 8 cited

BASS. XLIX. Characterization of highly luminous and obscured AGNs: local X-ray and [NeV] $λ$ 3426 emission in comparison with the high-redshift Universe

Alessandro Peca, Michael J. Koss, Kyuseok Oh +21

We present a detailed analysis of the most luminous and obscured Active Galactic Nuclei (AGNs) detected in the ultra-hard X-ray band (14-195 keV) by Swift/BAT. Our sample comprises…

BASS XLVIII: [Ne v] λ3427 Emission in Powerful Nearby Active Galactic Nuclei

Tomer Reiss, Benny Trakhtenbrot, Claudio Ricci +14

We investigate the high-ionization, narrow [Ne v] $λ$ 3427 emission line in a sample of over 340 ultrahard X-ray (14-195 keV) selected Active Galactic Nuclei (AGN) drawn from the BA…

astro-ph.GA2025★ 15 cited

JWST MIRI/MRS observations of hot molecular gas in an AGN host galaxy at Cosmic Noon

D. Kakkad, V. Mainieri, Takumi S. Tanaka +27

Active Galactic Nuclei (AGN) are believed to play a central role in quenching star formation by removing or destroying molecular gas from host galaxies via radiation-pressure drive…

astro-ph.GA2025★ 9 cited

BASS XLVII: 22 GHz Radio Atlas of Swift-BAT Selected AGN

Macon Magno, Krista L. Smith, O. Ivy Wong +16

We present the third phase of the largest high-frequency, high-resolution imaging survey of 231 nearby, hard X-ray selected AGN, with a very high $98 \pm 1%$ detection fraction. T…

Clumps as multiscale structures in cosmic noon galaxies

Boris S Kalita, Tomoko L Suzuki, Daichi Kashino +31

Star-forming clumps have been found to significantly influence the star formation of gas-rich $z > 1$ galaxies. Using public data from JWST/NIRCam (COSMOS-Web) and ALMA (FMOS-COSMOS)…

astro-ph.GA2024★ 1 cited

Measuring the ISM Content of Nearby, Luminous, Type 1 and Type 2 QSOs through CO and [C II]

Yuanze Luo, A. O. Petric, R. M. J. Janssen +18

We present observations of CO(1--0) and CO(2--1) lines from the Institut de radioastronomie millimétrique (IRAM) 30m telescope toward 20 nearby, optically luminous type 2 quasars (…

astro-ph.GA2024★ 1 cited

KASHz+SUPER: Evidence of cold molecular gas depletion in AGN hosts at cosmic noon

E. Bertola, C. Circosta, M. Ginolfi +32

The energy released by AGN has the potential to heat or remove the gas of the ISM, thus likely impacting the cold molecular gas reservoir of host galaxies at first, with star forma…

astro-ph.GA2024★ 17 cited

SUPER VIII. Fast and Furious at $z \sim 2$ : obscured type-2 active nuclei host faster ionised winds than type-1 systems

G. Tozzi, G. Cresci, M. Perna +22

We present spatially resolved VLT/SINFONI spectroscopy with adaptive optics of type-2 active galactic nuclei (AGN) from the SINFONI Survey for Unveiling the Physics and Effect of R…

astro-ph.GA2024★ 12 cited

The SDSS-V Black Hole Mapper Reverberation Mapping Project: CIV BAL Acceleration in the Quasar SBS 1408+544

Robert Wheatley, Catherine J. Grier, Patrick B. Hall +20

We present the results of an investigation of a highly variable CIV broad absorption-line feature in the quasar SBS 1408+544 (z=2.337) that shows a significant shift in velocity ov…

Quasar Feedback Survey: molecular gas affected by central outflows and by ~10 kpc radio lobes reveal dual feedback effects in `radio quiet' quasars

A. Girdhar, C. M. Harrison, V. Mainieri +17

We present a study of molecular gas, traced via CO (3-2) from ALMA data, of four z< 0.2, `radio quiet', type 2 quasars (log [L(bol)/(erg/s)] = 45.3 - 46.2; log [L(1.4 GHz)/(W/Hz)]…

The Quasar Feedback Survey: characterising CO excitation in quasar host galaxies

S. J. Molyneux, G. Calistro Rivera, C. De Breuck +15

We present a comprehensive study of the molecular gas properties of 17 Type 2 quasars at $z <$ 0.2 from the Quasar Feedback Survey (L $_{[O I I I]}$ > $1 0^{42.1}$ $erg s^{- 1}$ ), sel…

BASS XXXIV: A Catalog of the Nuclear Mm-wave Continuum Emission Properties of AGNs Constrained on Scales $≲$ 100--200 pc

Taiki Kawamuro, Claudio Ricci, Richard F. Mushotzky +25

We present a catalog of the millimeter-wave (mm-wave) continuum properties of 98 nearby ( $z <$ 0.05) active galactic nuclei (AGNs) selected from the 70-month Swift/BAT hard X-ray c…