476 citations · 781 across the 25 of their papers we have counts for
24 papers
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 erg/s) obscured QSOs at 0.085<z<0.2 observed with VLT/MUSE as part of the multi-wavelength Quasa…
Kinematic detection of dusty outflows from active galactic nuclei: Polycyclic aromatic hydrocarbon kinematics of type 2 quasars with JWST/MIRI spectroscopy
Fergus R. Donnan, Cristina Ramos Almeida, Omaira González Martín +5
Active galactic nuclei (AGN) are thought to have dusty outflows, but unlike in the gas phase, it is challenging to measure the kinematics of dust. We present the detection and anal…
Investigating black hole accretion and feedback self-regulation in Seyfert galaxies using the FIRE-3 cosmological hydrodynamic simulations
Jonathan Mercedes-Feliz, Daniel Anglés-Alcázar, Jose Cevallos +12
Recent observations of local Seyfert galaxies show an intriguing connection between Active Galactic Nuclei (AGN) luminosity and a deficit of molecular gas on ~50pc scales compared…
Little Red and Blue Dots: AGN-excited narrow lines, Lyman- emission, and resemblance to standard quasars
Sophia Geris, Roberto Maiolino, Xihan Ji +35
We present an analysis of a sample of 36 Little Red and Blue Dots (LRDs and LBDs) at , identified by JWST in the GOODS fields. While both categories are selected to ha…
GATOS XV: A JWST/MIRI survey of extended circumnuclear dust emission in nearby Seyfert galaxies
David J. Rosario, Houda Haidar, Steph Campbell +32
The subarcsecond angular resolution and stable background of JWST has given us the first high-fidelity images of the arcsecond-scale environment around Active Galactic Nuclei (AGNs…
Extended coronal line emission and new clues to a possible dual AGN in the merger J1356+1026
M. Bianchin, C. Ramos Almeida, O. González-Martín +12
Merging luminous galaxies are ideal laboratories to study some of the most extreme astrophysical phenomena. The local (z=0.1232) obscured quasar J1356+1026 has two nuclei, North an…
QSOFEED: Investigating warm molecular, low- and high-ionization atomic gas in six type-2 quasars with GTC/EMIR
P. H. Cezar, M. Coloma Puga, C. Ramos Almeida +6
We present long-slit near-infrared spectroscopic observations of six nearby (z0.1) radio-quiet type-2 quasars (QSO2s) from the Quasar Feedback (QSOFEED) sample. They have bol…
Polarization echoes from past nuclear activity in the quasi-periodic eruption source GSN 069
B. Agís-González, D. Hutsemékers, I. Liodakis +8
Context. X-ray quasi-periodic eruptions (QPEs) are repeating, high-amplitude, soft X-ray bursts observed from the nuclei of a dozen nearby low-mass galaxies. Their origin remains a…
Silicate emission in a type-2 quasar: JWST/MIRI constraints on torus geometry and radiative feedback
C. Ramos Almeida, A. Asensio Ramos, C. Westerdorp Plaza +13
Type-2 quasars (QSO2s) are AGN seen through a significant amount of dust and gas that obscures the central supermassive black hole and the broad line region. Despite this, recent m…
Shock-driven heating in the circumnuclear star-forming regions of NGC 7582: Insights from JWST NIRSpec and MIRI/MRS spectroscopy
Oscar Veenema, Niranjan Thatte, Dimitra Rigopoulou +24
We present combined JWST NIRSpec and MIRI/MRS integral field spectroscopy data of the nuclear and circumnuclear regions of the highly dust obscured Seyfert 2 galaxy NGC 7582, which…
Galaxy Activity, Torus and Outflow Survey (GATOS) X: Molecular gas clumpiness under the influence of AGN
Federico Esposito, Almudena Alonso-Herrero, Santiago García-Burillo +27
The distribution of molecular gas on small scales regulates star formation and the growth of supermassive black holes in galaxy centers, yet the role of active galactic nuclei (AGN…
The Galaxy Activity, Torus, and Outflow Survey (GATOS): N. Unveiling physical processes in local active galaxies. Unsupervised hierarchical clustering of JWST MIRI/MRS observations
L. Hermosa Muñoz, J. R. González Fernández, A. Alonso-Herrero +23
With the rise of the integral field spectroscopy, we are currently dealing with large amounts of spatially resolved data, whose analysis has become challenging, especially when obs…
Decoding the molecular torus of NGC 1068: Insights into its structure and kinematics from high-resolution ALMA observations
V. Gámez Rosas, P. van der Werf, J. F. Gallimore +12
We dissect the kinematics and morphology of the molecular gas within the near-nuclear region of NGC 1068 to understand the mechanisms in the central AGN that might be fueling it, a…
Molecular gas excitation and outflow properties of obscured quasars at z0.1
A. Audibert, C. Ramos Almeida, S. García-Burillo +4
To investigate the impact of winds and low-to-moderate power jets on the cold molecular gas reservoirs of AGN, we present high angular resolution ALMA CO(2-1) and CO(3-2) observati…
JWST MIRI reveals the diversity of nuclear mid-infrared spectra of nearby type-2 quasars
C. Ramos Almeida, I. Garcia-Bernete, M. Pereira-Santaella +14
Type-2 quasars (QSO2s) are active galactic nuclei (AGN) seen through a significant amount of dust and gas that obscures the central supermassive black hole and the broad line regio…
JWST reveals the diversity of nuclear obscuring dust in nearby AGN: nuclear isolation of MIRI/MRS datacubes and continuum spectral fitting
Omaira González-Martín, Daniel J. Díaz-González, Mariela Martínez-Paredes +22
We investigate the capabilities of the mid-infrared instrument (MIRI) of James Webb Space Telescope (JWST) to advance our knowledge of AGN dust using the spectral fitting technique…
Unveiling the warm molecular outflow component of type-2 quasars with SINFONI
M. V. Zanchettin, C. Ramos Almeida, A. Audibert +5
We present seeing-limited (0.8 arcsec) near-infrared integral field spectroscopy data of the type-2 quasars (QSO2s) SDSS J135646.10+102609.0 (J1356) and SDSS J143029.89+133912.1 (J…
Gas flows in the central region of the Seyfert galaxy NGC 4593 with MUSE
Dorcus Mulumba, Johan Knapen, Sebastien Comeron +4
Understanding how gas flows into galactic centres, fuels the AGN, and is in turn expelled back through feedback processes is of great importance to appreciate the role AGN play in…
A biconical ionised gas outflow and evidence for positive feedback in NGC 7172 uncovered by MIRI/JWST
L. Hermosa Muñoz, A. Alonso-Herrero, M. Pereira-Santaella +35
We present observations of the type-2 Seyfert NGC7172 obtained with the medium-resolution spectrometer (MRS) of the Mid-Infrared Instrument (MIRI) on board of the JWST. This galaxy…
An ALMA CO(1-0) survey of the 2Jy sample: large and massive molecular disks in radio AGN host galaxies
C. Tadhunter, T. Oosterloo, R. Morganti +4
The jets of radio AGN provide one of the most important forms of AGN feedback, yet considerable uncertainties remain about how they are triggered. Since the molecular gas reservoir…
GATOS: missing molecular gas in the outflow of NGC5728 revealed by JWST
R. Davies, T. Shimizu, M. Pereira-Santaella +49
The ionisation cones of NGC5728 have a deficit of molecular gas based on millimetre observations of CO(2-1) emission. Although photoionisation from the active nucleus may lead to s…
Deciphering the imprint of AGN feedback in Seyfert galaxies: Nuclear-scale molecular gas deficits
S. García-Burillo, E. K. S. Hicks, A. Alonso-Herrero +26
We use a sample of 64 nearby (D=7-45 Mpc) disk galaxies including 45 AGN and 19 non-AGN, that have high spatial resolution multiline CO observations obtained with the ALMA and/or P…
The Nuclear Near-Infrared Spectral Properties of Nearby Galaxies
R. E. Mason, A. Rodriguez-Ardila, L. Martins +15
We present spectra of the nuclear regions of 50 nearby (D = 1 - 92 Mpc, median = 20 Mpc) galaxies of morphological types E to Sm. The spectra, obtained with the Gemini Near-IR Spec…
Molecular line emission in NGC1068 imaged with ALMA. I An AGN-driven outflow in the dense molecular gas
S. Garcia-Burillo, F. Combes, A. Usero +22
We investigate the fueling and the feedback of star formation and nuclear activity in NGC1068, a nearby (D=14Mpc) Seyfert 2 barred galaxy, by analyzing the distribution and kinemat…