activity
20092026
most citedMolecular line emission in NGC1068 imaged with ALMA. I An AGN-driven outflow in the dense molecular gas

476 citations · 3.1k across the 82 of their papers we have counts for

collaborators

84 papers

astro-ph.GA2026

Cosmic Noon Galaxies in the Hubble Ultra Deep Field with MIRI Wide-Field Slitless Spectroscopy

S. Kendrew, G. Östlin, L. Colina +29

We present results from a survey of the Hubble Ultra-Deep Field using the Wide-Field Slitless Spectroscopic (WFSS) capability of the Mid-Infrared Instrument (MIRI) on JWST, demonst…

astro-ph.GA2026

Dust production in the harsh environment of Sgr A* - MIRI/JWST observation of the O-rich asymptotic giant branch star IRS~3

F. Peißker, M. García Marín, A. Eckart +18

Studies of the interstellar medium (ISM) have frequently revealed signatures of the dust produced in the envelopes of asymptotic giant branch (AGB) stars, demonstrating a connectio…

astro-ph.GA2026

MICONIC: The spatial relationship between star formation and the AGN in Centaurus A revealed by JWST/MIRI

O. C. Jones, M. L. Jones, D. Dicken +21

Centaurus A (Cen A), the nearest active radio galaxy, hosts a warped dust disc formed in a gas-rich merger. We present JWST/MIRI imaging in three filters, F560W, F770W, and F1130W,…

astro-ph.GA2026

Dissecting the Obscured Core of GN20: an Active Galactic Nucleus Outshone by Young Stars

M. Hamed, L. Colina, P. G. Pérez-González +17

We investigate the relative contributions of star formation and AGN activity to the total energy budget of GN20, one of the most luminous dusty star-forming galaxies known at …

astro-ph.GA2026★ 1 cited

MICONIC: JWST/MIRI-MRS reveals heavily reprocessed PAH emission in the circum-nuclear disc of Centaurus A

L. Pantoni, M. Baes, L. Decin +23

Polycyclic aromatic hydrocarbons (PAHs) are key dust components in galaxies and play a fundamental role in the physics of the interstellar medium (ISM), yet their response to AGN f…

astro-ph.GA2026

GATOS XIV: The first direct kinematic evidence of dusty outflows from AGN via PAH kinematics of local Seyfert galaxies with JWST

Fergus R. Donnan, Ismael García-Bernete, Dimitra Rigopoulou +30

We present the first spatially resolved kinematic evidence for dust in the outflows of Active Galactic Nuclei (AGN). We utilise observations from JWST with NIRSpec IFU and MIRI MRS…

astro-ph.GA2026

MIDIS: The identification of deep MIRI-red sources as candidates for extreme Balmer-break and line emitting galaxies at high-z

I. Jermann, G. Brammer, S. Gillman +27

We investigate the detection and nature of 5.6~μm MIRI-red sources in the MIRI Deep Imaging Survey (MIDIS), covering 2.4~arcmin in the Hubble Ultra Deep Field. MIDIS is the dee…

astro-ph.GA2026★ 2 cited

GATOS XI : Excess dust heating in the Narrow Line Regions of nearby AGN revealed with JWST/MIRI

Houda Haidar, David J. Rosario, Ismael García-Bernete +38

We present JWST/MIRI imaging of eight nearby Active Galactic Nuclei (AGN) from the GATOS survey to investigate the physical conditions of extended dust in their narrow line regions…

astro-ph.GA2025★ 2 cited

MIRI spectrophotometry of GN-z11: Detection and nature of an optical red continuum component

A. Crespo Gómez, L. Colina, P. G. Pérez-González +16

We present new MIRI F560W, F770W and F1000W imaging of GN-z11, extending the previous rest-frame coverage from 0.38 to 0.86m. We report significant detections (14) in the F56…

astro-ph.GA2025★ 5 cited

Impact of AGN and nuclear star formation on the ISM turbulence of galaxies: Insights from JWST/MIRI spectroscopy

Rogemar A. Riffel, Luis Colina, José Henrique Costa-Souza +31

Active galactic nuclei (AGN), star formation (SF), and galaxy interactions can drive turbulence in the gas of the ISM, which in turn plays a role in the SF within galaxies. The imp…

astro-ph.GA2025★ 4 cited

Spatially resolved H emission in B14-65666: compact starbursts, ionizing efficiency and gas kinematics in an advanced merger at the Epoch of Reionization

C. Prieto-Jiménez, J. Álvarez-Márquez, L. Colina +28

We present MIRI/JWST medium resolution spectroscopy (MRS) and imaging (MIRIM) of B14-65666, a Lyman-break and interacting galaxy at redshift =7.15. We detect the H line emiss…

astro-ph.GA2025

MICONIC: JWST/MIRI MRS reveals a fast ionized gas outflow in the central region of Centaurus A

A. Alonso-Herrero, L. Hermosa Muñoz, A. Labiano +20

We present a kinematical study of the ionized and molecular gas in the central region (~7-14"~100-200pc) of the nearby radio galaxy Cen A. We used JWST/MIRI MRS 5-28m observatio…

astro-ph.GA2025★ 22 cited

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…

astro-ph.IM2025★ 6 cited

Extended source fringe flats for the JWST MIRI Medium Resolution Spectrometer

N. Crouzet, M. Mueller, B. Sargent +17

The detectors of the JWST Mid-Infrared Instrument (MIRI) Medium Resolution Spectrometer (MRS) form low-finesse resonating cavities that cause periodic count rate modulations (fring…

astro-ph.GA2025★ 7 cited

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…

astro-ph.GA2024★ 22 cited

MICONIC: Dual active galactic nuclei, star formation, and ionised gas outflows in NGC 6240 seen with MIRI/JWST

L. Hermosa Muñoz, A. Alonso-Herrero, A. Labiano +19

As part of the guaranteed time observations program Mid-Infrared Characterization Of Nearby Iconic galaxy Centers (MICONIC), we used the medium-resolution spectrometer (MRS) of the…

astro-ph.GA2024★ 33 cited

Insight into the Starburst Nature of Galaxy GN-z11 with JWST MIRI Spectroscopy

J. Álvarez-Márquez, A. Crespo Gómez, L. Colina +21

This paper presents a deep MIRI/JWST medium resolution spectroscopy (MRS) covering the rest-frame optical spectrum of the GN-z11 galaxy. The [OIII]5008 and H emission lines are…

astro-ph.GA2024★ 18 cited

Molecular gas stratification and disturbed kinematics in the Seyfert galaxy MCG-05-23-16 revealed by JWST and ALMA

D. Esparza-Arredondo, C. Ramos Almeida, A. Audibert +30

Understanding the processes that drive the morphology and kinematics of molecular gas in galaxies is crucial for comprehending star formation and, ultimately, galaxy evolution. Usi…

astro-ph.GA2024★ 18 cited

Polycyclic Aromatic Hydrocarbon Emission in the Central Regions of Three Seyferts the Implication for Underlying Feedback Mechanisms

Lulu Zhang, Ismael García-Bernete, Chris Packham +29

We analyze JWST MIRI/MRS IFU observations of three Seyferts and showcase the intriguing polycyclic aromatic hydrocarbon (PAH) emission characteristics in regions of $\sim 500\,\rm…

astro-ph.GA2024★ 36 cited

The Galaxy Activity, Torus, and Outflow Survey (GATOS). (IV): Exploring Ionized Gas Outflows in Central Kiloparsec Regions of GATOS Seyferts

Lulu Zhang, Chris Packham, Erin K. S. Hicks +33

Utilizing JWST MIRI/MRS IFU observations of the kiloparsec scale central regions, we showcase the diversity of ionized gas distributions and kinematics in six nearby Seyfert galaxi…

astro-ph.GA2024★ 38 cited

The Galaxy Activity, Torus, and Outflow Survey (GATOS). V: Unveiling PAH survival and resilience in the circumnuclear regions of AGN with JWST

I. García-Bernete, D. Rigopoulou, F. R. Donnan +30

We analyze JWST MIRI/MRS observations of the infrared PAH bands in the nuclear and circumnuclear regions of local AGN from the GATOS Survey. In this work, we examine the PAH proper…

astro-ph.IM2024

The James Webb Space Telescope Absolute Flux Calibration. III. Mid-Infrared Instrument Medium Resolution IFU Spectrometer

David R. Law, Ioannis Argyriou, Karl D. Gordon +7

We describe the spectrophotometric calibration of the Mid-Infrared Instrument's (MIRI) Medium Resolution Spectrometer (MRS) aboard the James Webb Space Telescope (JWST). This calib…

astro-ph.GA2024★ 28 cited

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…

astro-ph.GA2024

MICONIC: JWST/MIRI MRS observations of the nuclear and circumnuclear regions of Mrk231

A. Alonso-Herrero, L. Hermosa Muñoz, A. Labiano +22

We present JWST/MIRI MRS spatially resolved m observations of the central ~4-8kpc of the ultraluminous infrared galaxy and broad absorption line quasar Mrk231. These…