activity
20212026
most citedGOALS-JWST: Tracing AGN Feedback on the Star-Forming ISM in NGC 7469

72 citations · 267 across the 28 of their papers we have counts for

collaborators

29 papers

astro-ph.GA2026

Multiphase Analysis of (U)LIRG Nuclear Activity (MAUNA). I. Spatially Resolved Optical Emission-Line Diagnostics

Justin A. Kader, Vivian U, Marina Bianchin +33

We present resolved optical integral-field spectroscopy of the 32 luminous and ultraluminous infrared galaxy systems of the Multiphase Analysis of (U)LIRG Nuclear Activity (MAUNA)…

astro-ph.IM2026

First Very Long Baseline Interferometry Fringe Detection at 690GHz

Ming-Tang Chen, Geoffrey B. Crew, Dan Bintley +42

We report the first very long baseline interferometry (VLBI) experiment conducted in the 690 GHz atmospheric window. On 2024 November 21, observations with the Atacama Large Millim…

astro-ph.GA2026

JWST/NIRSpec Reveals Diverse Nuclear Environments in Dwarf Galaxies Hosting AGN

Thomas Bohn, Archana Aravindan, Gabriela Canalizo +18

Dwarf galaxies, in the CDM framework, are expected to dominate the galaxy number density at all redshifts. As such, studying AGN in these systems, including characterizing their…

astro-ph.GA2026

Clumpy Disk, Interloper, or Merger? Nature of a Distant Galaxy Pair at 5 kpc Projected Separation

Hajar Aziz, Vivian U, Archana Aravindan +8

We present the morphological, photometric, and spectroscopic properties of a z ~ 1 galaxy, "lil gal", serendipitously detected in JWST Mid Infrared Instrument (MIRI) images of near…

astro-ph.GA2026★ 1 cited

Probing Heavily Obscured AGN in Major Galaxy Mergers Using the mm-X-ray Correlation

M. Droguett-Callejas, E. Treister, L. Barcos-Muñoz +10

The study of heavily obscured supermassive black hole (SMBH) growth in late-stage galaxy mergers is challenging: column densities can bloc…

astro-ph.GA2026

Constraining Nuclear Molecular Gas Content with High-resolution CO Imaging of GOALS Galaxies

James Agostino, Anne M. Medling, Loreto Barcos-Muñoz +11

We present measurements of the cool molecular gas mass around the nuclei of two gas-rich mergers, III Zw 035 and IRAS F01364-1042, whose enclosed masses (M) within t…

astro-ph.GA2026★ 3 cited

A precessing jet from an active galactic nucleus drives gas outflow from a disk galaxy

Justin A. Kader, Vivian U, Loreto Barcos-Muñoz +30

To reproduce observed galaxy properties, cosmological simulations require that massive galaxies experience feedback from active galactic nuclei, which regulates star formation with…

astro-ph.GA2025

The molecular diversity of the ISM in galaxies across cosmic time

Mathilde Bouvier, Yiqing Song, Michael Romano +7

Submillimetre molecular lines (e.g., CO, HCN, SiO) provide a uniquely powerful view of the physical and chemical processes that govern star formation (SF) and galaxy evolution. Yet…

astro-ph.GA2025

Probing AGN Feedback in Dwarf Galaxies with Spatially Resolved NIR Coronal Lines from JWST

Archana Aravindan, Thomas Bohn, Gabriela Canalizo +20

We present the first spatially resolved investigation of near-infrared coronal lines in dwarf galaxies hosting active galactic nuclei (AGN), using JWST/NIRSpec integral field spect…

astro-ph.GA2025

High-Resolution Optical IFU Spectroscopy of the Complex Galaxy Merger II Zw 096

C. Riesco, E. Treister, G. Venturi +20

Luminous and Ultra-luminous IR galaxies ((U)LIRGs) are critical for investigating feedback mechanisms due to a combination of intense star formation (SF) episodes and active galact…

astro-ph.GA2025★ 2 cited

Shockingly Effective: Cluster Winds as Engines of Feedback in Starburst Galaxy VV 114

Justin A. Kader, Vivian U, Jeffrey A. Rich +29

We present high-resolution Keck Cosmic Web Imager (KCWI) and MUSE IFU spectroscopy of VV 114, a local infrared-luminous merger undergoing a vigorous starburst and showing evidence…

astro-ph.GA2025

Nuclear Spectral Energy Distributions of Luminous Infrared Galaxies

Tianmu Gao, Vivian U, Connor W. Auge +10

We present nuclear (100-150 pc) spectral energy distributions (SEDs) for a sample of 23 nearby luminous infrared galaxies hosting a total of 28 nuclei. We gather aperture photometr…

astro-ph.GA2025

A Spectroscopically Calibrated Prescription for Extracting PAH Flux from JWST MIRI Imaging

Grant P. Donnelly, Thomas S. -Y. Lai, Lee Armus +24

We introduce a prescription for estimating the flux of the 7.7 micron and 11.3 micron\ polycyclic aromatic hydrocarbon (PAH) features from broadband JWST/MIRI images. Probing PAH f…

astro-ph.GA2025★ 2 cited

Spatially-resolved spectro-photometric SED Modeling of NGC 253's Central Molecular Zone I. Studying the star formation in extragalactic giant molecular clouds

Pedro K. Humire, Subhrata Dey, Tommaso Ronconi +29

Studying the interstellar medium in nearby starbursts is essential for understanding the physical mechanisms driving these objects, thought to resemble young star-forming galaxies.…

astro-ph.GA2024★ 2 cited

The Arp 240 Galaxy Merger: A Detailed Look at the Molecular Kennicutt-Schmidt Star Formation Law on Sub-kpc Scales

Alejandro Saravia, Eduardo Rodas-Quito, Loreto Barcos-Muñoz +25

The molecular Kennicutt-Schmidt (mK-S) Law has been key for understanding star formation (SF) in galaxies across all redshifts. However, recent sub-kpc observations of nearby galax…

astro-ph.GA2024

GOALS-JWST: Constraining the Emergence Timescale for Massive Star Clusters in NGC 3256

Sean T. Linden, Thomas Lai, Aaron S. Evans +28

We present the results of a James Webb Space Telescope (JWST) NIRCam and NIRSpec investigation into the young massive star cluster (YMC) population of NGC 3256, the most cluster-ri…

astro-ph.GA2024

Characterizing the Molecular Gas in Infrared Bright Galaxies with CARMA

Katherine Alatalo, Andreea O. Petric, Lauranne Lanz +20

We present the CO(1-0) maps of 28 infrared-bright galaxies from the Great Observatories All-Sky Luminous Infrared Galaxy Survey (GOALS) taken with the Combined Array for Research i…

astro-ph.GA2024

GOALS-JWST: The Warm Molecular Outflows of the Merging Starburst Galaxy NGC 3256

Thomas Bohn, Hanae Inami, Aditya Togi +26

We present James Webb Space Telescope (JWST) Integral Field Spectrograph observations of NGC 3256, a local infrared-luminous late-stage merging system with two nuclei roughly 1$\;\…

astro-ph.GA2023

GOALS-JWST: Mid-Infrared Molecular Gas Excitation Probes the Local Conditions of Nuclear Star Clusters and the AGN in the LIRG VV 114

Victorine A. Buiten, Paul P. van der Werf, Serena Viti +19

The enormous increase in mid-IR sensitivity and spatial and spectral resolution provided by the JWST spectrographs enables, for the first time, detailed extragalactic studies of mo…

astro-ph.GA2023★ 27 cited

GOALS-JWST: Gas Dynamics and Excitation in NGC7469 revealed by NIRSpec

Marina Bianchin, Vivian U, Yiqing Song +36

We present new JWST-NIRSpec IFS data for the luminous infrared galaxy NGC7469: a nearby (70.6Mpc) active galaxy with a Sy 1.5 nucleus that drives a highly ionized gas outflow and a…

astro-ph.GA2023★ 2 cited

GOALS-JWST: Small neutral grains and enhanced 3.3 micron PAH emission in the Seyfert galaxy NGC 7469

Thomas S. -Y. Lai, Lee Armus, Marina Bianchin +36

We present James Webb Space Telescope (JWST) Near Infrared Spectrograph (NIRSpec) integral-field spectroscopy of the nearby luminous infrared galaxy, NGC 7469. We take advantage of…

astro-ph.GA2023★ 5 cited

Discovery of Hydrogen Radio Recombination Lines at z=0.89 towards PKS 1830-211

Kimberly L. Emig, Neeraj Gupta, Pedro Salas +14

We report the detection of stimulated hydrogen radio recombination line (RRL) emission from ionized gas in a galaxy using 580--1670 MHz observations from the MeerKAT Absor…

astro-ph.GA2022★ 28 cited

GOALS-JWST: Revealing the Buried Star Clusters in the Luminous Infrared Galaxy VV 114

Sean T. Linden, Aaron S. Evans, Lee Armus +30

We present the results of a {\it James Webb Space Telescope} NIRCam investigation into the young massive star cluster (YMC) population in the luminous infrared galaxy VV 114. We id…

astro-ph.GA2022★ 41 cited

GOALS-JWST: Resolving the Circumnuclear Gas Dynamics in NGC 7469 in the Mid-Infrared

Vivian U, Thomas Lai, Marina Bianchin +35

The nearby, luminous infrared galaxy (LIRG) NGC 7469 hosts a Seyfert nucleus with a circumnuclear star-forming ring and is thus the ideal local laboratory for investigating the sta…