Showing 2019 · astro-ph.GAShow all

56 papers · 2 filters

astro-ph.GA2019★ 41 cited

Probing the full CO spectral line energy distribution (SLED) in the nuclear region of a quasar-starburst system at

Jianan Li, Ran Wang, Dominik Riechers +14

We report Atacama Large Millimeter/submillimeter Array (ALMA) observations of CO , , and and NOrthern Extend…

astro-ph.GA2019★ 49 cited

NOEMA redshift measurements of bright Herschel galaxies

R. Neri, P. Cox, A. Omont +31

Using the IRAM NOrthern Extended Millimeter Array (NOEMA), we conducted a program to measure redshifts for 13 bright galaxies detected in the Herschel Astrophysical Large Area Surv…

astro-ph.GA2019★ 2 cited

Realistic Models for Filling and Abundance Discrepancy Factors in Photoionised Nebulae

Brandon M. Bergerud, Steven R. Spangler, Kara M. Beauchamp

When comparing nebular electron densities derived from collisionally excited lines (CELs) to those estimated using the emission measure, significant discrepancies are common. The s…

astro-ph.GA2019★ 159 cited

The ALPINE-ALMA [CII] Survey: Multi-Wavelength Ancillary Data and Basic Physical Measurements

A. L. Faisst, D. Schaerer, B. C. Lemaux +37

We present the ancillary data and basic physical measurements for the galaxies in the ALMA Large Program to Investigate C+ at Early Times (ALPINE) survey - the first large multi-wa…

astro-ph.GA2019★ 18 cited

The ALMA Spectroscopic Survey in the HUDF: Constraining cumulative CO emission at with power spectrum analysis of ASPECS LP data from 84 to 115 GHz

Bade Uzgil, Chris Carilli, Adam Lidz +12

We present a power spectrum analysis of the ALMA Spectroscopic Survey Large Program (ASPECS LP) data from 84 to 115 GHz. These data predominantly probe small-scale fluctuations ($k…

astro-ph.GA2019★ 135 cited

Automated Mining of the ALMA Archive in the COSMOS Field (A3COSMOS): II. Cold Molecular Gas Evolution out to Redshift 6

Daizhong Liu, E. Schinnerer, B. Groves +13

We present new measurements of the cosmic cold molecular gas evolution out to redshift 6 based on systematic mining of the ALMA public archive in the COSMOS deep field (A3COSMOS).…

astro-ph.GA2019★ 100 cited

Automated Mining of the ALMA Archive in the COSMOS Field (A3COSMOS): I. Robust ALMA Continuum Photometry Catalogs and Stellar Mass and Star Formation Properties for ~700 Galaxies at z=0.5-6

Daizhong Liu, P. Lang, B. Magnelli +21

The rich information on (sub)millimeter dust continuum emission from distant galaxies in the public Atacama Large Millimeter/submillimeter Array (ALMA) archive is contained in thou…

astro-ph.GA2019★ 13 cited

Detection of pulses from the Vela pulsar at millimeter wavelengths with phased ALMA

Kuo Liu, Andre Young, Robert Wharton +20

We report on the first detection of pulsed radio emission from a radio pulsar with the ALMA telescope. The detection was made in the Band-3 frequency range (85-101 GHz) using ALMA…

astro-ph.GA2019★ 52 cited

A dense, solar metallicity ISM in the z=4.2 dusty star-forming galaxy SPT0418-47

Carlos De Breuck, Axel Weiss, Matthieu Bethermin +16

We present a study of six far-infrared fine structure lines in the z=4.225 lensed dusty star-forming galaxy SPT0418-47 to probe the physical conditions of its InterStellar Medium (…

astro-ph.GA2019★ 24 cited

SCUBA-2 observations of candidate starbursting protoclusters selected by Planck and Herschel-SPIRE

T. Cheng, D. L. Clements, J. Greenslade +21

We present SCUBA-2 850-m observations of 13 candidate starbursting protoclusters selected using Planck and Herschel data. The cumulative number counts of the 850-m sources in…

astro-ph.GA2019★ 149 cited

Off the baryonic Tully-Fisher relation: a population of baryon-dominated ultra-diffuse galaxies

Pavel E. Mancera Piña, Filippo Fraternali, Elizabeth A. K. Adams +17

We study the gas kinematics traced by the 21-cm emission of a sample of six HIrich low surface brightness galaxies classified as ultra-diffuse galaxies (UDGs). Using the 3D kine…

astro-ph.GA2019★ 16 cited

Spitzer catalog of Herschel-selected ultrared dusty, star-forming galaxies

Jingzhe Ma, Asantha Cooray, Hooshang Nayyeri +24

The largest Herschel extragalactic surveys, H-ATLAS and HerMES, have selected a sample of "ultrared" dusty, star-forming galaxies (DSFGs) with rising SPIRE flux densities ($S_{500}…

astro-ph.GA2019★ 42 cited

The ALPINE-ALMA [CII] Survey: A Triple Merger at z~4.56

G. C. Jones, M. Bethermin, Y. Fudamoto +29

We report the detection of [CII]158um emission from a system of three closely-separated sources in the COSMOS field at z~4.56, as part of the ALMA Large Program to INvestigate CII…

astro-ph.GA2019★ 7 cited

CO and Fine-Structure Lines Reveal Low Metallicity in a Stellar-Mass-Rich Galaxy at z ~ 1?

C. Lamarche, G. J. Stacey, A. Vishwas +5

We present detections of the CO(4-3) and [C I] 609 m spectral lines, as well as the dust continuum at 480.5 GHz (rest-frame), in 3C 368, a Fanaroff-Riley class II (FR-II) galaxy…

astro-ph.GA2019★ 21 cited

Five Gas-rich Ultra-faint Dwarf Galaxy Candidates Discovered in WIYN Imaging of ALFALFA Sources

William Janesh, Katherine L. Rhode, John J. Salzer +5

We present results from the analysis of WIYN pODI imaging of 23 ultra-compact high-velocity clouds (UCHVCs), which were identified in the ALFALFA HI survey as possible dwarf galaxi…

astro-ph.GA2019★ 13 cited

Discovery of a giant and luminous Lya+CIV+HeII nebula at z=3.326 with extreme emission line ratios

R. Marques-Chaves, I. Pérez-Fournon, M. Villar-Martín +17

We present the discovery of HLock01-LAB, a luminous and large Lya nebula at z=3.326. Medium-band imaging and long-slit spectroscopic observations with the Gran Telescopio Canarias…

astro-ph.GA2019★ 20 cited

Neutral carbon and highly excited CO in a massive star-forming main sequence galaxy at z=2.2

Drew Brisbin, Manuel Aravena, Emanuele Daddi +5

We used the Plateau De Bure Interferometer to observe multiple CO and neutral carbon transitions in a z=2.2 main sequence disk galaxy, BX610. Our observation of CO(7-6), CO(4-3), a…

astro-ph.GA2019★ 24 cited

Spectral Energy Distributions of Companion Galaxies to z6 Quasars

C. Mazzucchelli, R. Decarli, E. P. Farina +10

Massive, quiescent galaxies are already observed at redshift , i.e. 1.5 Gyr after the Big Bang. Current models predict them to be formed via massive, gas-rich mergers…

astro-ph.GA2019★ 72 cited

Resolved [CII] Emission from z>6 Quasar Host -- Companion Galaxy Pairs

Marcel Neeleman, Eduardo Bañados, Fabian Walter +10

We report on ~0.35"(~2 kpc) resolution observations of the [CII] and dust continuum emission from five z>6 quasar host-companion galaxy pairs obtained with the Atacama Large Millim…

astro-ph.GA2019★ 20 cited

The High-Mass Protostellar Population of a Massive Infrared Dark Cloud

Emily Moser, Mengyao Liu, Jonathan C. Tan +3

We conduct a census of the high-mass protostellar population of the Infrared Dark Cloud (IRDC) G028.37+00.07, identifying 35 sources based on their m e…

astro-ph.GA2019★ 24 cited

Quantifying the Thermal Sunyaev-Zel'dovich Effect and Excess Millimeter Emission in Quasar Environments

Kirsten R. Hall, Nadia L. Zakamska, Graeme Addison +23

In this paper we probe the hot, post-shock gas component of quasar-driven winds through the thermal Sunyaev-Zel'dovich (tSZ) effect. Combining datasets from the Atacama Cosmology T…

astro-ph.GA2019★ 6 cited

Dynamical Properties of Molecular-forming Gas Clumps in Galaxies at the Epoch of Reionization

T. K. Daisy Leung, Andrea Pallottini, Andrea Ferrara +1

We study the properties of molecular-forming gas clumps (MGCs) at the epoch of reionization using cosmological zoom-in simulations. We identify MGCs in a z=6 prototypical galaxy ("…

astro-ph.GA2019★ 1.7k cited

First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole

The Event Horizon Telescope Collaboration

We present measurements of the properties of the central radio source in M87 using Event Horizon Telescope data obtained during the 2017 campaign. We develop and fit geometric cres…

astro-ph.GA2019★ 1.5k cited

First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring

The Event Horizon Telescope Collaboration

The Event Horizon Telescope (EHT) has mapped the central compact radio source of the elliptical galaxy M87 at 1.3 mm with unprecedented angular resolution. Here we consider the phy…