output
19912026
Showing 2018 · astro-ph.GAShow all

53 papers · 2 filters

astro-ph.GA2018★ 9 cited

Near-Infrared Survey and Photometric Redshifts in the Extended GOODS-North field

Li-Ting Hsu, Lihwai Lin, Mark Dickinson +22

We present deep and -band images in the extended Great Observatories Origins Deep Survey-North (GOODS-N) field covering an area of 0.22 . The observations were…

astro-ph.GA2018★ 26 cited

Quantifying the suppression of the (un)-obscured star formation in galaxy cluster cores at 0.20.9

L. Rodríguez-Muñoz, G. Rodighiero, C. Mancini +21

We quantify the star formation (SF) in the inner cores (/0.3) of 24 massive galaxy clusters at 0.20.9 observed by the …

astro-ph.GA2018★ 28 cited

Stellar mass spectrum within massive collapsing clumps III. Effects of temperature and magnetic field

Yueh-Ning Lee, Patrick Hennebelle

The stellar mass spectrum is an important property of the stellar cluster and a fundamental quantity to understand our Universe. The fragmentation of diffuse molecular cloud into s…

astro-ph.GA2018★ 101 cited

The FMOS-COSMOS survey of star-forming galaxies at VI: Redshift and emission-line catalog and basic properties of star-forming galaxies

Daichi Kashino, John D. Silverman, David Sanders +12

We present a new data release from the Fiber Multi-Object Spectrograph (FMOS)-COSMOS survey, which contains the measurements of spectroscopic redshift and flux of rest-frame optica…

astro-ph.GA2018★ 86 cited

Chandra centres for COSMOS X-ray galaxy groups: Differences in stellar properties between central dominant and offset brightest group galaxies

Ghassem Gozaliasl, Alexis Finoguenov, Masayuki Tanaka +24

We present the results of a search for galaxy clusters and groups in the square degree of the COSMOS field using all available X-ray observations from the XMM-Newton and Ch…

astro-ph.GA2018★ 63 cited

JCMT BISTRO survey: Magnetic Fields within the Hub-Filament Structure in IC 5146

Jia-Wei Wang, Shih-Ping Lai, Chakali Eswaraiah +130

We present the 850 m polarization observations toward the IC5146 filamentary cloud taken using the Submillimetre Common-User Bolometer Array 2 (SCUBA-2) and its associated polar…

astro-ph.GA2018★ 44 cited

Metals and dust content across the galaxies M101 and NGC 628

J. M. Vilchez, M. Relano, R. Kennicutt +3

We present a spatially resolved study of the relation between dust and metallicity in the nearby spiral galaxies M101 (NGC 5457) and NGC 628 (M74). We explore the relation between…

astro-ph.GA2018★ 36 cited

Dust emission profiles of DustPedia galaxies

A. V. Mosenkov, M. Baes, S. Bianchi +19

Most radiative transfer models assume that dust in spiral galaxies is distributed exponentially. In this paper our goal is to verify this assumption by analysing the two-dimensiona…

astro-ph.GA2018★ 123 cited

A Survey of Atomic Carbon [C I] in High-redshift Main-Sequence Galaxies

F. Valentino, G. E. Magdis, E. Daddi +15

We present the first results of an ALMA survey of the lower fine structure line of atomic carbon [C I] in far infrared-selected galaxies on the main sequence a…

astro-ph.GA2018★ 65 cited

Revealing environmental dependence of molecular gas content in a distant X-ray cluster at z=2.51

Tao Wang, David Elbaz, Emanuele Daddi +13

We present a census of the molecular gas properties of galaxies in the most distant known X-ray cluster, CLJ1001, at z=2.51, using deep observations of CO(1-0) with JVLA. In total…

astro-ph.GA2018★ 7 cited

Dwarf Galaxies: Their Low Metallicity Interstellar Medium

Suzanne C. Madden, Diane Cormier

This review describes where we are today in light of the dust and gas properties and their relation to star formation, in low metallicity galaxies of the local universe following r…

astro-ph.GA2018★ 30 cited

The integrated properties of the CALIFA galaxies: Model-derived galaxy parameters and quenching of star formation

T. Bitsakis, S. F. Sanchez, L. Ciesla +6

We present a study of the integrated properties of the 835 galaxies in the CALIFA survey. To derive the main physical parameters of the galaxies we have fitted their UV-to-IR spect…

astro-ph.GA2018★ 57 cited

PAHs as tracers of the molecular gas in star-forming galaxies

I. Cortzen, J. Garrett, G. Magdis +12

[Abridged] We combine new CO(1-0) line observations of 24 intermediate redshift galaxies (0.03 < z < 0.28) along with literature data of galaxies at 0<z<4 to explore scaling relati…

astro-ph.GA2018★ 30 cited

Modeling ionized gas in low-metallicity environments: the Local Group dwarf galaxy IC10

F. L. Polles, S. C. Madden, V. Lebouteiller +9

Our objective is to investigate the physical properties of the ionised gas of the low-metallicity dwarf galaxy, IC 10, at various spatial scales: from individual HII regions to the…

astro-ph.GA2018★ 54 cited

The molecular gas content and fuel efficiency of starbursts at z ~ 1.6 with ALMA

J. Silverman, W. Rujopakarn, E. Daddi +17

We present an analysis of the molecular gas properties, based on CO(2 - 1) emission, of twelve starburst galaxies at z~1.6 selected by having a boost (>~4x) in their star formation…

astro-ph.GA2018★ 19 cited

Concurrent starbursts in molecular gas disks within a pair of colliding galaxies at z = 1.52

J. Silverman, E. Daddi, W. Rujopakarn +20

We report on the discovery of a merger-driven starburst at z = 1.52, PACS-787, based on high signal-to-noise ALMA observations. CO(5-4) and continuum emission (850um) at a spatial…

astro-ph.GA2018★ 63 cited

The fraction of bolometric luminosity absorbed by dust in DustPedia galaxies

S. Bianchi, P. De Vis, S. Viaene +16

We study the fraction of stellar radiation absorbed by dust, f_abs, in 814 galaxies of different morphological types. The targets constitute the vast majority (93%) of the DustPedi…

astro-ph.GA2018★ 2 cited

Star Formation and Molecular Gas in Extremely Metal-poor Galaxies: Insights from the Thermal Balance in the Neutral Gas

Vianney Lebouteiller

The apparent lack of cold molecular gas in blue compact dwarf (BCD) galaxies is at variance with their intense star-formation episode. The CO molecule, often used a tracer of H2 th…

astro-ph.GA2018★ 46 cited

Impact of galactic shear and stellar feedback on star formation

Cédric Colling, Patrick Hennebelle, Sam Geen +2

A numerical shearing box is used to perform three-dimensional simulations of a 1 kpc stratified cubic box of turbulent and self-gravitating interstellar medium (in a rotating frame…

astro-ph.GA2018★ 2 cited

A unique distant submillimeter galaxy with an X-ray-obscured radio-luminous active galactic nucleus

X. W. Shu, Y. Q. Xue, D. Z. Liu +10

We present a multiwavelength study of an atypical submillimeter galaxy in the GOODS-North field, with the aim to understand its physical properties of stellar and dust emission, as…

astro-ph.GA2018★ 103 cited

The CO Luminosity Density at High-z (COLDz) Survey: A Sensitive, Large Area Blind Search for Low-J CO Emission from Cold Gas in the Early Universe with the Karl G. Jansky Very Large Array

Riccardo Pavesi, Chelsea E. Sharon, Dominik A. Riechers +16

We describe the CO Luminosity Density at High-z (COLDz) survey, the first spectral line deep field targeting CO(1-0) emission from galaxies at and CO(2-1) at $z=4.91-…

astro-ph.GA2018★ 9 cited

Relativistic supernova 2009bb exploded close to an atomic gas cloud

Michał J. Michałowski, G. Gentile, T. Kruhler +19

The potential similarity of the powering mechanisms of relativistic SNe and GRBs allowed us to make a prediction that relativistic SNe are born in environments similar to those of…

astro-ph.GA2018★ 6 cited

High-redshift quasar selection from the CFHQSIR survey

S. Pipien, J. G. Cuby, S. Basa +4

Being observed only one billion years after the Big Bang, z ~ 7 quasars are a unique opportunity for exploring the early Universe. However, only two z ~ 7 quasars have been discove…

astro-ph.GA2018★ 75 cited

Discovery of Strongly Inverted Metallicity Gradients in Dwarf Galaxies at 2

Xin Wang, Tucker A. Jones, Tommaso Treu +12

We report the first sub-kiloparsec spatial resolution measurements of strongly inverted gas-phase metallicity gradients in two dwarf galaxies at 2. The galaxies have stell…