Search Results - "Venemans, B"
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Rapidly star-forming galaxies adjacent to quasars at redshifts exceeding 6
Published in Nature (London) (25-05-2017)“…Four galaxies discovered near quasars at redshifts exceeding 6 have star-formation rates that are high enough to explain the massive elliptical galaxies known…”
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ALMA Reveals Potential Evidence for Spiral Arms, Bars, and Rings in High-redshift Submillimeter Galaxies
Published in The Astrophysical journal (10-05-2019)“…We present subkiloparsec-scale mapping of the 870 m ALMA continuum emission in six luminous (LIR ∼ 5 × 1012 L ) submillimeter galaxies (SMGs) from the ALESS…”
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Physical Properties of 15 Quasars at z 6.5
Published in The Astrophysical journal (10-11-2017)“…Quasars are galaxies hosting accreting supermassive black holes; due to their brightness, they are unique probes of the early universe. To date, only a few…”
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DISCOVERY OF THREE z > 6.5 QUASARS IN THE VISTA KILO-DEGREE INFRARED GALAXY (VIKING) SURVEY
Published in The Astrophysical journal (10-12-2013)“…Studying quasars at the highest redshifts can constrain models of galaxy and black hole formation, and it also probes the intergalactic medium in the early…”
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NO OVERDENSITY OF LYMAN-ALPHA EMITTING GALAXIES AROUND A QUASAR AT z ∼ 5.7
Published in The Astrophysical journal (01-01-2017)“…ABSTRACT Bright quasars, observed when the universe was less than one billion years old (z > 5.5), are known to host massive black holes (∼109 M ) and are…”
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XQR-30: The ultimate XSHOOTER quasar sample at the reionization epoch
Published in Monthly notices of the Royal Astronomical Society (23-05-2023)“…ABSTRACT The final phase of the reionization process can be probed by rest-frame UV absorption spectra of quasars at z ≳ 6, shedding light on the properties of…”
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CONSTRAINING THE RADIO-LOUD FRACTION OF QUASARS AT z > 5.5
Published in The Astrophysical journal (10-05-2015)“…ABSTRACT Radio-loud active galactic nuclei at are typically located in dense environments and their host galaxies are among the most massive systems at those…”
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Spectral Energy Distributions of Companion Galaxies to z ∼ 6 Quasars
Published in The Astrophysical journal (20-08-2019)“…Massive, quiescent galaxies are already observed at redshift z ∼ 4, i.e., ∼1.5 Gyr after the big bang. Current models predict them to be formed via massive,…”
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First discoveries of z ~ 6 quasars with the Kilo-Degree Survey and VISTA Kilo-Degree Infrared Galaxy survey
Published in Monthly notices of the Royal Astronomical Society (01-11-2015)“…We present the results of our first year of quasar search in the ongoing ESO public Kilo-Degree Survey (KiDS) and VISTA Kilo-Degree Infrared Galaxy (VIKING)…”
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Resolving the ISM at the Peak of Cosmic Star Formation with ALMA: The Distribution of CO and Dust Continuum in z ∼ 2.5 Submillimeter Galaxies
Published in The Astrophysical journal (10-08-2018)“…We use Atacama Large Millimeter Array (ALMA) observations of four submillimeter galaxies (SMGs) at z ∼ 2-3 to investigate the spatially resolved properties of…”
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THE EXTENDED HIGH A(V) QUASAR SURVEY: SEARCHING FOR DUSTY ABSORBERS TOWARD MID-INFRARED-SELECTED QUASARS
Published in The Astrophysical journal (20-11-2016)“…ABSTRACT We present the results of a new spectroscopic survey for dusty intervening absorption systems, particularly damped Ly absorbers (DLAs), toward…”
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Mapping the dynamics of a giant Ly α halo at z = 4.1 with MUSE: the energetics of a large-scale AGN-driven outflow around a massive, high-redshift galaxy
Published in Monthly notices of the Royal Astronomical Society (11-05-2015)“…We present Multi Unit Spectroscopic Explorer (MUSE) integral field unit spectroscopic observations of the ∼150 kpc Lyα halo around the z = 4.1 radio galaxy…”
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How neutral is the intergalactic medium surrounding the redshiftz= 7.085 quasar ULAS J1120+0641?
Published in Monthly notices of the Royal Astronomical Society. Letters (01-09-2011)“…The quasar ULAS J1120+0641 at redshiftz= 7.085 has a highly ionized near zone which is smaller than those around quasars of similar luminosity atz[sime] 6. The…”
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Hα emitters in z∼ 2 protoclusters: evidence for faster evolution in dense environments
Published in Monthly notices of the Royal Astronomical Society (2011)“…This is a study of Hα emitters in two dense galaxy protoclusters surrounding radio galaxies at z∼ 2. We show that the protocluster surrounding MRC 1138−262…”
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H alpha emitters in z similar to 2 protoclusters: evidence for faster evolution in dense environments
Published in Monthly notices of the Royal Astronomical Society (21-08-2011)“…This is a study of H alpha emitters in two dense galaxy protoclusters surrounding radio galaxies at z similar to 2. We show that the protocluster surrounding…”
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Characterising the contribution of dust-obscured star formation at ≳ 5 using 18 serendipitously identified [C ii ] emitters
Published in Monthly notices of the Royal Astronomical Society (08-10-2024)“…ABSTRACT We present a new method to determine the star formation rate density (SFRD) of the Universe at $z \gtrsim 5$ that includes the contribution of…”
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Exploring the substellar temperature regime down to ∼550 K
Published in Monthly notices of the Royal Astronomical Society (21-11-2008)“…We report the discovery of three very late T dwarfs in the UKIRT Infrared Deep Sky Survey (UKIDSS) Third Data Release: ULAS J101721.40+011817.9 (ULAS1017),…”
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A SINFONI view of flies in the Spiderweb: a galaxy cluster in the making
Published in Monthly notices of the Royal Astronomical Society (01-08-2011)“…The environment of the high-z radio galaxy PKS 1138−262 at z∼ 2.2 is a prime example of a forming galaxy cluster. We use deep Spectrograph for INtegral Field…”
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Lyman Break Galaxies, Lyα Emitters, and a Radio Galaxy in a Protocluster at z = 4.1
Published in The Astrophysical journal (20-01-2008)“…We present deep HST ACS observations in [unk] toward the z = 4.1 radio galaxy TN J1338-1942 and its overdensity of >30 spectroscopically confirmed Ly alpha…”
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Galaxy protocluster candidates around z∼ 2.4 radio galaxies
Published in Monthly notices of the Royal Astronomical Society (01-01-2011)“…We study the environments of six radio galaxies at 2.2 < z < 2.6 using wide-field near-infrared images. We use colour cuts to identify galaxies in this…”
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