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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
HerMES: Candidate high-redshift galaxies discovered with Herschel/Spire
Astrophysical Journal, Volume 780, No. 1, Year 2014
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Description
We present a method for selecting z > 4 dusty, star-forming galaxies (DSFGs) using Herschel/Spectral and Photometric Imaging Receiver 250/350/500 μm flux densities to search for red sources. We apply this method to 21 deg2 of data from the HerMES survey to produce a catalog of 38 high-z candidates. Follow-up of the first five of these sources confirms that this method is efficient at selecting high-z DSFGs, with 4/5 at z = 4.3-6.3 (and the remaining source at z = 3.4), and that they are some of the most luminous dusty sources known. Comparison with previous DSFG samples, mostly selected at longer wavelengths (e.g., 850 μm) and in single-band surveys, shows that our method is much more efficient at selecting high-z DSFGs, in the sense that a much larger fraction are at z > 3. Correcting for the selection completeness and purity, we find that the number of bright (S 500 μm ≥ 30 mJy), red Herschel sources is 3.3 ± 0.8 deg-2. This is much higher than the number predicted by current models, suggesting that the DSFG population extends to higher redshifts than previously believed. If the shape of the luminosity function for high-z DSFGs is similar to that at z ∼ 2, rest-frame UV based studies may be missing a significant component of the star formation density at z = 4-6, even after correction for extinction. © 2014. The American Astronomical Society. All rights reserved.
Authors & Co-Authors
Dowell, Charles Darren
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Conley, Alexander J.
United States, Boulder
University of Colorado Boulder
Glenn, Jason
United States, Boulder
University of Colorado Boulder
Arumugam, Vinodiran
United Kingdom, Edinburgh
University of Edinburgh, Institute for Astronomy
Asboth, V.
Canada, Vancouver
The University of British Columbia
Aussel, Hervé
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Bertoldi, Frank
Germany, Bonn
Universität Bonn
Béthermin, Matthieu M.
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Bock, James J.
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Boselli, Alessandro
France, Marseille
Aix Marseille Université
Bridge, Carrie R.
United States, Pasadena
California Institute of Technology
Buat, Véronique
France, Marseille
Aix Marseille Université
Burgarella, Denis
France, Marseille
Aix Marseille Université
Cabrera-Lavers, Antonio L.
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Spain, Tenerife
Gtc Project
Casey, Caitlin M.
United States, Honolulu
University Hawaii Institute for Astronomy
Chapman, Scott C.
Canada, Halifax
Dalhousie University
United Kingdom, Cambridge
Institute of Astronomy
Clements, David L.
United Kingdom, London
Imperial College London
Conversi, Luca
Spain, Madrid
European Space Astronomy Centre
Cooray, Asantha Roshan
United States, Pasadena
California Institute of Technology
United States, Irvine
University of California, Irvine
Dannerbauer, Helmut
Austria, Vienna
Universität Wien
de Bernardis, Francesco
United States, Irvine
University of California, Irvine
Ellsworth-Bowers, Timothy P.
United States, Boulder
University of Colorado Boulder
Farrah, Duncan G.
United States, Blacksburg
Virginia Polytechnic Institute and State University
Franceschini, Alberto
Italy, Padua
Università Degli Studi Di Padova
Griffin, Matthew J.
United Kingdom, Cardiff
Cardiff University
Gurwell, Mark A.
United States, Cambridge
Harvard-smithsonian Center for Astrophysics
Halpern, Mark
Canada, Vancouver
The University of British Columbia
Hatziminaoglou, Evanthia
Germany, Garching Bei Munchen
European Southern Observatory
Heinis, Sébastien
France, Marseille
Aix Marseille Université
Ibar, E.
United Kingdom, Edinburgh
Royal Observatory
Chile, Santiago
Pontificia Universidad Católica de Chile
Ivison, Robert J.
United Kingdom, Edinburgh
University of Edinburgh, Institute for Astronomy
United Kingdom, Edinburgh
Royal Observatory
Laporte, Nicolas
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Marchetti, Lucia
Italy, Padua
Università Degli Studi Di Padova
United Kingdom, Milton Keynes
The Open University
Martínez-Navajas, Paloma I.
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Marsden, Gaelen
Canada, Vancouver
The University of British Columbia
Morrison, Glenn E.
United States, Honolulu
University Hawaii Institute for Astronomy
United States, Kamuela
Télescope Canada-france-hawaii
Nguyên, Hien Trong
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
O'Halloran, Brian
United Kingdom, London
Imperial College London
Oliver, Seb J.
United Kingdom, Brighton
University of Sussex
Omont, Alain A.
France, Paris
Institut D’astrophysique de Paris
Page, Mathew J.
United Kingdom, Dorking
Ucl Mullard Space Science Laboratory
Papageorgiou, Andreas
United Kingdom, Cardiff
Cardiff University
Pearson, Christopher P.
United Kingdom, Milton Keynes
The Open University
United Kingdom, Didcot
Ral Space
Petitpas, Glen R.
United States, Cambridge
Harvard-smithsonian Center for Astrophysics
Pérez-Fournon, Ismael
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Pohlen, Michael
United Kingdom, Cardiff
Cardiff University
Riechers, Dominick A.
United States, Pasadena
California Institute of Technology
United States, Ithaca
Cornell University
Rigopoulou, Dimitra
United Kingdom, Didcot
Ral Space
United Kingdom, Oxford
University of Oxford
Roseboom, Isaac G.
United Kingdom, Edinburgh
University of Edinburgh, Institute for Astronomy
United Kingdom, Brighton
University of Sussex
Rowan-Robinson, Michael
United Kingdom, London
Imperial College London
Sayers, Jack
United States, Pasadena
California Institute of Technology
Schulz, Bernhard
United States, Pasadena
California Institute of Technology
Scott, Douglas J.
Canada, Vancouver
The University of British Columbia
Seymour, Nick
Australia, Canberra
Commonwealth Scientific and Industrial Research Organisation
Shupe, David L.
United States, Pasadena
California Institute of Technology
Smith, Anthony J.
United Kingdom, Brighton
University of Sussex
Streblyanska, Alina
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Symeonidis, Myrto
United Kingdom, Dorking
Ucl Mullard Space Science Laboratory
Vaccari, Mattia
Italy, Padua
Università Degli Studi Di Padova
South Africa, Bellville
University of the Western Cape
Valtchanov, Ivan
Spain, Madrid
European Space Astronomy Centre
Vieira, Joaquin D.
United States, Pasadena
California Institute of Technology
Viero, Marco P.
United States, Pasadena
California Institute of Technology
Wang, Lingyu
United Kingdom, Brighton
University of Sussex
Wardlow, Julie L.
United States, Irvine
University of California, Irvine
Xu, Cong Kevin
United States, Pasadena
California Institute of Technology
Zemcov, Michael B.
United States, Pasadena
California Institute of Technology
Statistics
Citations: 88
Authors: 66
Affiliations: 35
Identifiers
Doi:
10.1088/0004-637X/780/1/75
ISSN:
0004637X
e-ISSN:
15384357
Study Design
Cross Sectional Study
Cohort Study
Study Approach
Quantitative