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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
Herschel reveals a Tdust-unbiased selection of z~ 2 ultraluminous infrared galaxies
Monthly Notices of the Royal Astronomical Society, Volume 409, No. 1, Year 2010
Notification
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Description
Using Herschel Photodetector Array Camera (PACS) and Spectral and Photometric Imaging Receiver (SPIRE) observations of Lockman Hole-North and Great Observatories Origins Deep Survey-North (GOODS-N) as part of the Herschel Multi-tiered Extragalactic Survey (HerMES) project, we explore the far-infrared (IR) properties of a sample of mid-IR-selected starburst-dominated ultraluminous infrared galaxies (ULIRGs) at z~ 2. The selection of the sample is based on the detection of the stellar bump that appears in the spectral energy distribution of star-forming galaxies at 1.6 μm. We derive robust estimates of infrared luminosities (LIR) and dust temperatures (Td) of the population and find that while the luminosities in our sample span less than an order of magnitude (12.24 ≤ log(LIR/L·) ≤ 12.94), they cover a wide range of dust temperatures (25 ≤Td≤ 62 K). Galaxies in our sample range from those that are as cold as high-z submillimetre galaxies (SMGs) to those that are as warm as optically faint radio galaxies (OFRGs) and local ULIRGs. Nevertheless, our sample has median Td= 42.3 K, filling the gap between SMGs and OFRGs, bridging the two populations. We demonstrate that a significant fraction of our sample would be missed from ground-based (sub)mm surveys (850-1200 μm), showing that the latter introduce a bias towards the detection of colder sources. We conclude that Herschel observations confirm the existence of high-z ULIRGs warmer than SMGs, show that the mid-IR selection of high-z ULIRGs is not Td dependent, reveal a large dispersion in Td of high-z ULIRGs and provide the means to characterize the bulk of the ULIRG population, free from selection biases introduced by ground-based (sub)mm surveys. © 2010 The Authors. Journal compilation © 2010 RAS.
Authors & Co-Authors
Magdis, Georgios E.
France, Gif-sur-yvette
Cea Saclay
Elbaz, David
France, Gif-sur-yvette
Cea Saclay
Hwang, Ho-seong
France, Gif-sur-yvette
Cea Saclay
Amblard, Alexandre
United States, Irvine
University of California, Irvine
Arumugam, Vinodiran
United Kingdom, Edinburgh
The University of Edinburgh
Aussel, Hervé
France, Gif-sur-yvette
Cea Saclay
Blain, Andrew W.
United States, Pasadena
California Institute of Technology
Bock, James J.
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Boselli, Alessandro
France, Marseille
Oamp Observatoire Astronomique de Marseille-provence
Buat, Véronique
France, Marseille
Oamp Observatoire Astronomique de Marseille-provence
Castro-Rodriguéz, Nieves
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Cava, Antonio
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Chanial, Pierre F.
United Kingdom, London
Imperial College London
Clements, David L.
United Kingdom, London
Imperial College London
Conley, Alexander J.
United States, Boulder
Planetary Solutions, Inc.
Conversi, Luca
Spain, Madrid
European Space Astronomy Centre
Cooray, Asantha Roshan
United States, Irvine
University of California, Irvine
United States, Pasadena
California Institute of Technology
Dowell, Charles Darren
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Dwek, Eli
United States, Greenbelt
Nasa Goddard Space Flight Center
Eales, Stephen A.
United Kingdom, Cardiff
Cardiff University
Farrah, Duncan G.
United Kingdom, Brighton
University of Sussex
Franceschini, Alberto
Italy, Padua
Università Degli Studi Di Padova
Glenn, Jason
United States, Boulder
Planetary Solutions, Inc.
Griffin, Matthew J.
United Kingdom, Cardiff
Cardiff University
Halpern, Mark
Canada, Vancouver
The University of British Columbia
Hatziminaoglou, Evanthia
Germany, Garching Bei Munchen
European Southern Observatory
Huang, Jiasheng
United States, Cambridge
Harvard-smithsonian Center for Astrophysics
Ibar, E.
United Kingdom, Edinburgh
Uk Astronomy Technology Centre
Isaak, Kate G.
United Kingdom, Cardiff
Cardiff University
Le Floc'H, Émeric
France, Gif-sur-yvette
Cea Saclay
Lagache, Guilaine
France, Gif-sur-yvette
Université Paris-saclay
Levenson, Louis R.
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Lonsdale, Carol J.
United States, Charlottesville
National Radio Astronomy Observatory
Lu, Nanyao
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Madden, Suzanne C.
France, Gif-sur-yvette
Cea Saclay
Maffei, Bruno
United Kingdom, Manchester
The University of Manchester
Mainetti, Gabrielle
Italy, Padua
Università Degli Studi Di Padova
Marchetti, Lucia
Italy, Padua
Università Degli Studi Di Padova
Morrison, Glenn E.
United States, Honolulu
University of Hawaiʻi at Mānoa
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
Sorbonne Université
Owen, Frazer N.
United States, Socorro
National Radio Astronomy Observatory Socorro
Page, Mathew J.
United Kingdom, London
University College London
Pannella, M.
United States, Socorro
National Radio Astronomy Observatory Socorro
Panuzzo, Pasquale
France, Gif-sur-yvette
Cea Saclay
Papageorgiou, Andreas
United Kingdom, Cardiff
Cardiff University
Pearson, Christopher P.
United Kingdom, Didcot
Rutherford Appleton Laboratory
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
Rigopoulou, Dimitra
United Kingdom, Didcot
Rutherford Appleton Laboratory
United Kingdom, Oxford
University of Oxford
Roseboom, Isaac G.
United Kingdom, Brighton
University of Sussex
Rowan-Robinson, Michael
United Kingdom, London
Imperial College London
Schulz, Bernhard
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Scott, Douglas J.
Canada, Vancouver
The University of British Columbia
Seymour, Nick
United Kingdom, London
University College London
Shupe, David L.
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Smith, Anthony J.
United Kingdom, Brighton
University of Sussex
Stevens, Jason A.
United Kingdom, Hatfield
University of Hertfordshire
Strazzullo, Veronica
United States, Socorro
National Radio Astronomy Observatory Socorro
Symeonidis, Myrto
United Kingdom, London
University College London
Trichas, Markos
United Kingdom, London
Imperial College London
Tugwell, K. E.
United Kingdom, London
University College London
Vaccari, Mattia
Italy, Padua
Università Degli Studi Di Padova
Valtchanov, Ivan
Spain, Madrid
European Space Astronomy Centre
Vigroux, Laurent G.
France, Paris
Sorbonne Université
Wang, Lingyu
United Kingdom, Brighton
University of Sussex
Wright, Gillian S.
United Kingdom, Edinburgh
Uk Astronomy Technology Centre
Xu, Cong Kevin
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Zemcov, Michael B.
United States, Pasadena
California Institute of Technology
United States, Pasadena
Jet Propulsion Laboratory
Statistics
Citations: 63
Authors: 71
Affiliations: 30
Identifiers
Doi:
10.1111/j.1365-2966.2010.17551.x
ISSN:
00358711
Study Design
Cross Sectional Study
Study Approach
Quantitative