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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
A comprehensive view of a strongly lensed planck-associated submillimeter galaxy
Astrophysical Journal, Volume 753, No. 2, Article 134, Year 2012
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Description
We present high-resolution maps of stars, dust, and molecular gas in a strongly lensed submillimeter galaxy (SMG) at z = 3.259. HATLAS J114637.9-001132 is selected from the Herschel-Astrophysical Terahertz Large Area Survey (H-ATLAS) as a strong lens candidate mainly based on its unusually high 500 μm flux density (300mJy). It is the only high-redshift Planck detection in the 130deg2 H-ATLAS Phase-I area. Keck Adaptive Optics images reveal a quadruply imaged galaxy in the K band while the Submillimeter Array and the Jansky Very Large Array show doubly imaged 880 μm and CO(1→0) sources, indicating differentiated distributions of the various components in the galaxy. In the source plane, the stars reside in three major kpc-scale clumps extended over 1.6kpc, the dust in a compact (∼1 kpc) region ∼3kpc north of the stars, and the cold molecular gas in an extended (∼7kpc) disk ∼5kpc northeast of the stars. The emissions from the stars, dust, and gas are magnified by ∼17, ∼8, and ∼7times, respectively, by four lensing galaxies at z ∼1. Intrinsically, the lensed galaxy is a warm (T dust ∼40-65 K), hyper-luminous (L IR ∼ 1.7 × 1013 L star formation rate (SFR) ∼2000 M yr-1), gas-rich (M gas/M baryon 70%), young (M stellar/SFR 20Myr), and short-lived (M gas/SFR 40Myr) starburst. With physical properties similar to unlensed z > 2 SMGs, HATLAS J114637.9-001132 offers a detailed view of a typical SMG through a powerful cosmic microscope. © 2012. The American Astronomical Society. All rights reserved..
Authors & Co-Authors
Fu, Hai
United States, Irvine
University of California, Irvine
Jullo, Eric
France, Marseille
Oamp Observatoire Astronomique de Marseille-provence
Cooray, Asantha Roshan
United States, Irvine
University of California, Irvine
Bussmann, Robert Shane
United States, Cambridge
Harvard-smithsonian Center for Astrophysics
Ivison, Robert J.
United Kingdom, Edinburgh
Royal Observatory
Pérez-Fournon, Ismael
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Djorgovski, Stanislav George
United States, Pasadena
California Institute of Technology
Saudi Arabia, Jeddah
King Abdulaziz University
Scoville, Nicholas Z.
United States, Pasadena
California Institute of Technology
Yan, Lin
United States, Pasadena
California Institute of Technology
Riechers, Dominick A.
United States, Pasadena
California Institute of Technology
Aguirre, James E.
United States, Philadelphia
University of Pennsylvania
Auld, Robbie R.
United Kingdom, Cardiff
Cardiff University
Baes, Maarten
Belgium, Ghent
Universiteit Gent
Bradford, Charles Matt
United States, Pasadena
California Institute of Technology
Cava, Antonio
Spain, Madrid
Universidad Complutense de Madrid
Clements, David L.
United Kingdom, London
Imperial College London
Dannerbauer, Helmut
Austria, Vienna
Universität Wien
France, Gif-sur-yvette
Astrophysique, Instrumentation et Modélisation de Paris-saclay
Dariush, Aliakbar A.
United Kingdom, London
Imperial College London
de Zotti, Gianfranco
Italy, Padua
Osservatorio Astronomico Di Padova
Italy, Trieste
Scuola Internazionale Superiore Di Studi Avanzati
Dole, Hervé A.
France, Orsay
Institut D'astrophysique Spatiale
Dunne, Loretta
United Kingdom, Nottingham
University of Nottingham
Dye, S.
United Kingdom, Nottingham
University of Nottingham
Eales, Stephen A.
United Kingdom, Cardiff
Cardiff University
Frayer, David T.
United States, Charlottesville
Nrao
Gavazzi, Raphaël
France, Paris
Institut D’astrophysique de Paris
Gurwell, Mark A.
United States, Cambridge
Harvard-smithsonian Center for Astrophysics
Harris, Andrew I.
United States, College Park
University of Maryland, College Park
Herranz, Diego
Spain, Santander
Csic-uc - Instituto de Física de Cantabria Ifca
Hopwood, Rosalind H.B.
United Kingdom, London
Imperial College London
Hoyos, Carlos
United Kingdom, Nottingham
University of Nottingham
Ibar, E.
United Kingdom, Edinburgh
Royal Observatory
Jarvis, Matthew J.
United Kingdom, Hatfield
University of Hertfordshire
South Africa, Bellville
University of the Western Cape
Kim, Sam
United States, Irvine
University of California, Irvine
Leeuw, Lerothodi L.
South Africa, Johannesburg
University of Johannesburg
United States, Mountain View
Seti Institute
Lupu, Roxana E.
United States, Philadelphia
University of Pennsylvania
Maddox, Steve J.
United Kingdom, Nottingham
University of Nottingham
Martínez-Navajas, Paloma I.
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Michałowski, Michał J.
United Kingdom, Edinburgh
University of Edinburgh, Institute for Astronomy
Negrello, Mattia
Italy, Padua
Osservatorio Astronomico Di Padova
United Kingdom, Milton Keynes
The Open University
Omont, Alain A.
France, Paris
Institut D’astrophysique de Paris
Rosenman, M.
United States, Philadelphia
University of Pennsylvania
Scott, Douglas J.
Canada, Vancouver
The University of British Columbia
Serjeant, Stephen B.G.
United Kingdom, Milton Keynes
The Open University
Smail, Ian R.
United Kingdom, Durham
Durham University
Swinbank, A. Mark
United Kingdom, Durham
Durham University
Valiante, Elisabetta
United Kingdom, Cardiff
Cardiff University
Verma, Aprajita
United Kingdom, Oxford
University of Oxford
Vieira, Joaquin D.
United States, Pasadena
California Institute of Technology
Wardlow, Julie L.
United States, Irvine
University of California, Irvine
van der Werf, Paul P.
Netherlands, Leiden
Sterrewacht Leiden
Statistics
Citations: 86
Authors: 50
Affiliations: 34
Identifiers
Doi:
10.1088/0004-637X/753/2/134
ISSN:
0004637X
e-ISSN:
15384357
Study Design
Cross Sectional Study
Study Approach
Quantitative