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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
Herschel-ATLAS: The dust energy balance in the edge-on spiral galaxy UGC 4754
Astronomy and Astrophysics, Volume 518, No. 3, Article L39, Year 2010
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Description
We use Herschel PACS and SPIRE observations of the edge-on spiral galaxy UGC 4754, taken as part of the H-ATLAS SDP observations, to investigate the dust energy balance in this galaxy. We build detailed SKIRT radiative models based on SDSS and UKIDSS maps and use these models to predict the far-infrared emission. We find that our radiative transfer model underestimates the observed FIR emission by a factor of two to three. Similar discrepancies have been found for other edge-on spiral galaxies based on IRAS, ISO, and SCUBA data. Thanks to the good sampling of the SED at FIR wavelengths, we can rule out an underestimation of the FIR emissivity as the cause for this discrepancy. Instead we support highly obscured star formation that contributes little to the optical extinction as a more probable explanation. © ESO, 2010.
Authors & Co-Authors
Baes, Maarten
Belgium, Ghent
Universiteit Gent
Fritz, Jacopo
Belgium, Ghent
Universiteit Gent
Gadotti, Dimitri Alexei
Chile, Santiago
European Southern Observatory Santiago
Smith, Daniel James B.
United Kingdom, Nottingham
University of Nottingham
Dunne, Loretta
United Kingdom, Nottingham
University of Nottingham
da Cunha, Elisabete
Greece, Rethymnon
University of Crete
Amblard, Alexandre
United States, Irvine
University of California, Irvine
Auld, Robbie R.
United Kingdom, Cardiff
Cardiff University
Bendo, George J.
United Kingdom, London
Imperial College London
Bonfield, David G.
United Kingdom, Hatfield
University of Hertfordshire
Burgarella, Denis
France, Marseille
Laboratoire D'astrophysique de Marseille
Buttiglione, Sara
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Cava, Antonio
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Clements, David L.
United Kingdom, London
Imperial College London
Cooray, Asantha Roshan
United States, Irvine
University of California, Irvine
Dariush, Aliakbar A.
United Kingdom, Cardiff
Cardiff University
de Zotti, Gianfranco
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Italy, Trieste
Scuola Internazionale Superiore Di Studi Avanzati
Dye, S.
United Kingdom, Cardiff
Cardiff University
Eales, Stephen A.
United Kingdom, Cardiff
Cardiff University
Frayer, David T.
Unknown Affiliation
Gonzalez-Nuevo, J.
Italy, Trieste
Scuola Internazionale Superiore Di Studi Avanzati
Herranz, Diego
Spain, Santander
Csic-uc - Instituto de Física de Cantabria Ifca
Ibar, E.
United Kingdom, Edinburgh
Uk Astronomy Technology Centre
Ivison, Robert J.
United Kingdom, Edinburgh
Uk Astronomy Technology Centre
Lagache, Guilaine
France, Orsay
Institut D'astrophysique Spatiale
Leeuw, Lerothodi L.
United States, Moffett Field
Nasa Ames Research Center
López-Caniego, Marcos
Spain, Santander
Csic-uc - Instituto de Física de Cantabria Ifca
Jarvis, Matthew J.
United Kingdom, Hatfield
University of Hertfordshire
Maddox, Steve J.
United Kingdom, Nottingham
University of Nottingham
Negrello, Mattia
United Kingdom, Milton Keynes
The Open University
Michałowski, Michał J.
United Kingdom, Edinburgh
The University of Edinburgh
Pascale, Enzo
United Kingdom, Cardiff
Cardiff University
Pohlen, Michael
United Kingdom, Cardiff
Cardiff University
Rigby, Emma E.
United Kingdom, Nottingham
University of Nottingham
Rodighiero, Giulia
Italy, Padua
Università Degli Studi Di Padova
Samui, Saumyadip
Italy, Trieste
Scuola Internazionale Superiore Di Studi Avanzati
Serjeant, Stephen B.G.
United Kingdom, Milton Keynes
The Open University
Temi, Pasquale
United States, Moffett Field
Nasa Ames Research Center
Thompson, Mark A.
United Kingdom, Hatfield
University of Hertfordshire
van der Werf, Paul P.
Netherlands, Leiden
Universiteit Leiden
Verma, Aprajita
United Kingdom, Oxford
University of Oxford
Vlahakis, Catherine
Netherlands, Leiden
Universiteit Leiden
Statistics
Citations: 82
Authors: 42
Affiliations: 22
Identifiers
Doi:
10.1051/0004-6361/201014644
ISSN:
00046361
Research Areas
Environmental