Population Synthesis Models for Normal Galaxies with Dusty Disks

To investigate the SEDs of galaxies considering the dust extinction processes in the galactic disks, we present the population synthesis models for normal galaxies with dusty disks. We use PEGASE (Fioc & Rocca-Volmerange 1997) to model them with standard input parameters for stars and new dust p...

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Main Authors: Kyung-Won Suh, Mi-Ryang Kim
Format: Article
Language:English
Published: The Korean Space Science Society 2003-09-01
Series:Journal of Astronomy and Space Sciences
Subjects:
Online Access:http://ocean.kisti.re.kr/downfile/volume/kosss/OJOOBS/2003/v20n3/OJOOBS_2003_v20n3_175.pdf
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author Kyung-Won Suh
Mi-Ryang Kim
author_facet Kyung-Won Suh
Mi-Ryang Kim
author_sort Kyung-Won Suh
collection DOAJ
description To investigate the SEDs of galaxies considering the dust extinction processes in the galactic disks, we present the population synthesis models for normal galaxies with dusty disks. We use PEGASE (Fioc & Rocca-Volmerange 1997) to model them with standard input parameters for stars and new dust parameters. We find that the model results are strongly dependent on the dust parameters as well as other parameters (e.g. star formation history). We compare the model results with the observations and discuss about the possible explanations. We find that the dust opacity functions derived from studies of asymptotic giant branch stars are useful for modeling a galaxy with a dusty disk.
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spelling doaj.art-21663d86b6a044abbdf3cadccc5551d12024-02-02T07:29:38ZengThe Korean Space Science SocietyJournal of Astronomy and Space Sciences2093-55872093-14092003-09-0120317518410.5140/JASS.2003.20.3.175Population Synthesis Models for Normal Galaxies with Dusty DisksKyung-Won Suh0Mi-Ryang Kim1Department of Astronomy and Space Science, Chungbuk National University, Cheongju, 361-763, Chungbuk, KoreaDepartment of Astronomy and Space Science, Chungbuk National University, Cheongju, 361-763, Chungbuk, KoreaTo investigate the SEDs of galaxies considering the dust extinction processes in the galactic disks, we present the population synthesis models for normal galaxies with dusty disks. We use PEGASE (Fioc & Rocca-Volmerange 1997) to model them with standard input parameters for stars and new dust parameters. We find that the model results are strongly dependent on the dust parameters as well as other parameters (e.g. star formation history). We compare the model results with the observations and discuss about the possible explanations. We find that the dust opacity functions derived from studies of asymptotic giant branch stars are useful for modeling a galaxy with a dusty disk.http://ocean.kisti.re.kr/downfile/volume/kosss/OJOOBS/2003/v20n3/OJOOBS_2003_v20n3_175.pdfgalaxiesevolutioninfrareddustextinction
spellingShingle Kyung-Won Suh
Mi-Ryang Kim
Population Synthesis Models for Normal Galaxies with Dusty Disks
Journal of Astronomy and Space Sciences
galaxies
evolution
infrared
dust
extinction
title Population Synthesis Models for Normal Galaxies with Dusty Disks
title_full Population Synthesis Models for Normal Galaxies with Dusty Disks
title_fullStr Population Synthesis Models for Normal Galaxies with Dusty Disks
title_full_unstemmed Population Synthesis Models for Normal Galaxies with Dusty Disks
title_short Population Synthesis Models for Normal Galaxies with Dusty Disks
title_sort population synthesis models for normal galaxies with dusty disks
topic galaxies
evolution
infrared
dust
extinction
url http://ocean.kisti.re.kr/downfile/volume/kosss/OJOOBS/2003/v20n3/OJOOBS_2003_v20n3_175.pdf
work_keys_str_mv AT kyungwonsuh populationsynthesismodelsfornormalgalaxieswithdustydisks
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