The Bulletin of The Korean Astronomical Society (천문학회보)
- Volume 40 Issue 2
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- Pages.35.1-35.1
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- 2015
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- 1226-2692(pISSN)
Near-infrared Extinction due to Cool Supernova Dust in Cassiopeia A
- Lee, Yong-Hyun (Department of Physics and Astronomy, Seoul National University) ;
- Koo, Bon-Chul (Department of Physics and Astronomy, Seoul National University) ;
- Moon, Dae-Sik (Department of Astronomy and Astrophysics, University of Toronto) ;
- Lee, Jae-Joon (Korea Astronomy and Space Science Institute)
- Published : 2015.10.15
Abstract
We present the results of extinction measurements toward the main ejecta shell of the Cassiopeia A supernova (SN) remnant using the flux ratios between the two near-infrared (NIR) [Fe II] lines at 1.26 and
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