The Cassiopeia A Supernova Remnant in X-Rays
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| Format: | Artículo científico |
| Language: | en |
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Universidad Nacional Autónoma de México
2007
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| _version_ | 1876443819428282368 |
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| author | J. Martin Laming |
| author_facet | J. Martin Laming |
| contents | The Cassiopeia A Supernova Remnant in X-Rays J. Martin Laming Una Hwang Física, Astronomía y Matemáticas SUPERNOVA REMNANTS SUPERNOVAE: INDIVIDUAL (CASSIOPEIA A) We review progress to date on analysis of the 1 million second Chandra Very Large Project (VLP)observation ofthe Cassiopeia A supernova remnant. We explore the possibility that Cas A exploded into a \bubble". The redsupergiant wind into which its blast wave is currently expanding, was possibly followed by a short period of fasttenuous Wolf-Rayet wind prior to explosion, leaving a low density region at the center, surrounded by higherdensity red supergiant wind. We also review the current state of hard X-ray observations and determinationof the mass of 44Ti thought to have been ejected in the explosion, with a view to the constraints this places onthe nature of the explosion itself, and where in the remnant 44Ti decay products are likely to be found 2007 artículo científico 0185-1101 https://www.redalyc.org/articulo.oa?id=57130013 en http://www.redalyc.org/revista.oa?id=571 Revista Mexicana de Astronomía y Astrofísica application/pdf Universidad Nacional Autónoma de México Revista Mexicana de Astronomía y Astrofísica (México) Vol.30 |
| format | Artículo científico |
| id | redalyc_57130013 |
| institution | Redalyc |
| language | en |
| publishDate | 2007 |
| publisher | Universidad Nacional Autónoma de México |
| spellingShingle | The Cassiopeia A Supernova Remnant in X-Rays J. Martin Laming Física, Astronomía y Matemáticas SUPERNOVA REMNANTS SUPERNOVAE: INDIVIDUAL (CASSIOPEIA A) The Cassiopeia A Supernova Remnant in X-Rays J. Martin Laming Una Hwang Física, Astronomía y Matemáticas SUPERNOVA REMNANTS SUPERNOVAE: INDIVIDUAL (CASSIOPEIA A) We review progress to date on analysis of the 1 million second Chandra Very Large Project (VLP)observation ofthe Cassiopeia A supernova remnant. We explore the possibility that Cas A exploded into a \bubble". The redsupergiant wind into which its blast wave is currently expanding, was possibly followed by a short period of fasttenuous Wolf-Rayet wind prior to explosion, leaving a low density region at the center, surrounded by higherdensity red supergiant wind. We also review the current state of hard X-ray observations and determinationof the mass of 44Ti thought to have been ejected in the explosion, with a view to the constraints this places onthe nature of the explosion itself, and where in the remnant 44Ti decay products are likely to be found 2007 artículo científico 0185-1101 https://www.redalyc.org/articulo.oa?id=57130013 en http://www.redalyc.org/revista.oa?id=571 Revista Mexicana de Astronomía y Astrofísica application/pdf Universidad Nacional Autónoma de México Revista Mexicana de Astronomía y Astrofísica (México) Vol.30 |
| title | The Cassiopeia A Supernova Remnant in X-Rays |
| topic | Física, Astronomía y Matemáticas SUPERNOVA REMNANTS SUPERNOVAE: INDIVIDUAL (CASSIOPEIA A) |
| url | https://www.redalyc.org/articulo.oa?id=57130013 |