The Evolution of Mass Loaded Supernova Remnants. II. Temperature Dependent Mass Injection Rates

Details The Evolution of Mass Loaded Supernova Remnants. II. Temperature Dependent Mass Injection Rates The Evolution of Mass Loaded Supernova Remnants. II. Temperature Dependent Mass Injection Rates

2003-03-12

arxiv.org/abs/astro-ph/0303258v1

Astron.Astrophys.401:1027-1038,2003

Astronomy and Astrophysics

Astrophysics

13 pages, 10 figures, accepted by A&A

Scientific paper

10.1051/0004-6361:20030157

We investigate the evolution of spherically symmetric supernova remnants in which mass loading takes place due to conductively driven evaporation of embedded clouds. Numerical simulations reveal significant differences between the evolution of conductively mass loaded and the ablatively mass loaded remnants studied in Paper I. A main difference is the way in which conductive mass loading is extinguished at fairly early times, once the interior temperature of the remnant falls below ~10 million K. Thus, at late times remnants that ablatively mass load are dominated by loaded mass and thermal energy, while those that conductively mass load are dominated by swept-up mass and kinetic energy. Simple approximations to the remnant evolution, complementary to those in Paper I, are given.

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