Search for dissertations about: "stars: binaries: visual"
Found 2 swedish dissertations containing the words stars: binaries: visual.
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1. Studies of the S-type AGB star W Aquilae : The circumstellar envelope and the fain companion
Abstract : Low- and intermediate-mass stars will all eventually enter the asymptotic giant branch (AGB) phase. AGB stars experience intense mass-loss, generating a significant fraction of the dust and molecular matter that enrichesthe ISM. AGB stars are also responsible for a the production of about half of all elements heavier than iron. READ MORE
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2. Studies of Double and Multiple Stars Using Space Astrometry
Abstract : This thesis introduces and summarizes four papers dealing with the study of double and multiple stars using space astrometry. The introduction gives a brief review of the role of binary observations in various fields of astronomy --- star formation, stellar masses and the mass-luminosity relation, initial mass function, detection of sub-stellar mass companions. READ MORE