Circumstellar Dust Shells: Clues to the Evolution of R Coronae Borealis Stars
The existence of extended, cold dust envelopes surrounding R Coronae Borealis (RCB) stars has been known about for over 30 years. RCB stars are an exotic group of extremely hydrogen-deficient, carbon-rich supergiants that are known for their spectacular declines in brightness (up to 8 mags) at irreg...
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Format: | Others |
Language: | en |
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LSU
2016
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Online Access: | http://etd.lsu.edu/docs/available/etd-06302016-154343/ |