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Molecular abundances in carbon-rich circumstellar envelopes |
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| Authors: | L -Å Nyman H Olofsson |
| Institution: | (1) ESO, Santiago 19, 19001 Casilla, Chile;(2) Stockholms Observatorium, S-13336 Saltsjöbaden, Sweden |
| Abstract: | Millimetre observations of three southern carbon stars, IRAS 07454-7112, IRAS 15082-4808 and IRAS 15194-5115 detected 14 molecular species and some of their isotopomers. The12C/13C ratio was found to vary between sources. |
| Keywords: | stars: carbon molecules |
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