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| DOI | 10.3847/1538-4357/ABC754 | ||||
| Año | 2021 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
Identifications of a large fraction of previously unidentified lines in the complex spectrum of the low mass, late-type LMC [WC11] star J060819.93-715737.4 have been made utilizing electronic databases. There are an exceptionally large number of C ii emission lines originating from autoionizing (AI) levels. Resonance fluorescence between the C ii ground state and excited AI levels is shown to be an important photoabsorption process that is competitive with dielectronic recombination in exciting AI emission lines in stellar winds, and has broad application to many types of emission-line stars. In addition, numerous C ii quartet multiplets appear in emission that are not excited directly by recombination or resonance fluorescence, signifying high wind densities in the emission region that enhance collisional transfer between doublet and quartet states.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Williams, Robert E. | Hombre |
Space Telescope Sci Inst - Estados Unidos
Univ Calif Santa Cruz - Estados Unidos Space Telescope Science Institute - Estados Unidos University of California, Santa Cruz - Estados Unidos |
| 2 | Manea, Catherine | Mujer |
Univ Texas Austin - Estados Unidos
The University of Texas at Austin - Estados Unidos |
| 3 | Margon, Bruce | Hombre |
Univ Calif Santa Cruz - Estados Unidos
University of California, Santa Cruz - Estados Unidos |
| 4 | MORRELL, NIDIA IRENE | Mujer |
Observatorio Las Campanas - Chile
Las Campanas Observatory - Chile Carnegie Observ - Chile |
| Agradecimiento |
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| The authors thank our colleague J. Xavier Prochaska for initially calling this object to our attention, and John Hillier for many helpful conversations on line formation in winds. The Space Telescope Science Institute is operated by the Associations of Universities for Research in Astronomy, Incorporated, under NASA contract NAS5-26555. |
| The authors thank our colleague J. Xavier Prochaska for initially calling this object to our attention, and John Hillier for many helpful conversations on line formation in winds. The Space Telescope Science Institute is operated by the Associationsof Universities for Research in Astronomy, Incorporated, under NASA contract NAS5-26555. |