Revised diagnostic diagrams for planetary nebulae
Diagnostic diagrams of electron density-excitation for a sample of 613 planetary nebulae are presented. The present extensive sample allows the definition ofnew statistical limits for the distribution of planetary nebulae in the log [H/[S ii]]versus log [H/[N ii]], log [H/[S ii]] versus [S ii] 6717/...
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| Pubblicato in: | Revista Mexicana de Astronomía y Astrofísica |
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| Autori principali: | , |
| Natura: | Artigo |
| Lingua: | Inglês |
| Pubblicazione: |
Universidad Nacional Autónoma de México
2006
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| Soggetti: | |
| Accesso online: | https://www.redalyc.org/articulo.oa?id=57142106 |
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