Magellanic cloud planetary nebula with suspected strong forbidden iron lines

The relatively high-excitation nebula (Westerlund-Smith object 25) in the large Magellanic cloud shows prominent forbidden lines of [Ar IV], the close [Ne IV] pair λ4724, 4726, [Ca V] λ5309, [Fe V] λ4227, and probably [Fe VI] and [Fe VII], as well. A conventional interpretation of observations secur...

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Pubblicato in:	Proc Natl Acad Sci U S A
Autori principali:	Aller, L. H., Czyzak, S. J.
Natura:	Artigo
Lingua:	Inglês
Pubblicazione:	National Academy of Sciences 1983
Soggetti:	Physical Sciences: Astronomy
Accesso online:	https://ncbi.nlm.nih.govhttps://pmc.ncbi.nlm.nih.gov/articles/PMC393685/ https://ncbi.nlm.nih.govhttps://pubmed.ncbi.nlm.nih.gov/16593294/ https://ncbi.nlm.nih.govhttps://doi.org/10.1073/pnas.80.6.1764
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