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The strength of the low-ionization emission lines in Type I PNe
Published online by Cambridge University Press: 25 May 2016
Extract
I have performed a statistical analysis on a group of emission line ratios of a sample of PNe. The optical data was taken from ELCAT2 Catalogue (http://www.stsci.edu/pub/elcat). Some observations of H–H objects were also included for comparison.
- Type
- IV. Envelopes
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- Copyright
- Copyright © Kluwer 1997