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On the evolutionary status of the WR-type PNN

Published online by Cambridge University Press:  25 May 2016

R. Tylenda  and
S.K. Górny
R. Tylenda
Affiliation:
Copernicus Astronomical Center, Toruń, Poland
S.K. Górny
Affiliation:
Copernicus Astronomical Center, Toruń, Poland

Extract

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Some observed parameters of planetary nebulae with H–deficient (mostly WR–type) nuclei (PNN) are compared to those of H–rich ones and to theoretical predictions from the born again scenario. An example is shown in Fig. 1

Type
V. From AGB to Planetary Nebulae
Information
Symposium - International Astronomical Union , Volume 180: Planetary Nebulae , 1997 , pp. 371
Copyright
Copyright © Kluwer 1997 

References

Górny, S.K., Stasińska, G., 1995, A&A 303, 893.Google Scholar
Iben, I. Jr., Kaler, J.B., Truran, J.W., Renzini, A., 1983, ApJ 264, 605.CrossRefGoogle Scholar