2002/07/23 by Grazyna Stasinska
Physics and Astronomy · #astro-ph
published as In: Cosmochemistry. The melting pot of the elements, edited by C. Esteban, R. J. García López, A. Herrero, F. Sánchez. Cambridge contemporary astrophysics. Cambridge, UK: Cambridge University Press, 2004, p. 115 - 170 · 55 pages, no figures, lectures to be published in the proceedings of the XIII Canary Islands Winter School of Astrophysics
arxiv created 2002/07/23 · arxiv updated 2009/12/01
The methods of abundance determinations in HII regions and planetary nebulae are described, with emphasis on the underlying assumptions and inherent problems. Recent results on abundances in Galactic HII regions and in Galactic and extragalactic Planetary Nebulae are reviewed.