Abundance Gradients in the Outer Galactic Disk.
| Autor: | Maciel, W.J., Quireza, C. |
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| Zdroj: | Astrophysics & Space Science; Jul1999, Vol. 265 Issue 1-4, p269-270, 2p |
| Abstrakt: | Radial abundance gradients of the element ratios O/H, Ne/H, S/H, and Ar/H are determined for a sample of disk planetary nebulae, emphasizing the behaviour of the gradients at large galactocentric distances. [ABSTRACT FROM AUTHOR] |
| Databáze: | Complementary Index |
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