红巨星中的旋转诱导混合
天体物理学
2007-05-23 v1
摘要
红巨星——无论是在星际场还是在星系内部——都存在无法被标准恒星演化模型解释的丰度异常。某些这些异常现象明显指向在星内存在额外混合过程，其性质尚不清楚。我们present了对典型星系红巨星演化的新结果，包括从主序星(ZAMS)到红巨星顶端(RGB tip)的完整旋转诱导混合处理。讨论了关于角动量和化学物质输运内部星体的 prescriptions 的不确定性。
引用
@article{arxiv.astro-ph/0410726,
title = {Rotation-induced mixing in red giant stars},
author = {A. Palacios and C. Charbonnel and S. Talon and L. Siess},
journal= {arXiv preprint arXiv:astro-ph/0410726},
year = {2007}
}
备注
2 pages, 2 figures, to appear in the proceedings of the ESO-Arcetri Workshop on "Chemical abundances and mixing in stars in the Milky Way and its satellites" held in Castiglione della Pescaia, Italy, September 2004 (Springer-Verlag Series "ESO Astrophysics Symposia")