z~0.7 处的质量-金属度关系
天体物理学
2009-11-10 v1
摘要
我们检查了来自 Gemini Deep Deep Survey (GDDS) 和加拿大-法国-巴黎红移测量 (CFRS) 的 66 颗星系的星际介质 (ISM) 金属度和恒星质量。我们观察到类似于 z~0.1 SDSS 星系的质量-金属度关系,但向更高质量和/或更低金属度偏移。使用该样本和一小撷 z~2.3 LBGs 样本,提出了一个随红移变化的质量-金属度关系,用于描述观察到的结果。
引用
@article{arxiv.astro-ph/0412041,
title = {The mass-metallicity relation at z~0.7},
author = {S. Savaglio and K. Glazebrook and D. Le Borgne and S. Juneau and R. Abraham and D. Crampton and P. McCarthy and H. -W. Chen and R. Marzke and R. Carlberg and I. Jorgensen and I. Hook and R. Murowinski},
journal= {arXiv preprint arXiv:astro-ph/0412041},
year = {2009}
}
备注
To appear in the proceedings of the conference "The Spectral Energy Distribution of Gas-Rich Galaxies", eds. C.C. Popescu & R.J. Tuffs (Heidelberg, October 2004)