一种新型高红移Lyman alpha 释放体：可能的超级风 galaxy于z=5.69
天体物理学
2009-11-07 v2
摘要
在我们为红移约5.7范围内Lyman alpha释放体进行的深层光学成像调查中，我们发现了一个强发射线源候选对象。在后续光学光谱学中，该对象的发射线轮廓呈不对称形状，显示出额外的红尾发射。这一特性与在红移z=5.687 +/- 0.002处识别Lyman alpha发射的可能性一致。观察到的宽线宽度Delta V_{FWHM} ~= 340 km s^{-1}以及额外的红尾发射也表明该对象可能拥有一个银河超级风。
引用
@article{arxiv.astro-ph/0207303,
title = {A New High-Redshift Lyman alpha Emitter: Possible Superwind Galaxy at z = 5.69},
author = {M. Ajiki and Y. Taniguchi and T. Murayama and T. Nagao and S. Veilleux and Y. Shioya and S. S. Fujita and Y. Kakazu and Y. Komiyama and S. Okamura and D. B. Sanders and S. Oyabu and K. Kawara and Y. Ohyama and M. Iye and N. Kashikawa and M. Yoshida and T. Sasaki and G. Kosugi and K. Aoki and T. Takata and Y. Saito and K. S. Kawabata and K. Sekiguchi and K. Okita and Y. Shimizu and M. Inata and N. Ebizuka and T. Ozawa and Y. Yadoumaru and H. Taguchi and H. Ando and T. Nishimura and M. Hayashi and R. Ogasawara and S. Ichikawa},
journal= {arXiv preprint arXiv:astro-ph/0207303},
year = {2009}
}
备注
5 pages, 4 figures (Figure 2 and Figure 4 are JPEG files). ApJ (Letters), in press