The Opacity of the Lyα Forest and Implications for Ωband the Ionizing Background
نویسندگان
چکیده
منابع مشابه
The Opacity of the Lyman Alpha Forest and Implications for Ωbaryon and the Ionizing Background
We have measured the distribution function of the flux decrement D = e−τ caused by Lyα forest absorption from intervening gas in the lines of sight to high redshift QSOs from a sample of seven high resolution QSO spectra obtained with the Keck telescope. The observed flux decrement distribution function (FDDF) is compared to the FDDF from two simulations of the Lyα forest: a ΛCDM model (with Ω ...
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ژورنال
عنوان ژورنال: The Astrophysical Journal
سال: 1997
ISSN: 0004-637X,1538-4357
DOI: 10.1086/304765