The Pitfalls of Using Lyα Damping Wings in High-z Galaxy Spectra to Measure the Intergalactic Neutral Hydrogen Fraction

The Ly α damping wing is seen in absorption against the spectra of high-redshift galaxies. Modeling of this wing is a way to measure the volume neutral hydrogen fraction of the Universe, as well as to measure the strength of H i absorption in the form of a damped Ly α absorber (DLA). We use very-hig...

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Bibliographic Details
Main Authors: Mason Huberty, Claudia Scarlata, Matthew J. Hayes, Simon Gazagnes
Format: Article
Language:English
Published: IOP Publishing 2025-01-01
Series:The Astrophysical Journal
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Online Access:https://doi.org/10.3847/1538-4357/add5e7
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